Developer supply container and developer supplying system

• US 10,514,654 B2
• Filed: 12/08/2017
• Issued: 12/24/2019
• Est. Priority Date: 06/06/2011
• Status: Active Grant

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Inventors: Jimba, Manabu, Okino, Ayatomo, Murakami, Katsuya, Nagashima, Toshiaki, Tazawa, Fumio
• Primary Examiner(s): Villaluna, Erika J
• Application Number:
  US15/835,986
• Publication Number:
  US 20180101129A1
• Time in Patent Office: 746 Days
• Field of Search: 399258, 399262
• CPC Class Codes: G03G 15/0872 the developer cartridges being generally horizontally mounted parallel to its longitudinal rotational axis
• CPC Class Codes: G03G 15/0879 for dispensing developer from a developer cartridge not directly attached to the development unit
• CPC Class Codes: G03G 15/0886 by mechanical means, e.g. shutter, plug
• CPC Class Codes: G03G 21/1676 for the developer unit

Abstract

A developer supply container includes a developer accommodating body configured to contain developer, with the developer accommodating body being rotatable about a rotational axis. A developer discharging body is provided in fluid communication with the developer accommodating body, with the developer discharging body including a discharge opening through which the developer can be discharged from the developer discharging body. A track is provided on each of opposite sides of the developer discharging body.

Claims

1. A developer supply container comprising:

a developer accommodating body configured to contain developer, the developer accommodating body being rotatable about a rotational axis;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body including a discharge opening through which the developer can be discharged at a bottom side of the developer discharging body; and

a track provided at a side of the developer discharging body, the track including a first part and a second part, with both the first part and the second part projecting from a surface, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and ii) in a direction away from the second part,

wherein, as viewed towards the bottom side of the developer discharging body, an extent of the surface does not cross the rotational axis.

2. The developer supply container according to claim 1, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

3. The developer supply container according to claim 1, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

4. The developer supply container according to claim 3, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

5. The developer supply container according to claim 3, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

6. The developer supply container according to claim 1, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

7. The developer supply container according to claim 1, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

8. A developer supply container comprising:

a developer accommodating body rotatable about a rotational axis;

developer contained in the developer accommodating body;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body including a discharge opening through which the developer can be discharged at a bottom side of the developer discharging body; and

a track provided at a side of the developer discharging body, the track including a first part and a second part, with both the first part and the second part projecting from a surface, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and (ii) in a direction away from the second part

wherein, as viewed towards the bottom side of the developer discharging body, an extent of the surface does not cross the rotational axis.

9. The developer supply container according to claim 8, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

10. The developer supply container according to claim 8, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

11. The developer supply container according to claim 10, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

12. The developer supply container according to claim 10, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

13. The developer supply container according to claim 8, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

14. The developer supply container according to claim 8, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

15. The developer supply container according to claim 8, wherein the developer has a fluidity energy of not less than 4.3×

10<sup>−

4</sup> kg·

m²/s² and not more than 4.14×

10<sup>−

3</sup> kg·

m²/s².

16. A developer supply container comprising:

a developer accommodating body configured to contain developer, the developer accommodating body being rotatable about a rotational axis;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body being provided with a discharge opening at a lower part of the developer discharging body through which the developer can be discharged from the developer discharging body; and

a track provided at a side of the developer discharging body, with the track projecting from a surface, and with a portion of the surface extending from an end of the track in a direction away from the developer accommodating body,

wherein, as viewed towards the lower part of the developer discharging body, an end of the track closest to the developer accommodating body is aligned with the discharge opening in a direction perpendicular to the rotational axis.

17. The developer supply container according to claim 16, wherein the developer accommodating body is provided with a gear portion provided about the rotational axis.

18. The developer supply container according to claim 16, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

19. The developer supply container according to claim 18,

wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

20. The developer supply container according to claim 18, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

21. The developer supply container according to claim 16, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

22. The developer supply container according to claim 16, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

23. A developer supply container comprising:

a developer accommodating body that is rotatable about a rotational axis;

developer contained in the developer accommodating body;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body being provided with a discharge opening at a lower part of the developer discharging body through which the developer can be discharged from the developer discharging body; and

a track provided at a side of the developer discharging body, with the track projecting from a surface, and with a portion of the surface extending from an end of the track in a direction away from the developer accommodating body,

wherein, as viewed towards the lower part of the developer discharging body, an end of the track closest to the developer accommodating body is aligned with the discharge opening in a direction perpendicular to the rotational axis.

24. The developer supply container according to claim 23, wherein the developer accommodating body is provided with a gear portion provided about the rotational axis.

25. The developer supply container according to claim 23, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

26. The developer supply container according to claim 25,

wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

27. The developer supply container according to claim 25, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

28. The developer supply container according to claim 23, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

29. The developer supply container according to claim 23, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

30. The developer supply container according to claim 23, wherein the developer has a fluidity energy of not less than 4.3×

10<sup>−

4</sup> kg·

m²/s² and not more than 4.14×

10<sup>−

3</sup> kg·

m²/s².

31. A developer supply container comprising:

a developer accommodating body;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body including a discharge opening through which the developer can be discharged from the developer discharging body; and

a track provided at a side of the developer discharging body, the track including a first part and a second part, with both the first part and the second part projecting from a surface, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and (ii) in a direction away from the second part,

wherein, the developer supply container is configured such that, when the developer supply container is oriented such that the discharge opening opens in a downward direction, the track extends outwardly from the surface of the developer discharging body in a horizontal direction, with the surface extending above and below the track.

32. The developer supply container according to claim 31, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

33. The developer supply container according to claim 31, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

34. The developer supply container according to claim 33, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

35. The developer supply container according to claim 34, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

36. The developer supply container according to claim 33, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

37. The developer supply container according to claim 31, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

38. A developer supply container comprising:

a developer accommodating body;

developer contained in the developer accommodating body;

a developer discharging body in fluid communication with the developer accommodating body such that the developer can flow from the developer accommodating body to the developer discharging body, the developer discharging body including a discharge opening through which the developer can be discharged from the developer discharging body; and

a track provided at a side of the developer discharging body, the track including a first part and a second part, with both the first part and the second part projecting from a surface, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and (ii) in a direction away from the second part,

wherein, the developer supply container is configured such that, when the developer supply container is oriented such that the discharge opening opens in a downward direction, the track extends outwardly from the surface of the developer discharging body in a horizontal direction, with the surface extending above and below the track.

39. The developer supply container according to claim 38, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

40. The developer supply container according to claim 38, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

41. The developer supply container according to claim 40, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein the track is integrally molded with the shutter support.

42. The developer supply container according to claim 40, wherein the shutter is provided with a shutter opening that is aligned with the discharge opening when the shutter is in the open position.

43. The developer supply container according to claim 38, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

44. The developer supply container according to claim 38, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

45. The developer supply container according to claim 38, wherein the developer has a fluidity energy of not less than 4.3×

10<sup>−

4</sup> kg·

m²/s² and not more than 4.14×

10<sup>×

3</sup> kg·

m²/s².

46. A developer supply container comprising:

a developer accommodating body configured to contain developer;

a developer discharging body in fluid communication with the developer accommodating body, the developer discharging body having a discharge opening, the discharge opening configured to form at least a part of a discharge passageway through which developer may be discharged to outside of the developer supply container at the end of the discharge passageway, and with the developer accommodating body being rotatable about a rotational axis thereof relative to the developer discharging body; and

a track provided at a side of the developer discharging body, and the track including a first part and a second part, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and (ii) in a direction away from the second part,

wherein, the developer supply container is configured such that, when the developer supply container is oriented such that an end of the discharge passageway opens in a downward direction, the entire track is positioned higher in an upward direction than the end of the discharge passageway.

47. The developer supply container according to claim 46, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

48. The developer supply container according to claim 47, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

49. The developer supply container according to claim 47, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein each track is integrally molded with the shutter support.

50. A developer supply container according to claim 46, further comprising a shutter including an opening, with the opening in the shutter being configured to form a part of the discharge passageway, the shutter being movable relative to the discharging body between (i) an open position wherein the opening in the shutter is aligned with the discharge opening to form the discharge passageway, and (ii) a closed position wherein the opening in the shutter is not aligned with the discharge opening to thereby close the discharge opening.

51. The developer supply container according to claim 46, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

52. The developer supply container according to claim 46, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

53. A developer supply container comprising:

a developer accommodating body configured to contain developer;

developer accommodated in the developer accommodating body;

a developer discharging body in fluid communication with the developer accommodating body, the developer discharging body having a discharge opening, the discharge opening configured to form at least a part of a discharge passageway through which developer may be discharged to outside of the developer supply container at the end of the discharge passageway, and with the developer accommodating body being rotatable about a rotational axis thereof relative to the developer discharging body; and

a track provided at a side of the developer discharging body, and the track including a first part and a second part, with the first part and the second part intersecting each other such that the track is formed in at least two different directions, and with a portion of the surface extending (i) from an end of the first part that is opposite the intersection of the first part and the second part, and (ii) in a direction away from the second part,

wherein, the developer supply container is configured such that, when the developer supply container is oriented such that an end of the discharge passageway opens in a downward direction, the entire track is positioned higher in an upward direction than the end of the discharge passageway.

54. The developer supply container according to claim 53, wherein the developer accommodating body is provided with a gear portion provided about a rotational axis of the developer accommodating body.

55. The developer supply container according to claim 53, further comprising a shutter movable relative to the developer discharging body between an open position wherein the discharge opening is open and a closed position wherein the discharge opening is closed by the shutter.

56. The developer supply container according to claim 55, wherein the developer discharging body is provided with a shutter support movably supporting the shutter, and

wherein each track is integrally molded with the shutter support.

57. A developer supply container according to claim 53, further comprising a shutter including an opening, with the opening in the shutter being configured to form a part of the discharge passageway, the shutter being movable relative to the discharging body between (i) an open position wherein the opening in the shutter is aligned with the discharge opening to form the discharge passageway, and (ii) a closed position wherein the opening in the shutter is not aligned with the discharge opening to thereby close the discharge opening.

58. The developer supply container according to claim 53, further comprising a pump configured and positioned to force developer out of the developer discharging body through the discharge opening.

59. The developer supply container according to claim 53, wherein the discharge opening has an area of 0.002 mm² to 12.6 mm².

60. The developer supply container according to claim 53, wherein the developer has a fluidity energy of not less than 4.3×

10<sup>−

4</sup> kg·

m²/s² and not more than 4.14×

10<sup>−

3</sup> kg·

m²/s².