Ink-jet printing apparatus and ink cartridge therefor
DC CAFC
First Claim
Patent Images
1. An ink cartridge for mounting on a carriage of an inkjet printing apparatus and for supplying ink to a printhead of said ink jet printing apparatus through an ink supply needle, the ink cartridge comprising:
- a plurality of external walls, including a first wall and a second wall, defining at least some of a chamber;
an ink supply port for receiving said ink supply needle, the ink supply port having a centerline and communicating with the chamber, a semiconductor storage device storing information about the ink carried by said cartridge; and
a plurality of contacts for connecting the semiconductor storage device to the ink jet printing apparatus, the contacts being formed in a plurality of rows lying essentially in a plane parallel to the centerline of the ink supply port, each said row being centered relative to the centerline of said ink supply port.
1 Assignment
Litigations
0 Petitions
Reexamination
Accused Products
Abstract
An ink jet type printing apparatus in which an ink supply needle is located near one side in a direction perpendicular to the reciprocated directions of a carriage, a circuit board is mounted on a wall of an ink cartridge in the vicinity of the side on which an ink supply port is formed and plural contacts for connecting to external control means are formed on the exposed surface of the circuit board.
324 Citations
38 Claims
-
1. An ink cartridge for mounting on a carriage of an inkjet printing apparatus and for supplying ink to a printhead of said ink jet printing apparatus through an ink supply needle, the ink cartridge comprising:
-
a plurality of external walls, including a first wall and a second wall, defining at least some of a chamber;
an ink supply port for receiving said ink supply needle, the ink supply port having a centerline and communicating with the chamber, a semiconductor storage device storing information about the ink carried by said cartridge; and
a plurality of contacts for connecting the semiconductor storage device to the ink jet printing apparatus, the contacts being formed in a plurality of rows lying essentially in a plane parallel to the centerline of the ink supply port, each said row being centered relative to the centerline of said ink supply port. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 14, 15, 16)
-
-
9. An ink cartridge for mounting on a cartridge of an ink jet printing apparatus and for supplying ink to a printhead of said ink jet printing apparatus through an ink supply needle, the ink cartridge comprising:
-
a plurality of external walls defining at least some of a chamber;
an ink supply port for receiving said ink supply needle, the ink supply port having an exit opening and a centerline and communicating with the chamber;
a semiconductor storage device storing information about the ink carried by said cartridge; and
a plurality of contacts for connecting said semiconductor storage device to the ink jet printing apparatus, the contacts being formed in a plurality of rows so that one of said rows is closer to said exit opening of said ink supply port than an other of said rows, the row of said contacts which is closest to said exit opening of said ink supply port being longer than the row of said contacts which is furthest from said exit opening of said ink supply port. - View Dependent Claims (10, 11, 12, 13)
-
-
17. An ink cartridge for an ink jet printing apparatus having a printhead which ejects ink droplets onto recording medium, the ink cartridge comprising:
-
a housing containing ink therein, said housing having a first wall and a second wall, an ink supply port formed on said first wall for directing ink in said housing to the printhead;
a memory device storing information about the ink disposed on said housing; and
a plurality of contacts disposed at a predetermined angle relative to a wall plane on a wall of said housing, the contacts allowing electrical communication between the memory device and the ink jet printing apparatus. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
-
-
28. A contact forming device formed on an ink cartridge holder, which contacts a memory device storing information of ink contained in an ink cartridge for an ink jet printing apparatus, the contact forming device comprising:
-
a support member; and
a plurality of elastic contact members formed on said support, each of said contact member contacts a respective terminal of the memory device of the ink cartridge when the ink cartridge is mounted on the printing apparatus, at least two of said plurality of contact members contact a single terminal of the memory device when the ink cartridge is mounted.
-
-
29. An ink jet printing apparatus, comprising:
-
a printhead for ejecting ink droplets onto a recording medium;
an ink container having an ink supply port for supplying ink contained therein to said printhead; and
at least one elastic member formed at a predetermined portion of the printing apparatus, said elastic member elastically engaging with said ink container when said ink container is mounted on the printing apparatus. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38)
-
Specification
-
- Resources
Litigation Campaign Assessment
Thank you for your request. You will receive a custom alert email when the Litigation Campaign Assessment is available.
×
Litigation Data
-
Current AssigneeSeiko Epson Corporation (Seiko Group)
-
Original AssigneeSeiko Epson Corporation (Seiko Group)
-
InventorsAkahane, Fujio, Usui, Minoru, Kobayashi, Takao, Shinada, Satoshi, Matsuzaki, Makoto
-
Primary Examiner(s)Barlow, John
-
Assistant Examiner(s)Stewart, Jr., Charles W.
-
Application NumberUS09/484,458Time in Patent Office1,085 DaysField of Search347/19, 347/86, 347/14, 347/23, 347/108, 347/85, 347/50, 347/87, 347/49US Class Current347/19CPC Class CodesB41J 2/17503 Ink cartridgesB41J 2/17513 Inner structureB41J 2/1752 Mounting within the printerB41J 2/17523 Ink connectionB41J 2/17526 Electrical contacts to the ...B41J 2/1753 Details of contacts on the ...B41J 2/17546 electronicallyB41J 2/17553 Outer structureB41J 2/17559 Cartridge manufacturingB41J 25/304 Bodily-movable mechanisms f...D06M 11/44 Oxides or hydroxides of ele...D06M 13/44 containing nitrogen and pho...D06M 15/667 containing phosphorus in th...
