CN200939736Y - Ink box and its protector - Google Patents

Abstract

The utility model relates to an ink box protector of an inkjet printer. A first sidewall of the ink box adopted with the protector is provided with a vent, while a second sidewall is provided with an elastic handle. The protector comprises a frame body which can be coupled to the external surface of the ink box during storage and transportation states. The position of the frame body corresponding to the vent is provided with a soft elastic rubber plug which is inserted into the vent and can be disassembled. The position except the position corresponding to the first sidewall where the vent is arranged is provided by the sidewall of the ink box. During the states when the protector and the ink box are connected, the position of the frame corresponding to the elastic handle has a space capable of accommodating an elastic handle. The protector of ink box is capable of effectively protecting the elastic handle from damage of exterior impact.

Description

Ink cartridge and its protection device

technical field

The utility model relates to a protection device for an ink cartridge and an inkjet printer ink cartridge with the protection device, specifically refers to a protection device with the following application. The side wall of the air hole is provided with an elastic handle cooperating with the carriage of the inkjet printer, and the ink cartridge of the inkjet printer equipped with the protective device.

Background technique

An ink cartridge is an ink storage device that provides ink for an inkjet printer. Its structure usually includes a generally rectangular (or other polyhedron-shaped) housing with a number of interconnected chambers that can store a certain volume of ink. On the casing, an ink filling port for filling ink into the ink storage cavity inside the ink cartridge is arranged on one of the side walls, and an ink filling port connected to the inner storage chamber of the ink cartridge is provided on the other side wall or on the same side wall as the ink filling port. The vent hole for the ink chamber and the external atmosphere is provided with an ink supply port for supplying ink to the outside on the other side wall or the same side wall as the ink filling port. Wherein, the ink filling port, the vent hole and the ink supply port are kept disconnected and independent from each other.

Typically, the ink cartridges in the application state are supported by the inkjet printer carriage. An ink supply needle and an inkjet head are arranged on the carriage of the inkjet printer. The ink in the ink storage chamber inside the ink cartridge is supplied to the position of the inkjet head through the ink supply needle inserted into the ink supply port through the corresponding liquid pipeline, and finally ejected by the inkjet head to the surface of the recording medium such as paper. The inkjet printer carriage usually has a mounting frame in which the ink cartridge can be placed. At least one side wall of the installation frame is perpendicular to the side wall where the ink supply port is located. In other words, at least one side wall of the installation frame is parallel to the insertion direction of the ink supply needle. An elastic handle is arranged on the outer surface of the side wall of the ink cartridge parallel to the direction in which the ink supply needle is inserted.

The elastic handle is in the shape of a strip. One end is fixedly connected to the outer surface of the side wall of the ink box parallel to the insertion direction of the ink supply needle and close to the ink supply port, and the other end extends toward the outside of the side wall along the insertion direction of the ink supply needle. The resilient handle thus has a fixed end and a free end.

In the installed state, the ink cartridge is put into the carriage installation frame of the inkjet printer. At this time, the free end of the aforementioned elastic handle is perpendicular to the insertion direction of the ink supply needle, and is pressed by the inner surface of the side wall on the installation frame parallel to the insertion direction of the ink supply needle, causing elastic deformation of the elastic handle to produce a The insertion direction of the ink supply needle acts on the elasticity of the ink cartridge. The elastic force is in balance with the reaction force acting on the ink cartridge produced by the corresponding mechanism provided by the inkjet printer carriage mounting frame, and the ink cartridge is firmly fixed in the inkjet printer carriage installation frame, thereby preventing the ink cartridge from loosening and slipping. Or ink leakage phenomenon.

The above-mentioned ink cartridge is provided with a storage space by a packing box such as cardboard or foam in a storage and transportation state, and its elastic handle is in a bare state or is bound to the ink cartridge body by an elastic material such as a rubber strip. Therefore, the elastic handle is easily deformed or broken due to the impact of external force, or it is gradually deformed and loses elasticity due to its long-term binding state, and finally cannot provide elastic force perpendicular to the insertion direction of the ink supply needle, and loses its support. The positioning function of the ink cartridge.

In view of this, a device for providing protection to the ink cartridges has emerged for the ink cartridges with different shapes and structures. For example, No. CN200510126715.2 domestic invention patent application discloses a protective device used with an ink cartridge, which includes an ink chamber for storing ink; an ink supply hole for supplying ink from the ink chamber to the recording device; The valve part between the ink chamber and the ink supply hole. The protective device includes a main body portion, which includes an engaging portion adapted to engage with the ink cartridge portion before the ink cartridge is connected to the recording device, so that the protective device is detachably connected to the ink cartridge; also has rigidity to ensure The main body portion can substantially maintain its original shape; and an anti-access portion is adapted to be arranged outside the ink supply hole when the protective device is connected to the ink cartridge, so as to at least partially cover the opening of the outer surface of the ink cartridge hole portion to prevent access to the valve member from the outside through the ink supply hole. This protection only provides protection for the ink supply hole of the ink cartridge and other mechanisms on the side wall of the ink cartridge where the ink supply hole is located.

Utility model content

The purpose of the utility model is to provide a protection device which can prevent the elastic handle of the ink box of the ink-jet printer from being impacted by external force.

Another object of the present invention is to provide an inkjet printer ink cartridge, which can prevent the elastic handle of the inkjet printer ink cartridge from being impacted by external force in the storage and transportation state.

According to the protection device for the ink cartridge designed according to the above-mentioned first purpose, the first side wall of the ink cartridge to which the protection device is applied is provided with a vent hole communicating with the ink storage chamber inside the ink cartridge and the outside atmosphere, and the second side wall is provided with a vent hole connected to the inkjet printer. Elastic handles for the carriages to cooperate with each other. The protection device includes a frame that can be sleeved on the outer surface of the aforementioned ink cartridge in a storage and transportation state. It is characterized in that the part of the frame body corresponding to the ventilation hole is provided with an elastic soft rubber plug fixed on the frame body. The elastic soft rubber plug is detachably plugged into the ventilation hole. The position of the frame body corresponding to the position outside the first side wall where the air hole is located is provided by the side wall of the ink cartridge. When the protective device and the ink cartridge are connected to each other, a space for accommodating the elastic handle is provided at the part of the frame body corresponding to the elastic handle.

Preferably, in the protection device for the ink cartridge, when the protection device and the ink cartridge are connected to each other, the part of the elastic soft rubber plug located between the air hole and the frame is connected to the sealing film. The sealant film is sealed on the outer surface of the first side wall where the ventilation hole is located.

Preferably, in the protective device for the ink cartridge, the side wall of the ink cartridge that provides positioning for the position of the frame body corresponding to the position other than the vent hole is opposite to the first side wall where the vent hole is located. The side wall of the ink box that provides the positioning of the frame is provided with an ink supply port that communicates with the ink storage chamber inside the ink box and the outside. The part of the frame corresponding to the ink supply port is detachably connected to the outer surface of the ink supply port.

The inkjet printer ink box designed according to the second purpose above includes a ventilation hole provided on the first side wall to communicate with the ink storage chamber inside the ink box and the outside atmosphere, and a vent hole provided on the second side wall to cooperate with the inkjet printer carriage. Elastic handle, protective device. The protection device includes a frame body that can be sleeved on the outer surface of the ink cartridge. The position of the frame body corresponding to the vent hole is provided with an elastic soft rubber plug fixed on the frame body. The elastic soft rubber plug is detachably plugged into the ventilation hole. The position of the frame body other than the first side wall where the vent hole is located is provided by the side wall of the ink cartridge. When the protective device and the ink cartridge are connected to each other, a space for accommodating the elastic handle is provided at the part of the frame body corresponding to the elastic handle.

Preferably, the aforementioned inkjet printer ink cartridge has a sealant film on the outer surface of the first side wall where the vent hole is located, and the elastic soft rubber plug is located between the vent hole and the frame when the protective device and the ink cartridge are connected to each other. The parts between them are interconnected with the sealant film.

More preferably, in the above-mentioned inkjet printer ink cartridge, the side wall of the ink cartridge that provides positioning for the position of the frame body corresponding to the position other than the vent hole is opposite to the first side wall where the vent hole is located. The side wall of the ink box that provides the positioning of the frame is provided with an ink supply port that communicates with the ink storage chamber inside the ink box and the outside. The part of the frame corresponding to the ink supply port is detachably connected to the outer surface of the ink supply port.

For ink cartridges with elastic handles, since they use cardboard or foam packaging boxes to provide storage space for ink cartridges in the storage and transportation state, the elastic handles are in a bare state or bound by elastic materials such as rubber strips On the ink cartridge case body, the elastic handle is easily deformed or broken or gradually deformed and loses elasticity due to the impact of external force. The utility model provides a protective device for the ink box which is integrated with the ink box in the state of storage and transportation and separated from the ink box in the state of use. The device is positioned on the outer surface of the corresponding side wall of the ink cartridge, and at the same time provides a storage space for the elastic handle, preventing the elastic handle from being broken or damaged due to external impact during the storage and transportation of the ink cartridge, or losing its elastic effect due to long-term restraint , and ultimately cannot achieve good coordination with the inkjet printer carriage. Under this remarkable protective effect, the inkjet printer cartridge using the aforementioned protective device can maintain excellent matching performance close to the design state from the time the product leaves the factory until the user unpacks it for use.

Illustration

Fig. 1 is an exploded perspective view of Embodiment 1 of the ink cartridge protection device of the present utility model and the assembly structure of the ink cartridge.

Fig. 2a is a perspective view of the ink cartridge of the utility model inkjet printer.

Fig. 2b is the second perspective view of the ink cartridge of the inkjet printer of the present invention.

Fig. 3 is a cross-sectional view of the first embodiment of the ink cartridge protection device of the present invention.

Fig. 4 is a schematic diagram of the assembly structure of Embodiment 1 of the ink cartridge protection device of the present utility model and the ink cartridge.

Fig. 5a is the first perspective view of Embodiment 2 of the ink cartridge protection device of the present utility model.

Fig. 5b is the second perspective view of Embodiment 2 of the ink cartridge protection device of the present utility model.

Fig. 5c is the third perspective view of Embodiment 2 of the ink cartridge protection device of the present utility model.

Fig. 6 is a schematic diagram of the assembly structure of Embodiment 2 of the ink cartridge protection device of the present utility model and the ink cartridge.

Fig. 7a is the first perspective view of the third embodiment of the ink cartridge protection device of the present utility model.

Fig. 7b is the second perspective view of Embodiment 3 of the ink cartridge protection device of the present utility model.

Detailed ways

Referring to Figures 1 to 4, Embodiment 1 of the ink cartridge protection device of the present invention and the ink cartridge of an inkjet printer.

See Figures 2a and 2b, which show the appearance and structure of the ink cartridge of the inkjet printer. Only the ink cartridge part is shown in the figure, and the protective device used for it is omitted. The outer shape of the ink cartridge is a generally rectangular ink cartridge body 1 . The interior of the ink cartridge body 1 is hollow, forming several ink storage chambers (not shown in the figure). Its side wall opposite to the bottom wall of the ink box body 1 is in an open state, and the formed opening is closed by the box cover 2 .

The bottom wall of the ink cartridge body 1 is provided with an ink supply port 101 whose cross section is circular. The ink supply port 101 extends a certain distance toward the outside of the bottom wall of the ink box body 1 along a direction perpendicular to the bottom wall of the ink box body 1 . The ink supply port 101 communicates with the ink storage cavity (not shown) inside the ink box and the outside, allowing the ink supply needle of the inkjet printer to be inserted therein so that the ink in the ink storage cavity inside the ink box flows to the print head through the ink supply needle. Usually, in order to prevent ink from leaking from the ink supply port 101 or the gap between the ink supply port 101 and the ink supply needle, a sealing valve, a one-way valve or a sealing ring (not shown in the figure) is also arranged in the ink supply port 101, Alternatively, a negative pressure generating mechanism (not shown in the figure) made of a sponge-like porous material is arranged in the ink storage chamber inside the ink cartridge. In addition, in order to prevent the ink supply port 101 from being broken due to accidental collision, a protective sheet 102 extending from the bottom wall of the ink cartridge body 1 along the same direction as the ink supply port 101 is usually provided near the ink supply port 101 .

Corresponding to the corresponding tasks undertaken by several ink storage chambers inside the ink cartridge, corresponding air holes 201 and serpentine grooves (not shown in the figure) are provided on the cover 2 . The vent hole 201 communicates with the ink storage cavity inside the ink cartridge and the outside atmosphere. In the state of use, because the ink in the corresponding ink storage chamber inside the ink cartridge is consumed by the print head, a negative pressure state is formed, so that the external air is introduced into the corresponding ink storage chamber inside the ink cartridge through the vent hole 201, so as to maintain the ink inside. pressure balance. On the other hand, due to changes in ambient temperature and humidity or external impact and vibration, the pressure in the ink storage chamber inside the ink cartridge will be greater than the external pressure, resulting in the leakage of the ink inside. Its common solution is to set a longer serpentine groove on the outer surface of the lid 2 . These serpentine grooves are positioned at the notches on the outer surface of the lid 2 to be sealed by an adhesive film 3 (see FIG. 1 ). The serpentine groove sealed by the adhesive film 3 becomes a closed pipeline connecting the corresponding ink storage cavity inside the ink cartridge and the outside atmosphere. These lines can accommodate a small amount of ink leakage caused by the pressure increase in the ink storage chamber inside the ink cartridge, and can also relieve part of the pressure increase in the ink storage chamber inside the ink cartridge due to environmental changes.

An elastic handle 104 is provided on the narrower side wall 103 adjacent to the box cover 2 where the ventilation hole 201 is located. The elastic handle 104 is generally in the shape of a strip, one end of which is fixed on the side wall 103 close to the bottom wall of the ink cartridge body 1, and the rest is along the direction in which the ink supply needle is inserted into the ink supply port 101, facing away from the side wall 103 Protrude out at a slant. In this way, along the direction in which the ink supply needle is inserted into the ink supply port 101 , except for the fixed end, there is a gap 105 whose width gradually increases between the handle body and the side wall 103 of the elastic handle 104 . When the ink cartridge is loaded into the carriage of the inkjet printer, the free end of the elastic handle 104 abuts against the corresponding inner wall of the carriage of the inkjet printer, so that the free end of the elastic handle 104 is squeezed inwardly, at this time the gap 105 A free space is provided for the movement of the free end of the elastic handle 104 . An installation portion is configured outside the elastic handle 104 fixed end, and the micro integrated circuit chip 106 of information such as ink capacity, color, ink cartridge model, manufacturer is just fixed here.

Referring to Fig. 3, Embodiment 1 of the ink cartridge protection device of the present invention.

The appearance of the ink cartridge protection device is similar to the aforementioned inkjet printer ink cartridge, which is a generally rectangular flat box body 4 with a cavity 402 (see FIG. 1 ) enough to accommodate the inkjet printer ink cartridge inside. The side wall of the flat box body 4 corresponding to the ink supply port 101 is in an open state, and the formed bottom opening 401 allows the ink cartridge of the inkjet printer to be inserted into or withdrawn from the cavity 402 by itself. The side wall of the flat box body 4 relative to the bottom opening 401 is at least in a closed state at a position 403 corresponding to the air hole 201 (see Fig. 1 or Fig. 2a, 2b), and the rest can be in an open state so as to observe the inkjet printer ink cartridge placement status. The side wall 403 is provided with a mounting hole 404 penetrating itself at a position corresponding to the air hole 201 . One end of the mounting hole 404 facing the outer side of the side wall 403 is provided with a cylindrical notch 405 in the radial direction. The diameter of the cylindrical notch 405 is larger than the end of the mounting hole 404 facing the outside of the side wall 403 . When the ink cartridge protection device is in the installed state, the rubber plug 5 made of elastic material such as silicon rubber is fixed in the cylindrical recess 405 by the rubber plug cap corresponding to the shape of the cylindrical recess 405, and is inserted from the mounting hole. 404 extends toward the direction of the bottom opening 401 and a section of the plug is extended. The flat box body 4 is provided with a positioning plate 406 at a position corresponding to the gap 105 of the ink box body 1 . The positioning plate 406 extends from the upper part of the flat box body 4 relative to the bottom opening 401 toward the bottom opening 401 of the flat box body 4 . Between the positioning plate 406 and the nearest side wall of the flat box body 4 , that is, the part corresponding to the elastic handle 104 (see FIG. 1 ) becomes the accommodation chamber 407 for accommodating the elastic handle 104 . The positioning plate 406 is inserted into the gap 105 in the state where the ink cartridge of the inkjet printer is inserted into the cavity 402 of the protection device. The elastic handle 104 enters into the accommodation chamber 407 .

Referring to Figures 1 and 4, when the ink cartridge body 1 is filled with ink, the lid 2 is welded or bonded to the opening of the ink cartridge body 1, and the adhesive film 3 is pasted on the corresponding serpentine shape on the lid 2. on the notch. Then insert the ink cartridge body 1 with the lid 2 into the flat box body 4, finally insert the rubber plug 5 into the vent hole 201 on the lid 2, and simultaneously place the adhesive film 3 on the flat box body 4 and the lid 2 The rubber plugs 5 between the surfaces are connected together by welding or bonding, so far the assembly of the inkjet printer ink cartridge and the protective device is basically completed. In the case of the aforementioned assembly state, the ink supply port 101 located on the bottom wall of the ink cartridge body 1 is closed by a sealing valve or a sealing ring, the vent hole 201 is closed by a rubber plug 5, and the rubber film 3 is located on the flat box body 4 and the box cover. 2. The rubber plug 5 between the upper surfaces is fixedly connected, the positioning plate 406 is inserted into the gap 105, and the elastic handle 104 enters into the accommodation chamber 407. The side wall of the flat box body 4 parallel to the insertion direction of the ink supply needle provides positioning for the ink cartridge body 1 in a direction perpendicular to the insertion direction of the ink supply needle, and the rubber plug 5 provides positioning for the ink cartridge body 1 in a direction parallel to the insertion direction of the ink supply needle, and then Protection for the elastic handle 104 is provided. When using an inkjet printer ink cartridge, it is only necessary to take the reverse operation of the aforementioned assembly operation. When the ink cartridge body 1 is withdrawn from the flat box body 4, the adhesive film 3 is torn off by the rubber plug 5, and then the ink cartridge can be assembled on the inkjet printer. Ink printer slide plus.

Referring to Figures 5a, 5b, 5c, and 6, combined with the ink cartridge part in Figures 1 and 4, Embodiment 2 of the ink cartridge protection device of the present invention and its assembly structure with the ink cartridge.

The cartridge protection device is in the form of a flat shell 6 . Two adjacent side walls of the flat casing 6 are in an open state, and the formed opening allows the ink cartridge body 1 to enter or exit the flat casing 6 . The flat casing 6 is provided with an installation opening 603 that is similar to the installation hole 404 on the flat box body 4 through itself at a position corresponding to the vent hole 201 on the box cover 2 . The flat casing 6 is provided with a semicircular opening 604 penetrating itself at a position corresponding to the ink supply port 101 on the bottom wall of the ink cartridge body 1 . The semicircular opening 604 is in an open state towards the housing wall on the opening side of the flat housing 6, so the semicircular opening 604 is in a penetrating state parallel to the direction in which the ink supply needle is inserted, and in a direction perpendicular to the direction in which the ink supply needle is inserted. The direction is in a partially open state toward the opening side of the flat shell 6, and its shape is similar to a semi-cylindrical groove. The flat shell 6 is provided with an opening 605 at a position corresponding to the protective sheet 102 of the ink cartridge body 1 . Opening 605 allows the protection sheet 102 to be inserted or withdrawn therein. The flat casing 6 is provided with a positioning block 602 at a position corresponding to the gap 105 of the ink cartridge body 1 . The positioning block 602 extends from the inner surface of the flat casing 6 where the installation port 603 is located to the inner cavity of the flat casing 6 along a direction approximately parallel to the insertion direction of the ink supply needle. The position between the positioning block 602 and the nearest side wall of the flat shell 6 , that is, the part corresponding to the elastic handle 104 (see FIG. 1 ), becomes the accommodation cavity 601 for accommodating the elastic handle 104 . The positioning block 602 is inserted into the gap 105 when the ink cartridge of the inkjet printer is inserted into the inner chamber of the protection device. The elastic handle 104 enters into the receiving cavity 601 . In this way, through the corresponding side walls of the flat housing 6 where the installation opening 603 and the semicircular opening 604 are located, the positioning of the ink cartridge body 1 in the flat housing 6 parallel to the insertion direction of the ink supply needle can be provided.

Referring to FIG. 6 , during assembly, the ink cartridge body 1 is pressed into the inner chamber of the flat case 6 along the opening of the flat case 6 . At this time, the protective sheet 102 is inserted into the opening 605, the rubber plug 5 is inserted into the vent hole 201 on the box cover 2 through the installation port 603, the elastic handle 104 enters the accommodating cavity 601, the ink supply port 101 enters the semicircular opening 604, and the rubber film 3 and the rubber plug 5 are welded together, and then the flat shell 6 and the ink cartridge body 1 are assembled. During use, carry out the inverse operation of above-mentioned process, when the ink cartridge body 1 withdraws from the flat housing 6, the adhesive film 3 is torn off by the rubber plug 5, and then the ink cartridge can be assembled in the inkjet printer slide.

Referring to Fig. 7a, 7b, combined with Fig. 1, Embodiment 3 of the ink cartridge protection device of the present invention.

The structure of the ink cartridge protection device is between the first and second embodiments, that is, the ink cartridge protection device in the third embodiment is a rectangular flat hexahedron 7 . The corresponding side walls of the flat hexahedron 7 are provided with installation nozzles 701 matching the rubber plug 5 . The difference is that in the ink cartridge protection device of the third embodiment, a wider side wall of the flat hexahedron 7 is in an open state, and the formed opening allows the ink cartridge body 1 to enter and exit. The positioning of the ink cartridge body 1 in the flat hexahedron 7 is realized by the remaining side walls in a continuous closed state.

Claims (6)

1. A protective device for ink cartridges, the first side wall of the ink cartridge is provided with a vent hole communicating with the ink storage chamber inside the ink cartridge and the outside atmosphere, and the second side wall of the ink cartridge is provided with a vent hole that cooperates with the inkjet printer carriage The elastic handle, the protection device includes a frame that can be placed on the outer surface of the ink cartridge in the storage and transportation state, and it is characterized in that the part of the frame corresponding to the vent hole is provided with a The elastic soft rubber plug on the upper part is detachably plugged into the air hole, and the frame body is formed by the position corresponding to the position of the air hole outside the first side wall. The side wall of the ink cartridge provides positioning. When the protective device and the ink cartridge are connected to each other, a space for accommodating the elastic handle is provided at a part of the frame body corresponding to the elastic handle. 2. The protective device for ink cartridge according to claim 1, characterized in that in the state where the protective device and the ink cartridge are connected to each other, the elastic soft rubber plug is located between the vent hole and the frame Parts of the sealant film are connected to each other, and the sealant film is sealed on the outer surface of the first side wall where the vent hole is located. 3. The protective device for ink cartridges according to claim 2, characterized in that the side wall of the ink cartridge that provides positioning for the position of the frame body corresponding to the position other than the vent hole and the second position where the vent hole is located One side wall is opposite, and the side wall of the ink box that provides the positioning of the frame body is provided with an ink supply port that communicates with the ink storage chamber inside the ink box and the outside, and the part of the frame body corresponding to the ink supply port is detachably connected on the outer surface of the ink supply port. 4. Ink cartridge for inkjet printer, including a ventilation hole on the first side wall that communicates with the ink storage cavity inside the ink cartridge and the outside atmosphere, an elastic handle that is arranged on the second side wall and cooperates with the carriage of the inkjet printer, and a protective device, the protection device includes a frame that can be sleeved on the outer surface of the ink cartridge, and is characterized in that the part of the frame corresponding to the vent hole is provided with an elastic soft rubber plug fixed on the frame, The elastic soft rubber plug is detachably plugged into the vent hole, and the frame body is positioned by the side wall of the ink cartridge corresponding to the position other than the first side wall where the vent hole is located, In the state where the protective device and the ink cartridge are connected to each other, a space for accommodating the elastic handle is provided at a portion of the frame body corresponding to the elastic handle. 5. The ink cartridge for inkjet printer according to claim 4, characterized in that the outer surface of the first side wall where the vent hole is located is sealed with a sealant film, and the protective device is connected to the ink cartridge. In this state, the part of the elastic soft rubber plug located between the air hole and the frame body is connected to the sealing rubber film. 6. The ink cartridge for an inkjet printer according to claim 5, wherein the side wall of the ink cartridge for positioning the position of the frame body corresponding to the position other than the vent hole and the first position where the vent hole is located are provided. One side wall is opposite, and the side wall of the ink box that provides the positioning of the frame body is provided with an ink supply port that communicates with the ink storage chamber inside the ink box and the outside, and the part of the frame body corresponding to the ink supply port is detachably connected on the outer surface of the ink supply port.

Images