IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0793982
(2004-03-05)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
Oblon, Spivak, McClelland, Maier &
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인용정보 |
피인용 횟수 :
1 인용 특허 :
10 |
초록
▼
A developer cartridge, for an image forming apparatus having a shutter, for the delivery of a developer. The developer cartridge includes a body member, at least one delivery opening, and at least one drive lug configured and dimensioned to open and close shutter of an image forming apparatus. The b
A developer cartridge, for an image forming apparatus having a shutter, for the delivery of a developer. The developer cartridge includes a body member, at least one delivery opening, and at least one drive lug configured and dimensioned to open and close shutter of an image forming apparatus. The body member is configured to store a developer and defines first and second ends and a longitudinal axis. The delivery opening is configured to dispense developer. The drive lug extends radially outwardly from the body member and is longitudinally aligned with at least some portion of the delivery opening, wherein the drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus.
대표청구항
▼
I claim: 1. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured
I claim: 1. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured to dispense developer, said at least one delivery opening having a first end and a second end; (c) a first drive lug extending radially outwardly from the body member, the first drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the first drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus; and (d) a second drive lug extending radially outwardly from the body member, the second drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the second drive lug is configured and dimensioned to open and close the shutter in conjunction with the first drive lug. 2. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured to dispense developer, said at least one delivery opening having a first end and a second end; and (c) at least one drive lug extending radially outwardly from the body member, the at least one drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the at least one drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus, wherein the at least one drive lug is formed within the delivery opening between the first and second ends. 3. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured to dispense developer, said at least one delivery opening having a first end and a second end; and (c) at least one drive lug extending radially outwardly from the body member, the at least one drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the at least one drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus, wherein the body member comprises a plurality of delivery openings extending along the longitudinal axis of the body member. 4. The developer cartridge of claim 3, wherein the at least one drive lug is disposed between at least two of the plurality of delivery openings. 5. The developer cartridge of claim 3, wherein the body member has at least three elongated delivery openings extending along the longitudinal axis, and at least one drive lug between each pair of adjacent delivery openings. 6. The developer cartridge of claim 1, wherein at least one of the first and second drive lugs is integrally formed with the body member. 7. The developer cartridge of claim 1, wherein at least one of the first and second drive lugs is fastened to the body member. 8. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured to dispense developer, said at least one delivery opening having a first end and a second end; and (c) at least one drive lug extending radially outwardly from the body member, the at least one drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the at least one drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus, wherein the at least one drive lug is circumferentially located entirely within a circumferential width of the at least one delivery opening. 9. A developer cartridge, for an image forming apparatus having a shutter, comprising: (a) a body member configured to store a developer, the body member defining first and second ends and having a longitudinal axis; (b) at least one delivery opening formed in said body member configured to dispense developer, said at least one delivery opening having a first end and a second end; (c) at least one drive lug extending radially outwardly from the body member, the at least one drive lug being longitudinally aligned with at least some portion of the delivery opening, wherein the at least one drive lug is configured and dimensioned to open and close a shutter of an image forming apparatus; and (d) a rim comprising an extension of a periphery, wherein the rim is configured to open and to close the shutter of an image forming apparatus cooperatively with the at least one drive lug. 10. The developer cartridge of claim 9, wherein the at least one drive lug is formed within the delivery opening between the first and second ends. 11. The developer cartridge of claim 9, wherein the body member comprises a plurality of delivery openings extending along the longitudinal axis of the body member. 12. The developer cartridge of claim 11, wherein the at least one drive lug is disposed between at least two of the plurality of delivery openings. 13. The developer cartridge of claim 11, wherein the body member has at least three elongated delivery openings along the longitudinal axis of the body member, and at least one drive lug between each pair of adjacent delivery openings. 14. The developer cartridge of claim 9, wherein the at least one drive lug is integrally formed with the body member. 15. The developer cartridge of claim 9, wherein the at least one drive lug is fastened to the body member. 16. The developer cartridge of claim 9, wherein the at least one drive lug is circumferentially located entirely within a circumferential width of the at least one delivery opening. 17. The developer cartridge according to claim 9, wherein the rim comprises first and second faces disposed on opposite ends of an extended portion, the first and second faces configured to open and to close the shutter. 18. The developer cartridge according to claim 17, wherein the first face is configured to open the shutter, and the second face is configured to close the shutter. 19. The developer cartridge according to claim 17, further comprising first and second flange members, wherein the rim is disposed on one of the first and second flange members. 20. The developer cartridge according to claim 19, wherein the rim comprises an extension of an outer circumference of the one of the first and second flange members. 21. The developer cartridge according to claim 20, wherein the rim encompasses an arc of at least about 180 degrees. 22. The developer cartridge according to claim 21, wherein the rim encompasses the arc of about 245 degrees. 23. The developer cartridge according to claim 19, wherein the rim extends from the one of the first and second flange members along an axis of the body member, the first and second faces are disposed perpendicular to the axis of the body member, and the rim has one of a constant thickness and a variable thickness along the arc and first and second faces extending toward an to axis of the body member. 24. The developer cartridge according to claim 19, wherein the rim is disposed on the second flange member. 25. The developer cartridge according to claim 19, further comprising a drive cap disposed in a receiving void of the second flange member, the receiving void configured to receive a developer from a bulk developer source. 26. The developer cartridge according to claim 25, wherein the drive cap is non-removably retained in the second flange member. 27. The developer cartridge according to claim 26, wherein at least one of the drive cap and the second flange member comprises locking tabs to retain the drive cap in the second flange member. 28. The developer cartridge according to claim 26, wherein at least one of the drive cap and the second flange member comprises a plurality of locking tabs to retain the drive cap in the second flange member. 29. The developer cartridge according to claim 28, wherein a sidewall of the receiving void comprises at least two locking tabs to retain the drive cap in the second flange member. 30. The developer cartridge according to claim 29, further comprising a stirring member configured to stir a developer stored in the body member. 31. The developer cartridge according to claim 9, further comprising a handle member disposed in one of the first and second flange members, the handle member configured to be extended and retracted along an axis of the body member. 32. The developer cartridge according to claim 31, wherein the handle member is disposed in a handle member receiving opening in the one of the first and second flange members. 33. The developer cartridge according to claim 32, wherein the handle member comprises a handle member stop configured to prevent removal of the handle member from the one of the first and second flange members without deformation of the handle member and the one of the first and second flange members. 34. The developer cartridge according to claim 32, wherein the handle member comprises two handle member stops configured to prevent removal of the handle member from the one of the first and second flange members without deformation of the handle member and the one of the first and second flange members. 35. The developer cartridge according to claim 34, wherein the handle member is disposed in the first flange member, and the first flange member comprises a recessed portion configured to facilitate one of extension and retraction of the handle member. 36. The developer cartridge according to claim 1, wherein the at least one delivery opening comprises three delivery opening, and the first drive lug is disposed between two of the delivery openings. 37. The developer cartridge according to claim 36, wherein one of the delivery openings is disposed between the first and second drive lugs. 38. The developer cartridge according to claim 37, wherein the second drive lug is disposed between two of the delivery openings.
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