KR20210115683A - Tightening tool for hose clip - Google Patents

Abstract

Disclosed is a tightening tool for a hose clip. The disclosed tightening tool for a hose clip, which is a hose clip tightening tool configured to relax a hose clip to expand the diameter of the hose clip by biting and compressing both ends of the hose clip, comprises: a first tool body having a first handle part configured at a rear end part, having a first hose cover part configured at a front end part to one side part of the outer circumference surface of a hose, and having a first jaw configured at the end of the first hose cover part to bite one end part of a hose clip; and a second tool body intersecting with the first tool body, connected by a hinge pin to be formed to be able to rotate, having a second handle part configured at a rear end part, having a second hose cover part configured at a front end part to envelop the other side part of the outer circumference surface of the hose, and having a second jaw configured at the end part of the second hose cover part to bite the other end part of the hose clip. The first jaw and the second jaw can bite and compress both end parts of the hose clip while the first hose cover part and the second hose cover part envelop the hose.

Description

Tightening tool for hose clip

The present invention relates to a fastening tool for a hose clip, and more particularly, to a fastening tool for a hose clip capable of enclosing a hose equipped with a hose clip and biting both ends of the hose clip.

In general, in recent years, various rubber hoses have been used in automobiles for heating and cooling systems, brake systems, and the like. These rubber hoses are connected to various devices such as a fluid storage container through a metal pipe.

When connecting a rubber hose to a metal pipe, a spring hose clip (hereinafter referred to as a 'hose clip') is used to fix the sealing property of the connecting part of the hose well.

A hose clip is used to clamp a hose to a pipe. With a general pliers, bite both ends of the hose clip and press it to relax the diameter of the hose clip to a greater than the diameter of the hose, After placement, when the external force holding the pliers is removed, the hose clip is contracted by its own elastic force, and the hose in the corresponding area is tightly tightened to clamp the hose and the pipe.

However, since there is no tool dedicated to the hose clip in the prior art, it takes a lot of force for the operator to use a general pliers, and moreover, it is difficult to secure a working space with a general pliers because the space in the vehicle engine room is very complicated and very narrow. There was a problem that took a lot of time to work.

In order to solve this problem, a fastener dedicated to a hose clip has been proposed in Public Utility Model Publication No. 1998-031258, Public Utility Model No. 1999-007422, Registered Utility Model No. 20-0146275, and Registered Patent No. 10-0379627.

However, in many vehicles, the hose clips for fastening the hoses installed in the engine room are installed so that the end faces downward, and accordingly, Public Utility Model No. 1998-031258, Public Utility Model No. 1999-007422, Registered Utility Model No. 20-0146275 and No. 10-0379627, even with the dedicated fastening tool for the hose clip, it was not possible to remove or rearrange the hose clips with the ends facing downward.

In order to remove and relocate the hose clip, after lifting the vehicle body, the operator has to work under the vehicle, so there is a problem in that the working time is greatly increased due to the time to lift the vehicle body to the lifting machine and the like.

Public Utility Model Room 1998-033190 Room 20-0325245 for registration room Registered Patent No. 10-0574803 Public utility model 1998-031258 Public utility model 1999-007422 Registered Utility Model No. 20-0146275 Registered Patent No. 10-0379627

The present invention has been devised to solve the problems of the prior art as described above, and is configured so that it is possible to bite both ends of the hose clip while hugging the hose on which the hose clip is mounted. And an object of the present invention is to provide a fastening tool for a hose clip having an improved structure so as to perform a position movement operation and the like.

In addition, the present invention enables the hose clip to be fixed inside the tool even if both ends of the hose clip are not pressed and pressed, thereby reducing the hassle and effort of the operator having to continuously apply force when replacing the hose clip or moving the position. Another object of the present invention is to provide a fastening tool for a hose clip, which is improved so that the

The fastening tool for a hose clip of the present invention for achieving the above object is a hose clip fastening tool configured to bite and press both ends of the hose clip to loosen the hose clip so that the diameter of the hose clip is expanded. a first tool body including a first hose cover portion configured to surround one side of the outer circumferential surface of the hose at the front end portion, and a first jaw configured to bite one end of the hose clip at the distal end of the first hose cover portion; It crosses the first tool body and is connected by a hinge pin to be rotatably formed, a second handle portion is configured at the rear end portion, and a second hose cover portion surrounding the other side of the outer peripheral surface of the hose is configured at the front end portion, Including; a second tool body having a second jaw configured to bite the other end of the hose clip at the distal end of the second hose cover, and the first and second jaws and the first hose cover while the second hose cover surrounds the hose The second tank oil is characterized in that it is configured to be compressed by biting both ends of the hose clip.

The first hose cover part and the second hose cover part may be formed in an arcuate shape facing each other.

It is installed inside each of the first hose cover part and the second hose cover part, and in a state in which the first jaw and the second jaw bite both ends of the hose clip and are not compressed, the hose clip is removed from the hose clip. It may be configured to further include a; clip fixing means for fixing the position between the first hose cover portion and the second hose cover portion.

The fastening tool for a hose clip of the present invention is a hose clip fastening tool configured to loosen the hose clip so that the diameter of the hose clip is expanded by biting both ends of the hose clip, and the first handle is configured at the rear end, and the hose is at the end of the front end. a first tool body configured with a first jaw for biting one end of the clip; A second tool that crosses the first tool body and is connected by a hinge pin to be rotatably formed, a second handle is formed at the rear end, and a second jaw is configured at the end of the front end for biting the other end of the hose clip. body; The front end of the first tool body has an arcuate shape except for the first jaw so as to surround one side of the outer circumferential surface of the hose, and the front end of the second tool body has an arcuate shape except for the second jaw. Consisting of may be configured to surround the other side of the outer peripheral surface of the hose.

According to the above, the fastening tool of the present invention is capable of compressing both ends of the hose clip while enveloping the hose on which the hose clip is mounted, removing the hose clips in the engine room with both ends facing downward without lifting the vehicle. The hose connection work of the engine room of the vehicle can be easily carried out while moving or moving the location, which has the effect of significantly reducing the working time and allowing the operator to use it more easily and conveniently.

In addition, in the fastening tool of the present invention, the hose clip is attached and fixed to the inside of the fastening tool even if the operator does not press both ends of the hose clip by applying hard force to both handles, so that when replacing the hose clip or hose The hose clip can be moved while it is attached to the fastening tool without the need to hold and transport it with a separate hand. This has the effect of greatly improving workability.

1 is a perspective view showing a fastening tool for a hose clip according to a first embodiment of the present invention;
2 is a front view showing a fastening tool for a hose clip according to a first embodiment of the present invention;
3 is a view showing a state in which the fastening tool of FIG. 2 is spread,
4 is a view showing a state in which both jaws of the fastening tool for a hose clip according to the first embodiment are brought into contact with both ends of the hose clip, but are not compressed;
FIG. 5 is a view showing a relaxed state so that the diameter of the hose clip is expanded by the operator in FIG. 4 holding both handles and applying force, both jaws are approaching, biting and pressing both ends of the hose clip,
6 and 7 are views showing a fastening tool for a hose clip according to a second embodiment of the present invention,
FIG. 8 is an enlarged view showing the main part of FIG. 6 .

The above objects, other objects, features and advantages of the present invention will be easily understood through the following preferred embodiments in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments described herein and may be embodied in other forms. Rather, the embodiments introduced herein are provided so that the disclosed content may be thorough and complete, and the spirit of the present invention may be sufficiently conveyed to those skilled in the art.

In this specification, when a component is referred to as being on another component, it may be directly formed on the other component or a third component may be interposed therebetween. In addition, in the drawings, the thickness of the components is exaggerated for effective description of the technical content.

Embodiments described herein will be described with reference to cross-sectional and/or plan views, which are ideal illustrative views of the present invention. In the drawings, thicknesses of films and regions are exaggerated for effective description of technical content. Accordingly, the shape of the illustrative drawing may be modified due to manufacturing technology and/or tolerance. Therefore, embodiments of the present invention are not limited to the specific form shown, but also include changes in the form generated according to the manufacturing process. For example, the etched region shown at a right angle may be rounded or have a predetermined curvature. Accordingly, the regions illustrated in the drawings have properties, and the shapes of the regions illustrated in the drawings are intended to illustrate the specific form of the region of the device and not to limit the scope of the invention. In various embodiments of the present specification, terms such as first, second, etc. are used to describe various components, but these components should not be limited by these terms. These terms are only used to distinguish one component from another. The embodiments described and illustrated herein also include complementary embodiments thereof.

The terminology used herein is for the purpose of describing the embodiments, and is not intended to limit the present invention. As used herein, the singular also includes the plural unless specifically stated otherwise in the phrase. As used herein, the terms 'comprises' and/or 'comprising' do not exclude the presence or addition of one or more other components.

In describing the specific embodiments below, various specific contents have been prepared to more specifically describe the invention and help understanding. However, a reader having enough knowledge in this field to understand the present invention may recognize that it may be used without these various specific details. In some cases, it is mentioned in advance that parts that are commonly known and not largely related to the invention are not described in order to avoid confusion without any reason in describing the present invention.

Hereinafter, with reference to FIGS. 1 to 5, the fastener 10 for a hose clip according to a first embodiment of the present invention will be described.

The hose clip fastening tool 10 is used to fasten the hose discharged in the engine room of the vehicle to the pipes of various fluid devices in the engine room with a spring-type clip hose, and the force of the operator holding the handle parts 114 and 124 on both sides. The jaws (115, 125) on both sides bite and press the both ends (41, 43) of the hose clip (40) so that the diameter of the hose clip (40) is expanded than the hose (30) to a relaxed state, After moving the hose clip 40 in the relaxed state to the overlapping position where the hose 30 and the pipe 20 overlap each other, removing the force holding the handle parts 114 and 124, the hose clip 40 It is a tool that clamps the hose 30 and the pipe 20 by tightening the hose 30 while the diameter is reduced by the self-elastic force.

Specifically, the fastening tool 10 for a hose clip of the present invention is configured to include a first tool body 110 and a second tool body 120 .

The first tool body 110 is configured such that the second tool body 120 crosses the middle part in an "x" shape, and the crossed part is penetrated by the hinge pin 130 to enable rotation operation with each other. At this time, the first tool body 110 is provided with a gap adjusting channel 133 like a conventional pliers, and by moving the hinge pin 130 in the gap adjusting channel 133, the first jaw 115 and It is configured to enable the spacing of the second jaw (125).

The first tool body 110 has a first handle 114 at the rear end, and a first hose cover 112 surrounding one side of the outer circumferential surface of the hose 30 at the front end, the first hose The first jaw 115 for biting the one end 43 of the hose clip 40 is formed at the end of the cover portion 112 .

In addition, the second tool body 120 has a second handle portion 124 at the rear end, and a second hose cover portion 122 surrounding the other side of the outer peripheral surface of the hose 30 at the front end. The second jaw 125 for biting the other end 41 of the hose clip 40 is formed at the end of the second hose cover part 122 .

On each of the surfaces facing each other of the first jaw 115 and the second jaw 125, a toothed portion composed of three teeth, that is, three stages of teeth, is formed, so that both ends 41 and 43 of the hose clip 40 are more easily removed. It is designed to be watered.

In the present invention, the first hose cover part 112 is configured to surround one side of the hose 30 and the second hose cover part 122 is configured to surround the other side of the hose 30, the first hose cover part 112 and the first jaw 115 and the second jaw 125 bite both ends 41 and 43 of the hose clip 40 in a state where the second hose cover part 122 embraces the outer circumferential surface of the hose 30 and presses it configured to do so.

In the present invention, the first hose cover part 112 and the second hose cover part 122 may be formed in the form of an arch facing each other, as shown in the drawings, but is not limited thereto, The first jaw 115 and the second jaw 125 can bite and press the both ends 41 and 43 of the hose clip 40 in a state that embraces the outer circumferential surface of the hose 30, and a “c” shape facing each other Of course, it may be formed in various forms, such as a form.

The fasteners for the existing hose clips mentioned in the existing general pliers or prior literature (Public Utility Model No. 1998-031258, Public Utility Model No. 1999-007422, Registered Utility Model No. 20-0146275, and Registered Patent No. 10-0379627) are , The both ends of the hose clip installed on the hose in the vehicle room are configured to face the inside of the engine room, for example, the lower part of the engine rom, so that after lifting the vehicle body on a lift, the operator removes the hose clip from the lower part of the vehicle There was a problem that the clip fastening work such as work or replacement work had to be done. However, the fastening tool for a hose clip of the present invention is composed of a first hose cover part 112 and a second hose cover part 122, and the first hose cover part 112 and the second hose cover part 122. A structure in which a first jaw 115 and a second jaw 125 that can bite both ends 41 and 43 of the hose clip 40 are formed at each end, the first hose cover part 112 and The second hose cover part 122 embraces the hose 30 to which the hose clip 40 is mounted, and it is possible to bite the both ends 41 and 43 of the hose clip 40, and accordingly, both ends 41, 43) makes it easy to move, install, and reinstall the hose clip 40, such as removing, moving, or replacing the hose clip 40 installed so that it faces the inside (lower or inner wall part) of the engine room without lifting the vehicle. makes it possible to carry out

That is, the fastening tool 10 for the hose clip of the present invention allows the operator to hold both the handle parts 114 and 124 to work on the opposite side from both ends 41 and 43 of the hose clip 40 with respect to the hose 30. Accordingly, without lifting the vehicle, the vehicle bonnet is opened and the hose clip 40 having both ends 41 and 43 installed toward the bottom even in the upper part of the engine room can be easily removed or installed. can

In the present invention, the sizes of the first hose cover part 112 and the second hose cover part 122 may be designed in various ways according to the size of the hose 30 to be worked. The space between the first hose cover part 112 and the second hose cover part 122 is larger than the diameter of the hose 30 in the state where the first tank oil 115 and the second jaw 125 are in contact as shown in FIG. 1 . It is preferable to be configured to do so.

Hereinafter, a fastening tool for a hose clip according to a second embodiment of the present invention will be described with reference to FIGS. 6 and 7 .

The fastening tool for the hose clip of the second embodiment is installed inside each of the first hose cover part 112 and the second hose cover part 122 compared to the first embodiment, and the outer peripheral surface of the hose clip 30 is detachable. By being attached to each other, the hose clip 30 is positioned between the first hose cover part 112 and the second hose cover part 122 even if the operator grips both the handle parts 114 and 124 and does not apply force. There is only a difference in that it further includes clip fixing means 140 and 140', and since the rest of the configuration is the same, the same reference numerals are given to the same parts and descriptions are omitted, and only the different configurations will be described in detail.

In other words, the pair of clip fixing means 140 and 140' are installed inside each of the first hose cover part 112 and the second hose cover part 122, and the operator is holding both the handle parts 114 and 124. Since no force is applied, the hose clip 30 is attached to the first hose even when the first jaw 115 and the second jaw 125 bite both ends 41 and 43 of the hose clip 40 and are not compressed. It is configured such that the position is fixed between the cover part 112 and the second hose cover part 122 .

Since the pair of clip fixing means 140 and 140' are installed symmetrically to each other and have the same configuration, only one clip fixing means 140 will be described. That is, one of the pair of clip fixing means 140 and 140' is installed on the inner surface of the first hose cover part 112, and the other is installed on the inner surface of the second hose cover part 122 and faces each other symmetrically. The only difference is that they are installed, and they all have the same configuration.

The first clip fixing means 140 is a hose clip 40 positioned in a space between the first hose cover part 112 and the second hose cover part 122 from the inner surface of the second hose cover part 122 . A pair of first pivoting bars 141 and 143 installed to face the outer circumferential surface and rotatably installed with respect to the inner surface of the second hose cover 122, and the pair of first pivoting bars 141 and 143 at the ends of the It is rotatably installed and is configured to include a first clip attachment pad part 145 to which one side of the outer circumferential surface of the hose clip 40 is closely attached by magnetic force.

In addition, the second clip fixing means 140 ′ is a hose clip ( 40) and a pair of second rotation bars 141' and 143' installed to face the outer circumferential surface of the first hose cover unit 112 and rotatably installed with respect to the inner surface of the first hose cover unit 112, and the pair of second rotations It is rotatably installed at the ends of the bars 141' and 143', and the other side of the outer peripheral surface of the hose clip 40 is configured to include a second clip attachment pad part 145' attached to it by magnetic force.

The rear ends of each of the pair of first rotation bars 141 and 143 are connected by the inner surface of the second hose cover part 122 and the first hinge part h1 to be rotatably configured, and the pair of first rotation bars are rotatably configured. Each of the front ends of the bars 141 and 143 is connected to the rear surface of the first clip attachment pad part 145 and the second hinge part h2 so that the first clip attachment pad part 145 is a pair of first rotating bars ( 141,143) is configured to be rotatable with respect to the front end.

Referring to FIG. 8 , the first clip attachment pad part 145 supports the magnet plate 145b on the front side, and the rear side is connected to the front end of the pair of first rotation bars 141 and 143 by the second hinge part h2. A support plate 145a configured to be rotatable, a magnet plate 145b that is adhesively fixed to the front surface of the support plate 145a, and a hose clip 40 is attached to one side of the outer circumferential surface by magnetic force, and attached to the front surface of the magnet plate 145b It is installed and is configured to include a soft silicone pad 145c configured to increase the degree of adhesion to one side of the outer circumferential surface of the hose clip 40 .

6 is a state in which the user holds both the handle parts 114 and 124, but does not apply the force to hold both the handle parts 114 and 124, and the hose clip 40 also maintains the original state.

In the first embodiment, the first jaw 115 and the second jaw 125 come closer only when the user holds both the handle parts 114 and 124 and presses them by biting the both ends 41 and 43 of the hose clip 40. The hose clip 40 is not separated from the fastening tool 10 , and the fastening tool 10 can maintain a state in which the hose clip 40 is held.

However, in the fastening tool 10 of the present invention, a pair of clip fixing means 140 and 140' are installed inside each of the first hose cover part 112 and the second hose cover part 122, and the clip fixing means The hose clip 30 is magnetically attached to the (140, 140') so that even if the user does not apply force while holding both the handles 114 and 124, the hose clip 30 is the first hose cover part 112 and the second hose cover part 122. ) is maintained in the space between them.

Therefore, when moving the hose clip 30 for replacement and installation of the hose clip 30, there is no need for the operator to continuously apply force to the fastening tool 10 to hold the hose clip 30, and the hose clip Since force is applied to both handle parts 114 and 124 only when pressing both ends 41 and 43 of the hose clip 30 to expand the diameter of the hose clip 30, the hose connection operation using the hose clip is very easy. and can significantly reduce the labor consumption of workers.

The fastening tool 10 for a hose clip of the present invention is in an original state in which no external force is applied to the hose clip 40, as shown in FIG. 6, a first clip attachment pad part 145 and When the second clip attachment pad part 145 ′ is magnetically attached, both ends 41 and 43 of the hose clip 40 may be configured to contact the first jaw 115 and the second jaw 125 , respectively. .

In addition, in the state shown in FIG. 6 , when the operator holds both the handle parts 114 and 124 and applies force so that the ambidextrous parts 114 and 124 come closer, the first jaw 115 and the second jaw 125 as shown in FIG. As it approaches, both ends 41 and 43 of the hose clip 40 are bitten and pressed to expand the diameter of the hose clip 40 and become a relaxed state. At this time, the first hose cover part 11 and the second hose cover part As the size of the space between the 122 decreases, each of the pair of first rotation bars 141 and 143 and the pair of second rotation bars 141 ′, 143 ′ rotates with each other, and the first clip attachment pad part ( 145) and the second clip attachment pad part 145' are also rotated at a predetermined angle while maintaining a state attached to both sides of the outer circumferential surface of the hose clip 40.

In addition, in the present invention, the first return means 147 made of a coil spring is configured to connect between the inner surface of the second hose cover part 122 and the first clip attachment pad part 145, and the first hose cover part A second return means 147' made of a coil spring may be configured to connect between the inner surface of the 112 and the second clip attachment pad part 145'.

According to this, as shown in FIG. 7 , each of the pair of first rotation bars 141 and 143 and the pair of second rotation bars 141 ′ and 143 ′ rotates with each other, and the first clip attachment pad part 145 and the first rotation bar 145 , respectively. When the user removes the external force holding both the handle parts 114 and 124 in a state in which the clip attachment pad part 145' is also rotated at a predetermined angle, the pair of first rotations by the elastic restoring force of the return means 147 and 147' The bars 141 and 143 and the pair of second rotation bars 141' and 143', the first clip attachment pad part 145 and the second clip attachment pad part 145' are returned to their original positions as shown in FIG. can be configured.

In the present invention, the return means (147, 147') is a coil spring configured to connect between the inner surface of the second hose cover portion 122 and the first clip attachment pad portion 145, the inner surface of the first hose cover portion 112. Although it has been described as being composed of a coil spring configured to connect between the and the second clip attachment pad part 145', it is not limited thereto, and the return means 147 and 147' are composed of a torsion spring and a pair of first rotation Each of the rear ends of the bars 141 and 143 and the second hose cover part 122 are rotatably connected, and each of the rear ends and the first hose cover part 112 of the pair of second rotation bars 141' and 143' are rotatably connected. ) is installed on each of the first hinge portions h1 rotatably connecting the In the original position, when rotated as shown in 7, the pair of first rotation bars 141 and 143 and the pair of second rotation bars 141' and 143' return to their original positions as shown in FIG. 6 by the restoring force of the torsion spring. Of course, it can be configured so that the position is restored.

In addition, in the present invention, each of the pair of first rotation bars 141 and 143 and the pair of second rotation bars 141 ′, 143 ′ may be configured in a variable length as shown in FIG. 8 . That is, it is made in the form of a multi-stage antenna consisting of the outer pipe 141a and the inner pipe 141b, and the inner pipe 141b is drawn into or drawn out from the outer pipe 141a, so that the length can be adjusted.

Accordingly, as shown in FIG. 7 , the diameter of the hose clip 40 is expanded so that each of the pair of first rotation bars 141 and 143 and the pair of second rotation bars 141 ′ and 143 ′ is a first hose cover part. When the 112 and the second hose cover part 122 are rotated relative to each other, the distance between the first hinge part h1 and the second hinge part h2 may be smaller compared to the original position state as shown in FIG. 6 , At this time, each of the pair of first pivoting bars 141 and 143 and the pair of second pivoting bars 141 ', 143' matches the distance between the first hinge part h1 and the second hinge part h2. can be reduced

In the above, the present invention has been shown and described in connection with preferred embodiments for illustrating the principles of the present invention, but the present invention is not limited to the construction and operation as shown and described as such. Rather, it will be apparent to those skilled in the art that many changes and modifications can be made to the present invention without departing from the spirit and scope of the appended claims. Accordingly, all such suitable alterations and modifications and equivalents are to be considered as falling within the scope of the present invention.

110...First tool body
112...first hose cover part
114...First handle part
115... the first jaw
120...Second tool body
122...Second hose cover part
124...Second handle part
125...2nd jaw
140...clip fixing means
141,142...Rotating bar
145...Pad with clip
147...Means of return

Claims (4)

In the hose clip fastening tool configured to loosen the hose clip so that the diameter of the hose clip is expanded by biting both ends of the hose clip,
A first tool having a first handle at the rear end, a first hose cover covering one side of the outer circumferential surface of the hose at the front end, and a first jaw for biting one end of the hose clip at the end of the first hose cover body;
The first tool body is crossed and connected by a hinge pin so as to be rotatably formed, a second handle portion is configured at the rear end portion, and a second hose cover portion surrounding the other side of the outer circumferential surface of the hose is configured at the front end portion. Including;;
A fastening tool for a hose clip, characterized in that the first hose cover part and the second hose cover part are configured to be compressed by biting both ends of the hose clip while the first hose cover part and the second hose cover part surround the hose.
The method of claim 1,
The fastening tool for a hose clip, characterized in that the first hose cover part and the second hose cover part are formed in an arcuate shape facing each other.
The method of claim 1,
It is installed inside each of the first hose cover part and the second hose cover part, and in a state in which the first jaw and the second jaw bite both ends of the hose clip and are not compressed, the hose clip is removed from the hose clip. Fastening tool for a hose clip, characterized in that it further comprises a; clip fixing means for fixing the position between the first hose cover part and the second hose cover part.

In the hose clip fastening tool configured to loosen the hose clip so that the diameter of the hose clip is expanded by biting both ends of the hose clip,
a first tool body having a first handle at the rear end and a first jaw for biting one end of the hose clip at the end of the front end;
A second tool that crosses the first tool body and is connected by a hinge pin to be rotatably formed, a second handle is formed at the rear end, and a second jaw for biting the other end of the hose clip is formed at the end of the front end. body;
The front end of the first tool body has an arcuate shape except for the first jaw so as to surround one side of the outer circumferential surface of the hose, and the front end of the second tool body has an arcuate shape except for the second jaw. A fastening tool for a hose clip, characterized in that it is composed of and is configured to surround the other side of the outer circumferential surface of the hose.

Images