EP 0114831 B1 19860820 - MULTIPOLE BUTTON SWITCH
Title (en)
MULTIPOLE BUTTON SWITCH
Publication
Application
Priority
CH 447682 A 19820722
Abstract (en)
[origin: US4544815A] PCT No. PCT/CH83/00056 Sec. 371 Date Jan. 17, 1984 Sec. 102(e) Date Jan. 17, 1984 PCT Filed May 5, 1983 PCT Pub. No. WO84/00639 PCT Pub. Date Feb. 16, 1984.A multipole key switch comprises switching chambers disposed next to each other are each provided with a movable contact bridge, which shortens a pair of contact fingers in each case in the turned on condition. Contact supports for supporting the contact bridges are formed at a cross-web of an actuating arm. Each switching chamber is provided with a restoring spring. The force of only two restoring springs can bring the key switch into its switched-off position. In order to prevent a sideways canting or clamping of the actuating ram, it is provided with two ribs, with the aid of which it is guided in a guide track.
IPC 1-7
IPC 8 full level
H01H 13/12 (2006.01); H01H 1/20 (2006.01)
CPC (source: EP US)
H01H 1/20 (2013.01 - EP US); H01H 1/2008 (2013.01 - EP US)
Designated contracting state (EPC)
GB NL
DOCDB simple family (publication)
US 4544815 A 19851001; CH 656484 A5 19860630; DE 3232338 A1 19840202; DE 3232338 C2 19840517; EP 0114831 A1 19840808; EP 0114831 B1 19860820; FR 2530863 A1 19840127; FR 2530863 B1 19860919; IT 1163821 B 19870408; IT 8322149 A0 19830720; IT 8322149 A1 19850120; JP H0430126 B2 19920520; JP S59501334 A 19840726; WO 8400639 A1 19840216
DOCDB simple family (application)
US 57762384 A 19840117; CH 447682 A 19820722; CH 8300056 W 19830505; DE 3232338 A 19820831; EP 83901353 A 19830505; FR 8311965 A 19830720; IT 2214983 A 19830720; JP 50140683 A 19830505