JP3028454B2 - Vehicle cleaner device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a novel vehicle cleaner device. More specifically, in a vehicle cleaner device in which the cleaning water is injected from the injection nozzle after the piston protrudes from the cylinder to a predetermined position when the cleaning water is pumped, a portion of the piston protruding from the cylinder and the piston
It is an object of the present invention to provide a novel vehicle cleaner device capable of preventing dust in an insertion hole of a cylinder through which a vehicle enters and exits .

[0002]

2. Description of the Related Art FIG. 14 shows an example of a conventional vehicle cleaner device.

[0003] a is a vehicle cleaner device, and b is a bracket located below the bumper c.

A cylinder d is mounted on the bracket b, and a piston e is slidably supported on the cylinder d. f denotes a nozzle holder, which holds the injection nozzle g, and a connection portion h of which is fitted and supported in a center hole i of the piston e.

Reference numeral j denotes a waterproof boot that covers between the nozzle holder f and the upper end of the piston e.

In the above-described vehicle cleaner device a, when not in use, as shown in FIG. 14A, most of the piston e is retracted into the cylinder d. When the cleaning water is pumped during use,
As shown in FIG. 14B, the piston e moves to the cylinder d.
From the opening k of the bumper c.
The cleaning water is ejected from the ejection nozzle g when it protrudes from the nozzle.

[0007]

In the conventional vehicle cleaner device a described above, the space between the nozzle holder f and the piston e is covered with the waterproof boot j. Insertion of the cylinder d where the part l projecting from the cylinder d and the piston e enter and exit
Since the through holes are left open, water, dust and the like enter the cylinder d from this portion (see the arrow in FIG. 14B), which may cause malfunction such as malfunction. There is.

[0008]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a vehicle cleaner device according to the present invention comprises: a cylindrical cylinder; a piston slidably connected to the cylinder; An injection nozzle attached to the vehicle, wherein when the cleaning water is fed by pressure, the piston projects from a cylinder to a predetermined position and then the cleaning water is injected from the injection nozzle, wherein the piston has a projecting end. And the cylinder are connected with a bellows-shaped cover, and the part of the piston that protrudes from the cylinder and the piston
The insertion hole of the cylinder into and out of which is inserted is covered with the cover.

[0009]

Therefore, in the vehicle cleaner according to the present invention, even if the piston protrudes from the cylinder during use, the protruding portion is inserted through the cylinder into and out of the cylinder.
Since the holes are covered with the bellows-like cover, water, dust, and the like do not enter the cylinder from between the piston and the cylinder, and the dust is excellent.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The details of a vehicle cleaner according to the present invention will be described below with reference to a first embodiment.

Reference numeral 2 denotes a cylinder, and the cylinder 2 is formed of a hard synthetic resin in a cylindrical shape. Cylinder 2
A cleaning liquid supply pipe 4 protrudes from the lower end wall 3 at the center thereof. The upper end of the cylinder 2 is open.

A flange portion 5 is provided on the outer peripheral surface of the cylinder 2 at a position close to the upper end thereof, and is further provided on the outer peripheral surface at a position slightly separated downward from the flange portion 5 at equal intervals in the circumferential direction. Nipping pieces 6, 7, and 8 are provided in a protruding manner. The holding pieces 6, 7, 8 have different shapes when viewed in the axial direction of the cylinder 2. The holding piece 6 is the cylinder 2
Has a substantially rectangular shape when viewed in the axial direction, and protrudes in the radial direction of the cylinder 2. A large portion 6a of the upper surface of the holding piece 6 is almost flat, and a right portion 6b as viewed from the side is inclined downward and to the right. The holding pieces 7 and 8 have a substantially parallelogram shape, and are slightly inclined with respect to the radial direction of the cylinder 2 and project in opposite directions. Then, most of the upper surfaces 7a of the holding pieces 7, 8
8a is flat and the right side parts 7b, 8b viewed from the side
Is inclined to the right. Further, the flat upper surfaces 7a and 8a of the holding pieces 7 and 8 are almost at the center of the holding pieces 7 and 8a.
Engagement grooves 7c, 8c extending in the protruding direction are formed.

A drain port 9 is formed on the outer peripheral wall of the cylinder 2 at a position adjacent to the left side of the holding piece 8.

Further, four engaging projections 1 are arranged at equal intervals in the circumferential direction at positions above the flange portion 5 on the outer peripheral surface of the cylinder 2.
, 0, 10,...

Such a cylinder 2 is fixed to a bracket 12 located below a bumper 11 of an automobile. A circular mounting hole 13 is formed in the bracket 12, and three insertion cutouts 14, 15, 16 are formed at the periphery of the mounting hole 13 at equal intervals in the circumferential direction. The insertion notches 14, 15, and 16 have different shapes, that is, 14 has substantially the same shape as the holding piece 6, 15 has the same shape as the holding piece 7, and 16 has almost the same shape as the holding piece 8. It is formed in a shape. Reference numeral 17 denotes a stopper projecting from the lower surface of the bracket 12, and is formed at a position slightly separated from the insertion notch 14 in the clockwise direction when viewed from below. 1
Reference numerals 8 and 18 denote engagement projections protruding from the lower surface of the bracket 12, respectively, and are formed at positions slightly separated from the insertion notches 15 and 16 in the clockwise direction, respectively.

The cylinder 2 has its flange 5
A ring-shaped spacer 19 (formed of an elastic material such as rubber) is applied to the lower surface of the bracket, and then inserted from the lower end of the spacer 19 into the mounting hole 13 of the bracket 12.
Then, the holding piece 6 is aligned with the insertion notch 14, the holding piece 7 is aligned with the insertion notch 15, and the holding piece 8 is aligned with the insertion notch 16. To the side. Then, the cylinder 2 is rotated counterclockwise as viewed from above. When the holding piece 6 comes into contact with the stopper 17, the rotation of the cylinder 2 in the above direction is prevented, and the engaging projections 18, 18 engage with the engaging grooves 7 c, 8 c of the holding pieces 7, 8. Thus, the cylinder 2 is prevented from rotating. As a result, the flange portion 5 and the holding pieces 6, 7, 8 sandwich the opening edge of the mounting hole 13 of the bracket 12 with the spacer 19 interposed therebetween.
Thereby, the cylinder 2 is fixed to the bracket 12.

The holding pieces 6, 7, 8 have inclined surfaces 6b, 7
The inclined surfaces 6b, 7b, 8b easily rise up the edges of the insertion notches 14, 15, 16 due to the above rotation, thereby compressing the spacer 19, and the inclined surfaces 7b, 8b The engaging projections 18, 18 can easily ride on the engaging projections 18, 18 and be guided to engagement with the engaging grooves 7c, 8c.

A cap 20 is attached to the upper end of the cylinder 2.

The cap 20 has a shape in which an inner cylinder 21 and an outer cylinder 22 are connected at their upper ends. The inner cylinder 21 and the outer cylinder 22 have a substantially cylindrical shape, and a gap 23 is formed between the two. The inner cylinder 21 has a length twice as long as the outer cylinder 22.

The outer cylinder 21 is formed with four inverted J-shaped J-slots 24, 24,... Which are equally spaced in the circumferential direction. Each J-slot 24 extends vertically and has a lower end opened to the lower end of the outer cylinder 22 and a horizontal part 24 horizontally extending leftward from the upper end of the vertical part 24a.
b, an engagement recess 24c is formed in the lower edge of the inner end of the horizontal portion 24b.

Reference numeral 25 denotes a positioning projection protruding from the upper end of the outer peripheral surface of the outer cylinder 22, and reference numeral 26 denotes a flange edge formed to project obliquely downward from the lower end of the outer peripheral surface of the outer cylinder 22.

An insertion hole 28 is formed in the center of the upper wall 27 of the cap 20 so that the upper end of a piston described later is slidably inserted therethrough. A cylindrical portion 29 protrudes downward from the opening edge of the insertion hole 28. The cylindrical portion 29 has four slits 30, 30 at equal intervals in the circumferential direction.
Are formed. The slits 30, 30,
.. Reach the upper wall 27.

A drainage notch 31 is formed at the lower end of the inner cylinder 21. The drainage notch 31 is opened at the lower end of the inner cylinder 21. To form a drain port for discharging water collected between the piston and the cylinder 2, which will be described later.

Reference numeral 32 denotes a piston, which is formed by coaxially connecting three piston forming members 32A, 32B and 32C.

As can be clearly understood from FIG. 7, the first piston forming member 32A is composed of four cylindrical portions 33a, 33b, 33c and 33d having different outer diameters. The smallest and the cylindrical portion 33b
Are formed the longest. The outer diameter of the uppermost cylindrical portion 33a is smaller than the outer diameter of the second cylindrical portion 33b, and its length is considerably shorter than that of the second cylindrical portion 33b.

The four caps 20 extend in the axial direction at equal intervals in the circumferential direction from the outer peripheral surfaces of the cylindrical portions 33a and 33b.
, Which are slidably engaged with the slits 30, 30,.

The third-stage cylindrical portion 33c is connected to the first-stage cylindrical portion 33a.
The outer diameter is larger, and the outer diameter of the fourth cylindrical portion 33d is the largest.

Then, the first cylindrical portion 3 of the center hole 35 is formed.
A portion 35a formed from 3a to almost the middle of the third-stage cylinder portion 33c is formed to have substantially the same diameter, and the third-stage cylinder portion 3c is formed.
The portion 35b formed in the lower half of the portion 3c is the portion 35a
A portion 35c formed in a larger diameter and formed in the fourth-stage cylindrical portion 33d has the largest diameter.

The third cylindrical portion 33c has an annular recess 36 formed at the lower end thereof, and an air hole 37 for communicating the annular recess 36 with the outside. The cylindrical portion 38 defining the inside of the annular concave portion 36 is substantially the same as the cylindrical portion 39 defining the outside.
The lower end is the cylindrical part 3
9 ends above the lower end.

The fourth-stage cylindrical portion 33d has the shortest axial length, and has a flange portion 40 protruding from the lower end of the cylindrical portion 33c and a cylindrical portion protruding downward from slightly inside the flange portion 40. An engagement recess 42 extending annularly is formed on the inner peripheral surface of the cylindrical portion 41.

As shown in FIG. 10, the piston forming member 32B has a peripheral wall portion 44 vertically suspended from a position closer to the inside from the outer edge of the upper surface wall 43 having a circular outer shape.
A flange 45 is protruded outward from a position slightly below 3,
A recess 46 is formed at the center of the upper wall 43, and a plurality of cleaning liquid supply holes 47, 47,... Communicating the upper and lower sides of the upper wall 43 are formed outside the recess 46. . A flat portion 48 extending annularly between the cleaning liquid supply holes 47, 47,... And the concave portion 46 forms a seating surface of a later-described closing valve.

The upper part of the piston forming member 32B from the flange 45 is fitted in the cylindrical part 41 of the cylindrical part 33d of the piston forming member 32A, and the outer peripheral edge of the upper surface wall 43 is formed in the cylindrical part. The piston forming members 32A and 32B are connected and fixed by fitting into the engaging recesses 42 of 41. Reference numeral 49 denotes a seal member made of an elastic material and fitted on the peripheral wall portion 44 of the piston forming member 32B.

The piston forming member 32C is formed by integrally forming a cylindrical portion 50 fitted inside the peripheral wall portion 44 of the piston forming member 32B and a flange portion 51 projecting outward from the lower end of the cylindrical portion 50. The flange member 51 and the flange 45 of the piston forming member 32B form the seal member 4.
9 is held. Then, the piston forming member 32C
The inside of the cylindrical portion 50 and the inside of the peripheral wall portion 44 of the piston forming member 32B communicate with each other.

Reference numeral 52 denotes a shut-off valve, which comprises a cylindrical joint portion 52A, a diaphragm 52B and a diaphragm 52 projecting outward from the outer peripheral surface at the lower end of the joint portion 52A.
B of the spring receiving ring 52C disposed in the middle portion of the upper surface
It is composed of members.

The joint portion 52A is formed of a synthetic resin, and 53, 53, 53 are partition walls for partitioning the interior of the joint portion 52A into three insertion holes 54, 54, 54 extending in the axial direction. The lower ends of these partition walls 53, 53, 53 project further below the diaphragm 52B. Also, the joint part 52A
At the upper end portion of the outer peripheral surface, annular protrusions 55, 55 having a triangular cross section for retaining are formed.

The diaphragm 52B is formed of an elastic material such as soft rubber, and has a shape such that the center of the fin is open, and the center hole is externally fixed to the outer peripheral surface of the lower end of the joint 52A. I have. The outer peripheral portion is a seating portion.

The spring receiving ring 52C is formed of a metal, a synthetic resin, or the like, and is fixed to an intermediate portion on the upper surface of the diaphragm 52B.

The closing valve 52 is connected to the cylindrical portion 33c of the piston forming member 32A and the piston forming member 32B.
, That is, in the valve chamber 56. That is, approximately the upper half of the joint portion 52A of the closing valve 52 is press-fitted into the cylindrical portion 38 of the piston forming member 32A, and the partition walls 53, 5
The lower ends of 3, 53 are recessed portions 4 of the piston forming member 32B.
6, the outer peripheral edge of the diaphragm 52B is sandwiched between the flange portion 40 of the cylindrical portion 33d of the piston forming member 32A and the upper surface wall 43 of the piston forming member 32B. 57 is a coil spring for closing the valve (hereinafter, referred to as a coil spring).
Say "the first spring." ), Which is housed in the annular concave portion 36 of the piston forming member 32A, and the lower end thereof is in elastic contact with the upper surface of the spring receiving ring 52C of the closing valve 52. As a result, the portion of the diaphragm 52B of the closing valve 52 other than the central portion thereof is pressed against the seating surface 48 of the piston forming member 32B, thereby closing the cleaning liquid supply holes 47, 47,. Member 32B
The passage from to the 32A is closed.

The above-mentioned piston 32 is accommodated in the cylinder 2, and in this state, the cap 20 is attached to the upper end of the cylinder 2, and the upper end of the piston 32 is inserted through the insertion hole 28 of the cap 20. Is done. 58 is a coil spring for a piston (hereinafter referred to as a “second spring”).
Say ), And is compressed between the flange portion 40 and the upper surface wall 27 of the cap 20 in a state of being fitted to the piston 32 </ b> A, whereby the piston 32 is pressed against the bottom surface of the cylinder 2. I have. Note that the first spring 57 and the second spring 58 are different from each other in that the spring force of the first spring 57 is larger than that of the second spring 5.
8 is made stronger than the spring force.

When the cleaning liquid is supplied from a cleaning liquid supply unit (not shown) to the cleaning liquid supply pipe 4 opened at the lower end of the cylinder 2, the pressure of the cleaning liquid is increased by the piston forming member 32.
B is applied to the diaphragm 52B of the closing valve 52 through the upper surface wall 43 and the cleaning liquid supply holes 47 formed in the upper surface wall 43. The pressure applied to the upper surface wall 43 acts as a force for moving the piston 32 upward, and when the fluid pressure of the cleaning liquid overcomes the spring force of the second spring 58, the piston 32 is moved upward and its upper end is moved. The part projects from the cap 20. At this stage, the fluid pressure is still smaller than the spring force of the first spring 57.

When the piston 32 continues to rise and the outer peripheral edge of the flange portion 40 of the piston forming member 32A comes into contact with the lower end of the inner cylinder 21 of the cap 20, the rise of the piston 32 stops there, and the piston formation is stopped. The fluid pressure in the member 32B further increases. And the fluid pressure is the first
When the spring force of the spring 57 is overcome, as shown in FIG. 5, the seating portion of the diaphragm 52B of the closing valve 52 is bent so as to be displaced upward, and the cleaning liquid supply hole formed in the upper surface wall 43 of the piston forming member 32B. Are opened, and the piston forming member 3 is
Cleaning liquid supply holes 47, 47, passing through the inside of 2C, 32B
The passage reaching the center hole 35 of the piston forming member 32A through the insertion holes 54, 54, 54 of the closing valve 52 is opened. Therefore, the cleaning liquid supplied to the cleaning liquid supply pipe 4 reaches the upper end of the piston 32.

Reference numeral 59 denotes a nozzle holder attached to the upper end of the piston 32.

The nozzle holder 59 is formed of a synthetic resin, and is integrally formed with a cylindrical connecting portion 60 and a nozzle holding portion 61 formed integrally with the upper end of the connecting portion 60. The nozzle holding portion 61 has a holding recess 62 opened diagonally upward, and the holding recess 62 is connected to the connecting portion 60.
Is communicated with the center hole 63 of

Numeral 64 denotes a cover support projecting upward from the boundary between the connecting portion 60 and the nozzle holding portion 61, and a ball portion 65 is integrally formed at the upper end thereof. Reference numerals 66, 66 denote plate-shaped rotation preventing portions, which protrude from the side surfaces of the ball portion 65 in opposite directions.

Reference numeral 67 denotes an injection nozzle, which is also formed of a synthetic resin. The injection nozzle 67 includes a seating portion 68 having a spherical side surface and an injection portion 69 protruding from an upper end of the seating portion 68. The injection portion 69 has an injection port 69a.
The injection port 69a is formed in the seating portion 68 and communicates with a passage 68a opened on the lower surface thereof.

Thus, the seating portion 68 of the injection nozzle 67 is held in the holding recess 62 of the nozzle holder 59 in a press-fit manner. Since the seating portion 68 has a spherical side surface, the direction of the seating portion 68 can be changed in the holding concave portion 62 by slightly applying force.

As described above, the nozzle holder 59 holding the injection nozzle 67 has the connecting portion 60 connected to the piston 3.
It is fitted and fixed to the upper end of the second center hole 35. As a result, the central hole 35 of the piston 32 communicates with the central hole 63 of the nozzle holder 59 and the passage 68a of the injection nozzle 67, and the cleaning liquid reaching the upper end of the piston 32 is injected from the injection port 69a of the injection nozzle 67 as described above. Will be done.

A rubber bellows cover 70 has a circular upper end 71 having a circular upper end and a cylindrical lower end 72 having a short lower end integrally connected by an intermediate bellows 73. A circular opening 71a is formed at the center of the upper surface 71.
The lower end portion 72 has an outer diameter larger than that of the remaining portion, and has a locking edge 72a protruding inward at the lower end edge.

Before the bellows cover 70 connects the nozzle holder 59 to the upper end of the piston 32, the lower end 72 is fitted over the cap 20 and the locking edge 72a is locked to the flange 26 of the cap 20. And the upper surface 71 is moved to the piston 3
2, and the opening 71 a thereof is aligned with the upper end of the center hole 35 of the piston 32. Then, from that state, as described above, the nozzle holder 5
9 is fitted to the upper end of the center hole 35 of the piston 32 through the opening 71a of the upper surface 71 of the bellows cover 70. Thereby, the opening edge of the opening 71a of the upper surface 71 of the bellows cover 70 is held between the upper end surface of the piston 32 and the flange 60a protruding from the upper end of the connecting portion 60 of the nozzle holder 59. Become.

Reference numeral 74 denotes an opening formed in the bumper 11. As described above, when the cleaning liquid is supplied to the cleaning water supply pipe 4, the injection nozzle 67
Project upward from the opening 74 of the bumper 11, and the cleaning liquid is jetted to a head lamp (not shown). Even the piston 32 protrudes upwardly from the upper end of the cylinder 2, part a piston projecting from the cylinder 2 the upper end of the piston 32
Since the insertion hole of the cylinder 2 through which the ton 32 enters and exits is covered by the bellows cover 70, water, dust, and the like do not enter the cylinder 2 from this portion.

Reference numeral 75 denotes a cover for closing the opening 74 of the bumper 11 when the headlamp cleaner 1 is not used. The cover 75 is made of a synthetic resin, and a peripheral portion of a plate-shaped main portion 76 is curved slightly downward, and a sheet packing 77 is attached to a lower surface of the peripheral portion.
Numeral 78 is a square cylindrical connecting cylinder integrally protruding from the lower surface of the cover 75, and engaging holes 79,
79 are formed.

Reference numeral 80 denotes a joint formed of a synthetic resin, which has a rectangular tubular shape, and has a U-shaped slit 81 which is open upward and is provided at a position closer to the upper side of two opposing side walls. An engaging projection 81 is formed so that the portions 82, 82 surrounded by the slits 81, 81 project outward as they go downward. Also,
Receiving edges 83, 83 protruding outward are formed at the lower ends of the side walls on which the engagement protrusions 82, 82 are formed. Furthermore,
On the two side walls where the engagement protrusions 82 are not formed, there are formed slits 84 for stopping rotation which reach the lower end from a position near the upper end.

A concave spherical receiving recess 85 is formed on the inner surface of the joint 80, and a guide hole 86 reaching the lower end from the receiving concave 85 is formed to have a larger diameter toward the lower end.

The sphere 65 of the cover support 64 of the nozzle holder 59 is
5 so as to be rotatable. At this time, the ball 65
When passes through the guide hole 86, the guide hole 86 is expanded in diameter by the slits 84, 84 formed in the side wall to allow the ball portion 65 to pass into the receiving recess 85. In addition, the rotation preventing portions 66, 66 of the cover supporting portion 64 engage with the slits 84, 84 of the joint 80, thereby preventing the joint 80 from rotating laterally.

Then, the joint 80 is inserted into the connecting cylinder 78 of the cover 75 from below. Then, the engagement protrusion 82,
When the engaging projection 82 is pressed by the inner surface of the connecting cylinder 78 and bent inward, and the engaging projections 82 and 82 come to the positions corresponding to the engaging holes 79 and 79, they return to the original state and engage with the engaging holes 79 and 79. At the same time, the receiving edges 83, 83 come into contact with the lower end of the connecting cylinder 78. Thus, the cover 75 is rotatably connected to the headlamp cleaner 1 with the cover 75 positioned above the bumper 11. When the headlamp cleaner 1 is not used, the opening 74 of the bumper 11 is covered as shown by a solid line in FIG.

[0056]

As is apparent from the above description, the vehicle cleaner according to the present invention comprises a cylindrical cylinder, a piston slidably connected to the cylinder, and a piston mounted on the tip of the piston. A cleaning nozzle, wherein the cleaning water is injected from the injection nozzle after the piston protrudes from the cylinder to a predetermined position when the cleaning water is pressure-fed, and the protrusion end of the piston and the cylinder With a bellows-like cover,
The part of the piston that protrudes from the cylinder and the piston
The insertion hole of the cylinder to be inserted is covered with the cover.

Therefore, in the vehicle cleaner according to the present invention, even if the piston protrudes from the cylinder during use, the protruding portion and the cylinder into and out of which the piston enters and exits.
Since insertion hole is covered with a bellows-like cover, without water, dust or the like from entering the cylinder from between the piston and the cylinder, and is excellent in dustproof property.

It should be noted that the specific shapes and structures of the respective parts shown in the above-described embodiments are merely examples of the embodiment for carrying out the present invention, and the technical features of the present invention are not limited thereto. The scope should not be construed as limiting.

[Brief description of the drawings]

FIG. 1 shows an embodiment of a headlamp cleaner according to the present invention together with FIG. 2 to FIG. 13, and FIG. 1 is a side view showing a non-use state with a part cut away.

FIG. 2 is a side view showing a state in use with a part cut away.

FIG. 3 is a longitudinal sectional view.

FIG. 4 is an enlarged vertical sectional view showing a main part in a state where a closing valve is in a closed state.

FIG. 5 is an enlarged vertical sectional view showing a main part in a state where a closing valve is in an open state.

FIG. 6 is a perspective view showing a state where a nozzle holder and an ejection nozzle are removed.

FIG. 7 is a perspective view showing a piston and a cap.

FIG. 8 is a developed side view of a main part of the cylinder.

FIGS. 9A and 9B are bottom views of a main part showing a procedure for attaching the bracket to a bracket, wherein FIG. 9A shows an initial state, and FIG.

FIG. 10 is an exploded perspective view showing a part of a cylinder, a part of a piston forming member, and a shutoff valve.

FIG. 11 is an enlarged view showing a shut-off valve, (a) is a longitudinal sectional view,
(B) is a plan view, and (c) is a bottom view.

FIG. 12 is an enlarged exploded perspective view showing a part of a cover supporting portion and a joint.

FIG. 13 is an enlarged horizontal cross-sectional view of a main part showing a state where the cover supporter and the joint are joined.

14 is an enlarged longitudinal sectional view of a main part showing an example of a conventional headlamp cleaner, wherein (a) shows a state when not used and (b) shows a state when used.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Vehicle cleaner device 2 Cylinder 32 Piston 67 Injection nozzle 70 cover

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B60S 1/52 B60S 1/60

Claims (1)

(57) [Claims] 1. A cylinder having a cylindrical shape, a piston slidably coupled to the cylinder, and an injection nozzle attached to a tip of the piston, wherein when the cleaning water is pumped, the piston is moved from the cylinder. A vehicle cleaner device in which washing water is injected from an injection nozzle after projecting to a predetermined position, wherein a portion between the projecting end of the piston and the cylinder is connected by a bellows-like cover, and a portion of the piston projecting from the cylinder. And the cylinder in which the piston goes in and out
A cleaner device for a vehicle, wherein an insertion hole is covered with the cover.