EP 0709194 A1 19960501 - Ink jet printhead
Title (en)
Ink jet printhead
Title (de)
Tintenstrahldruckkopf
Title (fr)
Tête d'imprimante à jet d'encre
Publication
Application
Priority
GB 9421389 A 19941024
Abstract (en)
An ink jet printhead comprises a housing (1) having a chamber (2) to which ink is supplied in use and a row of orifices through which droplets are ejected in use under the action of an actuator (5,6,9) bounding a portion of the chamber. The actuator (5,6,9) comprises a (6) body having a plurality of sockets (8), a membrane (5) or membranes disposed so as to close one side of each of the sockets (8), and a piezoelectric or electrostrictive transducer (9) disposed within each socket (8) and mounted on the membrane (5) closing the one side of the socket (8). <IMAGE>
IPC 1-7
IPC 8 full level
B41J 2/045 (2006.01); B41J 2/025 (2006.01); B41J 2/055 (2006.01)
CPC (source: EP)
B41J 2/025 (2013.01)
Citation (applicant)
EP 0084891 A2 19830803 - TMC CO [US]
Citation (search report)
- [A] US 4138687 A 19790206 - CHA CHARLES L, et al
- [A] US 4095232 A 19780613 - CHA CHARLES L
- [A] US 4641153 A 19870203 - CRUZ-URIBE ANTONIO S [US]
- [A] US 4065774 A 19771227 - LEE CHEN-HSIUNG
- [A] US 4387383 A 19830607 - SAYKO STEVEN P
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0709194 A1 19960501; EP 0709194 B1 19990210; DE 69507762 D1 19990325; DE 69507762 T2 19990701; GB 9421389 D0 19941207; JP H08207276 A 19960813
DOCDB simple family (application)
EP 95307233 A 19951012; DE 69507762 T 19951012; GB 9421389 A 19941024; JP 29350495 A 19951017