FR2591151A3

FR2591151A3 - Improved cartridge for a printing ribbon

Info

Publication number: FR2591151A3
Application number: FR8601784A
Authority: FR
Inventors: Bosch Ramon Pericas
Original assignee: INORSA
Current assignee: INORSA
Priority date: 1985-12-06
Filing date: 1986-02-10
Publication date: 1987-06-12
Also published as: IT207882Z2; IT8653052V0; FR2591151B3; DE8610255U1; ES290825U; ES290825Y

Abstract

This cartridge for an endless ribbon 18 has a casing 1 with two lateral walls 3 at the ends extended forwards and internally forming an inlet duct 4 and an outlet duct with a widened opening 6 for the inking ribbon. A partition 15 and a device 11 for driving the ribbon divide the inside of the casing into a small compartment which contains an inking roller 7 with a pressing roller and a large ribbon-accumulation compartment. The inking roller 7 is porous and is supplied with ink from a reservoir through an orifice in the cover of the cartridge.

Description

La présente invention concerne une cartouche perfectionnée pour ruban imprimeur, qui satisfait parfaitement les exigences techniques et économiques qui lui sont applicables, et qui est dotée de qualités fonctionnelles extrêmement avantageuses. La disposition de construction qui a été adoptée situe cette cartouche à l'avant garde de la technologie du secteur, et satisfait les besoins d'un produit supérieur aux produits connus à ce jour en raison de sa capacité de travail, de sa fiabilité et des caractéristiques innovatrices qui lui son propres. The present invention relates to an improved cartridge for a printing ribbon, which perfectly satisfies the technical and economic requirements which apply to it, and which is endowed with extremely advantageous functional qualities. The construction layout which has been adopted places this cartridge at the forefront of technology in the sector, and satisfies the needs of a product superior to the products known to date because of its work capacity, its reliability and the innovative features that set it apart.

La cartouche en question consiste en une carcasse à l'intérieur de laquelle est situé un dispositif d'entraînement du ruban, lequel passe aussi sur un galet d'encrage qui fait que ce ruban est imprégné en permanence, ce qui permet de l'utiliser pendant un temps indéfini, en évitant son usure rapide comme c'est le cas de rubans de type traditionnel. The cartridge in question consists of a carcass inside which is located a device for driving the ribbon, which also passes over an inking roller which means that this ribbon is permanently impregnated, which makes it possible to use it. for an indefinite time, avoiding its rapid wear as is the case with traditional type ribbons.

Le dispositif d'entraînement du ruban est relié au dispositif d'actionnement de l'imprimante, et il le fait avancer de façon ininterrompue pendant tout le temps de fonctionnement de la machine imprimante. L'encrage est effectué au moyen d'un récipient d'encre approprié dont le bec verseur est relié à un petit orifice externe qui communique avec le galet encreur mentionné plus haut. The ribbon drive is connected to the printer actuator, and it advances it continuously during the entire operating time of the printer machine. Inking is carried out by means of an appropriate ink container, the spout of which is connected to a small external orifice which communicates with the ink roller mentioned above.

La cartouche est applicable facilement a' diverses types d'imprimantes, spécialement celles qui sont intégrées dans des systèmes d'ordinateurs, et à cet effet, elle est dotée à sa partie postérieure de deux supports de verrouillage destinés à s'encastrer à pression sur la base de l'imprimante. The cartridge is easily applicable to various types of printers, especially those which are integrated into computer systems, and for this purpose it is provided at its rear part with two locking supports intended to be flush mounted on the base of the printer.

D'autres caractéristiques et avantages de l'invention seront mieux compris à la lecture de la description qui va suivre d'un exemple de réalisation et en se référant aux dessins annexés, dans lesquels:
Les figures 1, 2, et 3 représentent respectivement des vues en plan, de profil et en élévation de la cartouche. Other characteristics and advantages of the invention will be better understood on reading the description which follows of an exemplary embodiment and with reference to the appended drawings, in which:
Figures 1, 2, and 3 respectively show plan, side and elevation views of the cartridge.

La figure 4 représente une vue en plan de la cartouche, dans laquelle on peut voir tout son intérieur avec les dispositifs d'entraînement et d'encrage. FIG. 4 represents a plan view of the cartridge, in which one can see its entire interior with the drive and inking devices.

La cartouche est constituée par la carcasse 1 dotée d'un couvercle 2, dont les extrémités sont prolongées vers l'avant par deux parois 3 qui sont terminées par le bord cylindrique 19. Ces parois 3 présentent des canaux qui communiquent avec l'intérieur de la carcasse 1, le canal 4 servant pour l'entrée et le canal 5 servant pour la sortie du ruban imprimeur 18. The cartridge is constituted by the carcass 1 provided with a cover 2, the ends of which are extended towards the front by two walls 3 which are terminated by the cylindrical edge 19. These walls 3 have channels which communicate with the interior of the carcass 1, the channel 4 used for the input and the channel 5 used for the output of the printing ribbon 18.

Le canal de sortie 5 est plus long que le canal d'entrée 4 et celui-ci est doté d'une embouchure élargie à l'intérieur de la carcasse 1. The outlet channel 5 is longer than the inlet channel 4 and the latter has an enlarged mouth inside the carcass 1.

La carcasse 1 comporte sur sa face postérieure les deux supports de verrouillage 17 qui sont destinés à établir la liaison avec l'ensemble de la machine imprimante. The carcass 1 has on its rear face the two locking supports 17 which are intended to establish the connection with the assembly of the printing machine.

A l'intérieur de la carcasse 1 est prévu une cloison de séparation 15 qui donne lieu à la formation de deux enceintes. La plus petite de ces enceintes est occupée par les dispositifs d'entrainement et d'encrage du ruban imprimeur 18, tandis que l'autre enceinte constitue un logement draccumulation du ruban 18. Inside the carcass 1 is provided a partition 15 which gives rise to the formation of two enclosures. The smallest of these enclosures is occupied by the devices for driving and inking the printing ribbon 18, while the other enclosure constitutes a housing for accumulating the ribbon 18.

Dans la plus petite enceinte de la carcasse 1, en position de transfert avec le canal d'entrée 4, sont prévus le galet d'encrage 7 du ruban imprimeur 18 et le galet de guidage 8 qui applique la ruban 18 contre le galet d'encrage 7, lequel est de préférence poreux et au-dessus duquel est situé l'orifice 16 formé dans le couvercle 2 de la cartouche pour recevoir l'encre provenant d'un récipient approprié. In the smallest enclosure of the carcass 1, in the transfer position with the inlet channel 4, there are provided the inking roller 7 of the printing ribbon 18 and the guide roller 8 which applies the ribbon 18 against the roller. inking 7, which is preferably porous and above which is the orifice 16 formed in the cover 2 of the cartridge to receive the ink from a suitable container.

Derrière les galets d'encrage 7 et de guidage 8 est situé le dispositif d'entraînement du ruban 18, lequel est composé par le cylindre 9 qui est doté à ses deux extrémités d'anneaux flexibles 10 et qui est prolongé vers l'extérieur, à travers un orifice pratiqué dans le couvercle 2, au moyen de l'appendice cylindrique 11 qui est strié sur sa périphérie et qui présente une entaille diamétrale 12 pour sa liaison au dispositif d'entraînement du ruban 18, prévu dans la machine imprimante. Behind the inking 7 and guide 8 rollers is located the tape drive 18, which is composed by the cylinder 9 which is provided at its two ends with flexible rings 10 and which is extended outwards, through an orifice made in the cover 2, by means of the cylindrical appendage 11 which is striated on its periphery and which has a diametrical notch 12 for its connection to the ribbon drive device 18, provided in the printing machine.

Contre les bords des anneaux flexibles 10 s'appuie la lame flexible 13, laquelle est fixée sur la partie latérale de la car casse 1 au moyen du support 14 pour assurer l'entraînement du ruban 18. Against the edges of the flexible rings 10 rests the flexible blade 13, which is fixed to the lateral part of the breaker 1 by means of the support 14 to ensure the entrainment of the ribbon 18.

Le ruban imprimeur 18 est continu et il s'accumule à l'intérieur de la carcasse 1, conservant cependant une position verticale par rapport au plan de ladite carcasse 1. The printing ribbon 18 is continuous and it accumulates inside the carcass 1, however retaining a vertical position relative to the plane of said carcass 1.

Le ruban 18 émerge du canal de sortie 5, est tendu entre les parois 3 qui prolongent la carcasse 1 ver l'avant, pénètre dans le canal d'entrée 4, passe sur les galets d'encrage 7 et de guidage 8 et il est soumis à la traction des anneaux flexibles 10 du dispositif d'entrainement, contre lequel il est appliqué par le ruban flexible 13. The ribbon 18 emerges from the outlet channel 5, is stretched between the walls 3 which extend the carcass 1 towards the front, enters the inlet channel 4, passes over the inking and guide rollers 7 and it is subjected to the traction of the flexible rings 10 of the drive device, against which it is applied by the flexible tape 13.

L'accumulation du ruban imprimeur 18 à l'intérieur de la carcasse 1 est représentée de façon détaillée dans la figure 4, tandis que les particularités fonctionnelles des dispositifs d'encrage et d'entraînement peuvent être observées dans la figure 5. The accumulation of the printing ribbon 18 inside the carcass 1 is shown in detail in FIG. 4, while the functional features of the inking and driving devices can be observed in FIG. 5.

La cartouche étant convenablement reliée à la machine imprimante au moyen des supports de verrouillage 17, le dispositif d'entrainement du ruban 18 estrelié à l'élément d'actionnement de la machine imprimante en question, de façon que sa rotation donne lieu à la traction du ruban 18 à travers les anneaux 10 en collaboration avec la lame flexible 13, ce qui produit simultanément l'encrage du ruban au moyen du galet 7, lequel est imprégné à travers l'orifice 16 par l'encre provenant d'un récipient relié convenablement à l'orifice 16 en question. The cartridge being suitably connected to the printing machine by means of the locking supports 17, the ribbon drive device 18 is connected to the actuating element of the printing machine in question, so that its rotation gives rise to traction. ribbon 18 through the rings 10 in collaboration with the flexible blade 13, which simultaneously produces the inking of the ribbon by means of the roller 7, which is impregnated through the orifice 16 with ink from a connected container suitably at port 16 in question.

Le ruban 18, à la sortie des anneaux 10 pénètre dans l'enceinte correspondante de la carcasse 1, tandis que, à travers l'embouchure élargie 6 il sort par le canal de sortie 5, en raison de la traction exercée par les dispositifs d'entraînement, du fait que le ruban imprimeur 18 est continu. The ribbon 18, at the outlet of the rings 10 enters the corresponding enclosure of the carcass 1, while, through the enlarged mouth 6 it exits through the outlet channel 5, due to the traction exerted by the devices d 'drive, because the printing tape 18 is continuous.

Comme on peut le voir dans ce qui précède, il s'agit d'un ensemble qui présente de grandes possibilités et des avantages importants pour son application à des machines imprimantes, spécialement quand ces dernières font partie d'un système d'ordinateur, du fait que la cartouche est extrêmement pratique et fonctionnelle grâce au fait que le ruban imprimeur est encré pendant son mouvement et, par conséquent, se trouve de façon permanente en état d'efficacité maximale, ce qui prolonge considérablement sa vie utile et en définitive, satisfait les nécessités d'utilité, durée et économie d'un ruban de ce genre. As can be seen from the above, it is a set which presents great possibilities and important advantages for its application to printing machines, especially when the latter are part of a computer system, makes the cartridge extremely practical and functional thanks to the fact that the printing ribbon is inked during its movement and, consequently, is permanently in a state of maximum efficiency, which considerably prolongs its useful life and ultimately satisfied the necessities of utility, duration and economy of a ribbon of this kind.

Bien entendu, diverses modifications pourront être apportées par l'homme de l'art aux dispositifs ou procédés qui viennent d'être décrits uniquement à titre d'exemple non limitatif sans sortir du cadre de l'invention. Of course, various modifications may be made by those skilled in the art to the devices or methods which have just been described solely by way of nonlimiting example without departing from the scope of the invention.

Claims

1. Improved cartridge for a printing ribbon, essentially characterized in that it consists of a carcass (1) provided with a cover (2), the ends of which are extended forward by two finished walls (3) by a cylindrical rim (19), these walls (3) having channels which communicate with the interior of the carcass (1) and which constitute the inlet channel (4) and the outlet channel (5) of the ribbon printer (18), the outlet channel (5) being longer than the inlet channel (4) and being provided with an enlarged mouth (6) inside the carcass (1), with the particularity that consists in that the carcass (1) has on its rear face two locking supports (17) for the connection of the assembly with the printing machine.

2. Improved cartridge for printing ribbon according to the preceding claim, characterized essentially in that

The interior of the carcass (1) is provided with a partition (15) which forms two enclosures, the smallest of which is occupied by the devices for driving and inking the printing ribbon (18), while the other constitutes a housing in which the ribbon (18) in question accumulates.

3. Improved cartridge for printing ribbon according to claim 2, essentially characterized in that, in the smallest of the enclosures, in the transfer position with the inlet channel (4) there is provided an inking roller (7) printing ribbon (18) and a roller (8) which applies the ribbon (18) against the inking roller (7), which is preferably porous and above which an opening (16) is made in the cover ( 2) of the cartridge.

4. Improved cartridge for printing ribbon according to claim 3, characterized essentially in that behind the inking rollers (7) and guide (8) is located the ribbon drive device (18), which is composed of a cylinder (9) which has at its two ends flexible rings (10) and is extended to protrude outside, through an orifice formed in the cover (2), by a cylindrical appendage (11) preferably striated and with a diametrical notch (12) to constitute the connecting element with the ribbon drive device (18) provided in the printing machine; with the particularity which consists in that against the edges of the flexible rings (10) is supported a flexible blade (13) fixed on the side of the carcass (1) by means of a support (14)

5. Improved cartridge for a printing ribbon according to claim 4, characterized essentially in that the ribbon (18) is continuous and that it is accumulated inside the carcass (1), while maintaining a vertical position relative to the plane from the bottom of this carcass (1), and consequently the ribbon (18) in question, which emerges from the outlet channel (5) is stretched between the walls (3) which extend the carcass (1) forward, penetrates in the inlet channel (4), passes over the inking (7) and guide (8) rollers and is subjected to the traction of the flexible rings (10) of the drive device, against which it is applied by the flexible tape (13).