Global Patent Index - EP 1071878 A1

EP 1071878 A1 20010131 - INJECTOR WITH A MULTILAYER PIEZOELECTRIC ACTUATOR

Title (en)

INJECTOR WITH A MULTILAYER PIEZOELECTRIC ACTUATOR

Title (de)

INJEKTOR MIT EINEM PIEZO-MEHRLAGENAKTOR

Title (fr)

INJECTEUR AVEC PIEZO-ACTIONNEUR MULTICOUCHE

Publication

EP 1071878 A1 20010131 (DE)

Application

EP 00907429 A 20000114

Priority

  • DE 0000122 W 20000114
  • DE 19906467 A 19990216

Abstract (en)

[origin: DE19906467A1] The actuator assembly of Belleville washers (14), which prestress the actuator, and the actuator (10) are housed in a common jacket (11) which transmits the force exerted by the washers to the valve side of the actuator. The washer section of the jacket has a diameter matching the washer diameter whilst the actuator section matches the smaller diameter of the actuator.

IPC 1-7

F02M 51/06

IPC 8 full level

F02M 47/02 (2006.01); F02M 51/06 (2006.01); F02M 63/00 (2006.01); H10N 30/20 (2023.01); H10N 30/50 (2023.01)

CPC (source: EP KR US)

F02M 51/0603 (2013.01 - EP KR US); F02M 2200/21 (2013.01 - KR)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

DE 19906467 A1 20000824; DE 50005857 D1 20040506; EP 1071878 A1 20010131; EP 1071878 B1 20040331; JP 2002537515 A 20021105; KR 20010042665 A 20010525; US 6371085 B1 20020416; WO 0049286 A1 20000824

DOCDB simple family (application)

DE 19906467 A 19990216; DE 0000122 W 20000114; DE 50005857 T 20000114; EP 00907429 A 20000114; JP 2000599997 A 20000114; KR 20007011367 A 20001013; US 67335200 A 20001207