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특허 상세정보

Toner cartridge with partition wall

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) G03G-015/08   
미국특허분류(USC) 39/9262 ; 22/2DIG1
출원번호 US-0004099 (1998-01-07)
우선권정보 JP-0005931 (1997-01-17)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Smith, Gambrell & Russell, LLP
인용정보 피인용 횟수 : 5  인용 특허 : 12
초록

A toner cartridge is constructed from a container having a discharge opening in its bottom end surface, and a shutter mechanism mounted on the bottom end of the container. In a lower part of the container, at least one partition wall is disposed. The discharge opening of the container is present not entirely in the bottom end surface, but only partly in the surface. To the entire edge of the discharge opening, a wall extending upwardly at an inclination angle .alpha. of at least 45 degrees to the horizontal is connected.

대표
청구항

[ What I claim is:] [1.] A toner cartridge comprising a container whose lower part is shaped like a truncated cone with an inside diameter tapering off downwardly and at a bottom end of which a discharge opening is formed; whereina partition wall is disposed in the lower part of the container, and a cross sectional shape of the lower part defines a circle with the partition wall extending within that circle, and wherein the partition wall extends diametrically continuously on an inner peripheral surface of the lower part.

이 특허에 인용된 특허 (12)

  1. Kawata Shun (Tokyo JPX). Developer incoming device in electrostatic reproducing apparatus. USP1986104615364.
  2. Ikesue Masumi (Tokyo JPX) Iijima Takeshi (Yokohama JPX) Ueno Yuichi (Kawasaki JPX) Enoki Shigekazu (Kawasaki JPX) Kawamura Atsushi (Yokosuka JPX) Ohashi Michihito (Kawasaki JPX). Developer recycling system and developer cartridge therefor. USP1996045508794.
  3. Katakabe Noboru (Uji JPX) Yoshikawa Masanori (Neyagawa JPX). Developing apparatus. USP1994095345297.
  4. Bhagwat Anil (Hemel Hempstead GB2). Dispensing cartridge having a resilient follower. USP1994095346102.
  5. Ban Yutaka (Tokyo JPX). Powder developer container with a sealing member having specific hardness, compressive set, friction coefficient and com. USP1992055111976.
  6. Fujishiro Takatsugu (Tokyo JPX) Matsushiro Hiroyuki (Yokohama JPX) Kimura Noriyuki (Kawasaki JPX) Aoki Katsuhiro (Yokohama JPX) Ueno Yuichi (Kawasaki JPX) Kobayashi Chiyako (Tokyo JPX) Suzuki Minoru . Rotary developing device for an image forming apparatus. USP1996105565973.
  7. Mawdesley Frank (Macedon NY). Toner anti-dribble device for fill equipment having vertical fill funnel and auger feeding. USP1995085438396.
  8. Yoshiki Shigeru,JPX ; Kusunose Noboru,JPX ; Tatsumi Kenzo,JPX ; Yoshizawa Hideo,JPX. Toner bottle. USP1998065765079.
  9. Marotta Joseph J. (Webster NY). Toner bottle for copier/printing machines. USP1986084603714.
  10. Ikunami Yoshikazu (Hachioji JPX) Minami Satoshi (Hachioji JPX) Fujii Yozo (Hachioji JPX). Toner cartridge and color image forming apparatus in use therewith. USP1996125589919.
  11. Kai Tsukuru,JPX ; Ishii Yoshiko,JPX ; Yokokawa Nobuto,JPX. Toner cartridge having a toner stirring member. USP1998065774772.
  12. Okada Mitsuharu,JPX. Toner replenishing device and toner cartridge for use therein. USP1998125848338.