GPI coverage and content

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Current content: 157 337 350 patent documents

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219 431 new documents added

1 247 852 documents amended

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EP 0028039 B2 19861210 - PUFFER TYPE GAS CIRCUIT-BREAKER

Title (en)

PUFFER TYPE GAS CIRCUIT-BREAKER

Publication

EP 0028039 B2 19861210 (DE)

Application

EP 80200920 A 19801001

Priority

CH 957679 A 19791025

Abstract (en)

[origin: CA1137531A] PUFFER INTERRUPTER WITH TWO-PIECE INTERRUPTER CONTACT A puffer interrupter is disclosed having a two-part movable arcing contact assembly which is connected together through a lost motion connection. A relatively light movable arcing contact makes final engagement with a stationary arcing contact without bounce.

IPC 1-7

H01H 33/91; H01H 1/14

IPC 8 full level

H01H 33/12 (2006.01); H01H 33/70 (2006.01); H01H 33/915 (2006.01)

CPC (source: EP US)

H01H 33/12 (2013.01 - EP US); H01H 33/7023 (2013.01 - EP US)

Designated contracting state (EPC)

CH DE FR IT LI

DOCDB simple family (publication)

EP 0028039 A1 19810506; EP 0028039 B1 19830223; EP 0028039 B2 19861210; CA 1137531 A 19821214; DE 2946715 A1 19810507; DE 3062136 D1 19830331; US 4371766 A 19830201

DOCDB simple family (application)

EP 80200920 A 19801001; CA 363095 A 19801023; DE 2946715 A 19791120; DE 3062136 T 19801001; US 19974080 A 19801023