Process cartridge and electro-photographic device for forming an image

FIELD: electro-photographic devices.

SUBSTANCE: in accordance to the invention, process cartridge is installed with possible detachment (removal) in main assembly of electro-photographic image-forming device, which assembly contains output contact, moveable between electric connection position and a position withdrawn from electric connection position, shifting element for moving the output contact and resilient action element for resilient contraction of shifting element for contracting the output contact in direction towards position withdrawn from electric connection position. The process cartridge contains electro-photographic photo-sensitive drum, moveable working element, which may be moved relatively to the body of the cartridge, and, during insertion of process cartridge into main assembly of the device, the moveable working element ensures engagement with immovable element capable of engagement which is fastened in the main assembly of the device, to move relatively to the cartridge body, and is capable of engagement with shifting engaging section of shifting element for moving the output contact from withdrawn position to electric connection position in direction against the elastic force of resilient action element after engagement with immoveable element capable of engagement, input electric contact for receiving voltage for activation of process means when engaged with output contact, which is moved to electric connection position.

EFFECT: ensured reliability of electric connection between input electric contact of process cartridge and output contact, provided in main assembly of the image-forming device; prevented damage to electric circuit of the main assembly of the electro-photographic image-forming device and weakened impact or push of process cartridge, received by it from the side of main assembly of the device during installation of process cartridge in cartridge installation location in main assembly of electro-photographic image-forming device.

4 cl, 53 dwg

 

The text descriptions are given in facsimile form.

1. A process cartridge that is installed with the possibility of removal in the main Assembly of the electrophotographic device forming an image containing the output contact moved to a position between the electrical connections and laid back position from the position of the electrical connection shifting element intended to move the output contact, and the elastic element actions designed to elastic preload shift element to preload the output contact in the direction from the Eden back to the position position of electrical connection, when the process cartridge contains

electrophotographic photosensitive drum,

the tool process designed for action on the electrophotographic photosensitive drum,

movable operating element, movable relative to the housing of the cartridge, while the introduction of the process cartridge in the main Assembly of the device is movable operating element is designed to engage with a stationary capable of meshing element, mounted in the main Assembly of the device to move relative to the housing of the cartridge, and also for engagement with a shift within the engagement area shifting element to move the output contact from the retracted position to the electrical connection in the direction against the elastic force of the elastic element after engagement with the stationary capable of meshing element, the input electrical contact for receiving a voltage intended for the actuation means of the process when engagement with the output contact moved to the position of the electrical connection.

2. The process cartridge according to claim 1, characterized in that the elastic element actions designed for the application of the elastic force to the movable operating member, when the movable operating element input is raised into engagement with the stationary capable of engagement element, movable operating element is designed to move relative to the housing of the cartridge against the elastic force of the above-mentioned elastic element of the action.

3. The process cartridge according to any one of claims 1 or 2, characterized in that the movable work element contains the first part engages a site intended for engagement with a stationary capable of engagement element, and the second part engages a site intended for engagement with a shift within the engagement area with the introduction of the process cartridge in the main Assembly of the device, the first incoming engages the plot rolling work item is put into engagement with the stationary capable of engagement element to move the movable working element relative to the housing of the cartridge, and after the first incoming engages the plot is put into gear with stationary capable of engagement element, the second part engages the plot is put into engagement with the shift member engagement section to move the output contact from the retracted position to the electrical connection.

4. The process cartridge according to claim 3, characterized in that the introduction of the process cartridge into the main Assembly of the electrophotographic device imaging the first part of the hook is giving the plot is designed to engage with a stationary capable of meshing element to rotate, in order to ensure the displacement of the second incoming engages plot rolling work item in position for engagement with a shift within the engagement area.

5. The process cartridge according to claim 4, characterized in that during the introduction of a second incoming into engagement section engages with the shift member engagement section, a movable operating element is not in contact with the stationary capable of meshing element.

6. The process cartridge according to claim 5, characterized in that the tool process contains energizing element for electric charging electrophotographic photosensitive drum, and the input electrical contact is received from the output pin voltage for charging the electrophotographic photosensitive drum.

7. The process cartridge according to claim 5, characterized in that the treatment process includes displaying the element for the manifestation of the latent electrostatic image formed on the electrophotographic photosensitive drum, and the input electrical contact is intended for reception with the output contact voltage for the manifestation of the latent electrostatic image.

8. Electrophotographic device forming an image containing the main Assembly and a process cartridge that is installed with the possibility of removal in the main Assembly, contains

the main Assembly of the electrophotographic device, containing

the output contact moved to a position between the electrical connections and laid back position position of electrical connection,

move the element to move the output contact

the elastic element actions designed to elastic preload shift element to preload the output contact toward the retracted position from the position of the electrical connections,

stationary capable of meshing element,

when the process cartridge contains

electrophotographic photosensitive drum,

the tool process designed for action on the electrophotographic photosensitive drum,

an input electrical contact for receiving a voltage intended for the actuation means of the process

movable operating element, movable relative to the housing of the cartridge,

however with the introduction of the process cartridge in the main Assembly of the device, a movable operating element is designed to engage with a stationary capable of engagement element to move relative to the housing of the cartridge, and also for engagement with the offset included in the engagement phase the m shift element to move the output contact from the retracted position to the electrical connection for establishing electrical connections between the output pin and the input electric contact after engagement with the stationary capable of meshing element.

9. The device according to claim 8, characterized in that the elastic element actions designed for the application of the elastic force to the movable operating member, when the movable work element is inserted into engagement with the stationary capable of meshing element, a movable operating element is designed to move relative to the said housing of the cartridge against the elastic force of the above-mentioned elastic element of the action.

10. The device according to claim 9, characterized in that the movable work element contains the first part engages a site intended for engagement with a stationary capable of engagement element, and the second part engages a site intended for engagement with a shift within the engagement area with the introduction of the process cartridge in the main Assembly of the device, the first incoming engages the plot rolling work item is put into engagement with the stationary capable of engagement element to move the movable working element relative to the housing of the cartridge, and after the first incoming engages the plot is put into engagement with the stationary capable of engagement element, the second part engages the plot is put into engagement with emenim within the engagement area to move the output contact from the retracted position to the electrical connection.

11. The device according to claim 10, characterized in that the introduction of the process cartridge into the main Assembly of the electrophotographic device of image formation, the first part of the engagement section is designed to engage with a stationary capable of meshing element for rotation to provide displacement of the second incoming engages plot rolling work item in position for engagement with a shift within the engagement area.

12. The device according to claim 11, characterized in that during the introduction of a second incoming into engagement section engages with the shift member engagement section, a movable operating element is not in contact with the stationary capable of meshing element.

13. The device according to item 12, wherein the main Assembly of the electrophotographic unit of the device forming the image contains a voltage source and an electric circuit, when the output contact is in the retracted position, the output contact is electrically disconnected from the voltage source, and when the output contact is moved from the retracted position to the electrical connection, output contact electrically connected to the voltage source through an electric circuit.

14. The device according to item 13, wherein the tool process updat which contains additional charging element for electric charging electrophotographic photosensitive drum, and the input electrical contact is received from the output pin voltage for charging the electrophotographic photosensitive drum.

15. The device according to item 13, wherein the agent process further comprises displaying the element for the manifestation of the latent electrostatic image formed on the electrophotographic photosensitive drum, and the input electrical contact is intended for reception with the output contact voltage for the manifestation of the latent electrostatic image.

16. A process cartridge that is installed with the possibility of removal (removal) in the main Assembly of the electrophotographic device of image formation, and the main Assembly of the electrophotographic device of the image formation contains

the area for installation of the cartridge with the possibility of the removal (deletion),

stationary capable of meshing element,

the output contact moved to a position between the electrical connections and laid back position position of electrical connection,

shifting element with a shift of the incoming engages a site intended to move the output contact, thus shifting the incoming engages the plot is located behind the course for nepodvizhnost to the engagement element, and at least part of the shift is included in the mesh area covered stationary capable of engagement element with respect to the direction in which you enter the cartridge process,

element of the elastic action of the elastic preload shift element to preload the output contact toward the retracted position from the position of the electrical connections, and the process cartridge contains

electrophotographic photosensitive drum,

the tool process designed for action on the electrophotographic photosensitive drum,

movable operating element, movable relative to the housing of the cartridge, when the introduction of the process cartridge into the main Assembly of the electrophotographic device of the image forming movable operating element is designed to engage with a stationary capable of engagement element to move relative to the housing of the cartridge in a position in which the movable operating element is designed to move beyond the stationary capable of engagement of the element, to ensure the continued insertion of the process cartridge, and after engagement with the stationary capable of engagement element movable operating element is designed to engage with the shifting member carried the attack plot to push the shift of the incoming engages the plot to move the output contact from the retracted position to the electrical connection in the direction against the elastic force of the elastic element actions

the input electrical contact designed for engagement with the output contact moved to the position of electrical connection, and for receiving voltage intended for the actuation means of the process.

17. The process cartridge according to item 16, characterized in that the elastic element actions designed for the application of the elastic force to the movable operating element, and when the movable work element is inserted into engagement with the stationary capable of meshing element, a movable operating element is designed to move relative to the housing of the cartridge against the elastic force of the elastic element of the action.

18. The process cartridge according to any one of p or 17, characterized in that the movable work element contains the first part engages a site intended for engagement with a stationary capable of engagement element, and the second part engages a site intended for engagement with a shift within the engagement area with the introduction of the process cartridge in the main Assembly of the device, the first when the mesh plot movable working element is inserted into engagement with the stationary capable of engagement element to move the movable working element relative to the housing of the cartridge, and after the first incoming engages the plot is put into engagement with the stationary capable of engagement element, the second part engages the plot is put into engagement with the shift member engagement section to move the output contact from the retracted position to the electrical connection.

19. The process cartridge p, characterized in that the introduction of the process cartridge in the main Assembly mentioned electrophotographic device imaging the first part of the engagement section is designed to engage with a stationary capable of meshing element for rotation to provide displacement of the second incoming engages plot rolling work item in position for engagement with a shift within the engagement area.

20. The process cartridge according to claim 19, characterized in that during the introduction of a second incoming into engagement section engages with the shift member engagement section, a movable operating element is not in contact with the stationary capable of meshing element.

21. The process cartridge according to claim 20, characterized in that the tool process contains energizing element for electric charging electrophotographic photosensitive drum, and the input electrical contact is intended for the of Riem with an output pin voltage for charging the electrophotographic photosensitive drum.

22. The process cartridge according to claim 20, characterized in that the treatment process includes displaying the element for the manifestation of the latent electrostatic image formed on the electrophotographic photosensitive drum, and the input electrical contact is intended for reception with the output contact voltage for the manifestation of the latent electrostatic image.

23. Electrophotographic device forming an image containing the main Assembly and a process cartridge installed in it with the possibility of removal, with the main Assembly contains

the installation area of the cartridge with the possibility of the removal (deletion) of the process cartridge,

stationary capable of meshing element,

the output contact moved to a position between the electrical connections and laid back position, from the position of the electrical connections,

shifting element with a shift of the incoming engages a site intended to move the output contact, thus shifting the incoming engages the plot is located behind the course for stationary capable of meshing element, and at least part of the shift is included in the mesh area covered stationary capable of engagement element with respect to the direction in which you enter the ka is the drier cartridge process,

element of the elastic action of the elastic preload shift element to preload the output contact toward the retracted position from the position of the electrical connections, and the process cartridge contains

electrophotographic photosensitive drum,

the tool process designed for action on the electrophotographic photosensitive drum,

movable operating element, movable relative to the housing of the cartridge, when the introduction of the process cartridge into the main Assembly of the electrophotographic device of the image forming movable operating element is designed to engage with a stationary capable of engagement element to move relative to the housing of the cartridge in a position in which the movable operating element is designed to move beyond the stationary capable of engagement of the element, to ensure the continued insertion of the process cartridge, and after engagement with the stationary capable of engagement element movable operating element is designed to engage with a shift within the engagement area to push offset included in the mesh area to move the output contact of the laid back position electrical connections in routed and against the elastic force of the elastic element actions

the input electrical contact is designed for engagement with the output contact moved to the position of electrical connection, and for receiving voltage intended for the actuation means of the process.

24. The device according to item 23, wherein the specified element elastic action is designed for the application of the elastic force to the movable operating element, and when the movable work element is inserted into engagement with the stationary capable of meshing element, a movable operating element is designed to move relative to the housing of the cartridge against the elastic force of the elastic element of the action.

25. Device according to any one of p or 24, characterized in that the movable work element contains the first part engages a site intended for engagement with a stationary capable of engagement element, and the second part engages a site intended for engagement with a shift within the engagement area with the introduction of the process cartridge in the main Assembly of the device, the first incoming engages the plot rolling work item is put into engagement with the stationary capable of engagement element to move the movable working element relative to the housing of the cartridge, and after the first incoming geared in the e plot is introduced into engagement with the stationary capable of engagement element, the second part engages the plot is put into engagement with the shift member engagement section to move the output contact from the retracted position to the electrical connection.

26. The device according A.25, characterized in that the introduction of the process cartridge into the main Assembly of the electrophotographic device of image formation, the first part of the engagement section is designed to engage with a stationary capable of meshing element for rotation to provide displacement of the second incoming engages plot rolling work item in position for engagement with a shift within the engagement area.

27. The device according to p, characterized in that during the introduction of a second incoming into engagement section engages with the shift member engagement section, a movable operating element is not in contact with the stationary capable of meshing element.

28. The device according to item 27, wherein the main Assembly of the electrophotographic device forming the image contains a voltage source and an electric circuit, and when the output pin is in the retracted position, the output contact is electrically disconnected from the voltage source, and when the output contact is moved from the retracted position of polozhenie electrical connections, output contact electrically connected to the voltage source through the mentioned electric circuit.

29. The device according to p, characterized in that the tool process further comprises a charging element for electric charging electrophotographic photosensitive drum, and the input electrical contact is received from the output pin voltage for charging the electrophotographic photosensitive drum.



 

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