Global Patent Index - EP 1008191 A1

EP 1008191 A1 20000614 - PRESTRESSED PIEZOELECTRIC ACTUATOR

Title (en)

PRESTRESSED PIEZOELECTRIC ACTUATOR

Title (de)

VORGESPANNTER PIEZOELEKTRISCHER AKTOR

Title (fr)

ACTIONNEUR PIEZOELECTRIQUE PRECONTRAINT

Publication

EP 1008191 A1 20000614 (DE)

Application

EP 98943711 A 19980722

Priority

  • DE 9802061 W 19980722
  • DE 19733858 A 19970805

Abstract (en)

[origin: WO9908330A1] The invention concerns a piezoelectric actuator inserted in an elastic socket and connected prestressed with two ends thereof by force closure and /or form closure, thereby resulting in an assembly wherein the piezoelectric actuator prestress force is permanently adjusted during manufacture.

IPC 1-7

H01L 41/053; H01L 41/083

IPC 8 full level

F16F 1/02 (2006.01); H01L 41/053 (2006.01); H01L 41/083 (2006.01); H01L 41/09 (2006.01); H01L 41/22 (2013.01); H01L 41/312 (2013.01); H01L 41/339 (2013.01)

CPC (source: EP US)

F16F 1/028 (2013.01 - EP US); H10N 30/50 (2023.02 - EP US); H10N 30/886 (2023.02 - EP US); Y10T 29/42 (2015.01 - EP US); Y10T 29/4987 (2015.01 - EP US); Y10T 29/49872 (2015.01 - EP US)

Citation (search report)

See references of WO 9908330A1

Designated contracting state (EPC)

DE ES FR GB IT

DOCDB simple family (publication)

WO 9908330 A1 19990218; EP 1008191 A1 20000614; JP 2001512911 A 20010828; US 6681462 B1 20040127; US 6998761 B1 20060214

DOCDB simple family (application)

DE 9802061 W 19980722; EP 98943711 A 19980722; JP 2000506689 A 19980722; US 49985300 A 20000207; US 63996200 A 20000816