EP 0802056 A3 19971112 -
Publication
Application
Priority
- EP 94109973 A 19940628
- JP 15949493 A 19930629
- JP 16179093 A 19930630
- JP 16113593 A 19930630
- JP 19137993 A 19930802
- JP 21978793 A 19930903
- JP 12596594 A 19940608
Abstract (en)
[origin: EP0631874A2] An ink jet cartridge comprises an ink jet head unit for discharging the ink, and an ink tank unit having an ink supply port for supplying the ink to the ink jet head unit. The ink tank unit has a partition portion for partitioning between an ink storing portion for storing the ink to be supplied to the ink jet head unit and a negative pressure generating member receiving portion having a negative pressure generating member. The ink supply port is provided on the negative pressure generating member receiving portion. And the partition portion has an ink communicating portion at an end portion of the partitioning portion on the side of the negative pressure generating member receiving portion where the ink supply port is provided, and makes contiguous the ink storing portion and the negative pressure generating member receiving portion in a movement direction of the ink tank unit when discharging the ink. <IMAGE>
IPC 1-7
IPC 8 full level
B41J 2/175 (2006.01)
CPC (source: EP)
B41J 2/17513 (2013.01); B41J 2/17533 (2013.01); B41J 2/17536 (2013.01); B41J 2/17553 (2013.01); B41J 2/17556 (2013.01)
Citation (search report)
- [A] EP 0419192 A1 19910327 - CANON KK [JP]
- [A] EP 0542247 A2 19930519 - CANON KK [JP]
- [A] EP 0082718 A2 19830629 - OLIVETTI & CO SPA [IT]
- [E] EP 0625424 A2 19941123 - CANON KK [JP]
- [A] EP 0261764 A1 19880330 - HEWLETT PACKARD CO [US]
- [A] EP 0424133 A2 19910424 - CANON KK [JP]
- [A] EP 0419189 A1 19910327 - CANON KK [JP]
- [Y] PATENT ABSTRACTS OF JAPAN vol. 016, no. 450 (M - 1312) 18 September 1992 (1992-09-18)
- [Y] PATENT ABSTRACTS OF JAPAN vol. 017, no. 083 (M - 1369) 18 February 1993 (1993-02-18)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
EP 0631874 A2 19950104; EP 0631874 A3 19950705; EP 0631874 B1 19990915; AT E184544 T1 19991015; AT E217261 T1 20020515; AT E226516 T1 20021115; AT E226892 T1 20021115; AT E228064 T1 20021215; DE 69420624 D1 19991021; DE 69420624 T2 20000406; DE 69430589 D1 20020613; DE 69430589 T2 20021002; DE 69431605 D1 20021128; DE 69431605 T2 20030703; DE 69431634 D1 20021205; DE 69431634 T2 20030403; DE 69431762 D1 20030102; DE 69431762 T2 20030424; DK 0805032 T3 20021125; DK 0805033 T3 20020826; EP 0802056 A2 19971022; EP 0802056 A3 19971112; EP 0802056 B1 20021120; EP 0802057 A2 19971022; EP 0802057 A3 19971112; EP 0802057 B1 20021030; EP 0805032 A2 19971105; EP 0805032 A3 19971112; EP 0805032 B1 20021023; EP 0805033 A2 19971105; EP 0805033 A3 19971112; EP 0805033 B1 20020508; ES 2138013 T3 20000101; ES 2176559 T3 20021201; ES 2184924 T3 20030416; ES 2184925 T3 20030416; HK 1004639 A1 19981113; HK 1004640 A1 19981113; HK 1011663 A1 19990716; PT 805032 E 20030228; PT 805033 E 20021031; SG 67330 A1 19990921; SG 87851 A1 20020416
DOCDB simple family (application)
EP 94109973 A 19940628; AT 94109973 T 19940628; AT 97109850 T 19940628; AT 97109851 T 19940628; AT 97109852 T 19940628; AT 97109855 T 19940628; DE 69420624 T 19940628; DE 69430589 T 19940628; DE 69431605 T 19940628; DE 69431634 T 19940628; DE 69431762 T 19940628; DK 97109850 T 19940628; DK 97109855 T 19940628; EP 97109850 A 19940628; EP 97109851 A 19940628; EP 97109852 A 19940628; EP 97109855 A 19940628; ES 94109973 T 19940628; ES 97109850 T 19940628; ES 97109851 T 19940628; ES 97109855 T 19940628; HK 98103860 A 19980505; HK 98103861 A 19980505; HK 98112872 A 19981205; PT 97109850 T 19940628; PT 97109855 T 19940628; SG 1996006780 A 19940628; SG 1999005532 A 19940628