USO0RE38737E

(19) United States (12) Reissued Patent

(10) Patent Number: US RE38,737 E (45) Date of Reissued Patent: May 24, 2005

Ban et al. (54)

(75)

TONER SUPPLY CONTAINER DETACHABLY MOUNTABLE TO A MAIN ASSEMBLY OF AN

5,307,129 A 5,331,382 A

* *

4/1994 Miura et a1. .............. .. 399/263 7/1994 Miura et al. .... .. 399/263

5,398,849 A

*

3/1995

ELECTROGRAPHIC IMAGE FORMING APPARATUS AND A SEALING MEMBER USABLE WITH THE TONER SUPPLY

5,402,216 A 5,424,816 A 5,500,719 A

* * *

3/1995 Komaki et a1. ...... .. 222/DIG. 1 6/1995 FOX 61 a1. ................. .. 399/263 3/1996 Ichikawa 61 a1. .... .. 222/DIG. 1

CONTAINER

5,548,384 A 5,579,101 A

* 8/1996 Weed ....................... .. 399/106 * 11/1996 Omata et al. ........ .. 222/DIG. 1

Inventors: Yutaka Ban, Tokyo (JP); Shinichi

6,169,864 B1 *

Onodera, Tokyo (JP); Kazuhiko Omata, Satte (JP); Kyota Miyazaki,

(73) Assignee: Canon Kabushiki Kaisha, Tokyo (JP) .

(21) Appl. No.. 10/262,058 (22)

.

Flled'

Oct‘ 2’ 2002

' Related US. Patent Documents Relsslle OfI

(64)

Patent NO.Z Issued:

6,128,453 Oct. 3, 2000

Appl- NO-I 09/099,536 Med‘ Jun‘ 18’ 1998 (30) Foreign Application Priority Data

EP EP EP JP

61116372 A

JP

63-85660

........................................... .. 9-163113

(JP) ......................................... .. 10-168368

JP

64-23054

7/1987

JP

JP

3-2882

6648121

5/1989

JP

5-303276

11/1993

JP

07044000 A 8-211719

8-185028 10-319696

2/1995 2 1995

........ .. G03G/15/08

41995 8/1995

7/1996 5/1997

Primary Examiner_susan Lee

(74) Attorney) Agent) Or Firm_FitZpatriCk, Cella, Harper &

Int. c1.7 .............................................. .. G03G 15/08

5cm“) (57)

(58)

Field of Search ............................... .. 399/103, 106,

399/263

399/263, 262, 119; ZZZ/DIG‘ 1 References Cited U.S. PATENT DOCUMENTS

ABSTRACT

.

.

A toner supply container detachably mountable‘ to a mam assembly of an electrophotographic image forming appara tus include (a) a toner accommodating portion for accom modating toner; (b) a toner supply opening for discharging toner accommodated in the toner accommodating portion;

4,212,264 A * 7/1980 K116611161 6161. ..... .. 222/DIG. 1 4,611,730 A *

*

JP JP

US.

(56)

........ .. G03G/15/08

7/1993

07113796 A 1, 7-199617

(52)

399/106;

6/1986

9/1986

JP

(51)

. . . ..

*

OTHER PUBLICATIONS

Jun. 19, 1997

. ... ... .. ... ... ...

0708387 A2 * 4/1996 0736818 A1 10/1996 0740227 A1 * 10/1996

US 5,057,872, 10/1991, Saijo 61 al. (Withdrawn) >1 Cited by examiner

Jun. 16, 1998

Cl.

1/2001 Baxendell ct a1~ ~~~~~~~~ -- 399/106

FOREIGN PATENT DOCUMENTS *

Tama (JP); Ayumu Murakami, Abiko . . Katsuya Murakaml, TOIIdC

-

Smith et al. .............. .. 399/262

9/1986 IkeSlle 61 a1. ........ .. 222/DIG. 1

4,622,916 A 4 11/1986 Tanaka et a1_

S161 adpnigfefdmg member gorffeedmgfthe sonerg‘iiotilmo' a6 1“

e Pner “Comm? amg For 19“ OW“

6 0?“

supply opening; (d) a sealing member including: a sealing

4,878,603 A * 11/1989 Ikesue 61 a1, ,,,,,,,, ,, 222/DIG_ 1

portion for openably sealing the toner supply opening; and

5,128,724 A *

a driving portion for driving the toner feeding member.

5,264,901 A

5,296,900 A

7/ 1992 Hayashi et al- -

* 11/1993

------ -- 399/119

Rossiter .................... .. 399/106

3/1994 Saijo et a1.

‘E

IA

12

18

8

94 Claims, 38 Drawing Sheets

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3e 6

U.S. Patent

May 24,2005

Sheet 1 0f38

f20lf

/

FIG.|

US RE38,737 E

20l

U.S. Patent

May 24,2005

Sheet 2 0f38

FIG.2

US RE38,737 E

U.S. Patent

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Sheet 3 0f38

FIG.3

US RE38,737 E

U.S. Patent

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Sheet 4 0f38

1A1

FIG.4

US RE38,737 E

U.S. Patent

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Sheet 6 0f38

US RE38,737 E

(A)

M

3d/g

3 \3!; 3m / 3C1

'

/

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FIG.6

U.S. Patent

May 24,2005

Sheet 7 0f38

US RE38,737 E

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[I00 -. -----J_-_-I

(8)

(A)

(C)

FIG. 7

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Sheet 8 0f38

US RE38,737 E

U.S. Patent

May 24,2005

Sheet 9 0f38

US RE38,737 E

U.S. Patent

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4d

Sheet 10 of 38

-

’-4b

40

(C)

FIG. IO

US RE38,737 E

U.S. Patent

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Sheet 12 of 38

US RE38,737 E

U.S. Patent

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Sheet 13 of 38

US RE38,737 E

U.S. Patent

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Sheet 14 of 38

US RE38,737 E

U.S. Patent

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Sheet 15 of 38

US RE38,737 E

U.S. Patent

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Sheet 16 of 38

US RE38,737 E

U.S. Patent

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Sheet 17 of 38

US RE38,737 E

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U.S. Patent

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Sheet 18 of 38

US RE38,737 E

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U.S. Patent

200

May 24,2005

Sheet 19 of 38

20c

FIG. l9

US RE38,737 E

Reissued Patent 18 8

Oct 3, 2000 - (75) Inventors: Yutaka Ban, Tokyo (JP); Shinichi ... (73) Assignee: Canon Kabushiki Kaisha, Tokyo (JP). JP ... Foreign Application Priority Data.
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