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Current content: 156 511 693 patent documents

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1 026 356 documents amended

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EP 0004351 A1 19791003 - Lightning arrester device.

Title (en)

Lightning arrester device.

Title (de)

Blitzableitungsgerät.

Title (fr)

Dispositif parafoudre.

Publication

EP 0004351 A1 19791003 (EN)

Application

EP 79100798 A 19790315

Priority

JP 3130278 A 19780317

Abstract (en)

A lightning arrester device comprises a spark gap device (3) connected in parallel to a part of serial connection of non-linear resistors (1,2) whereby a limiting voltage characteristic as level of protection can be reduced to impart long life of the lightning arrester.

IPC 1-7

H01T 1/16; H01C 7/12

IPC 8 full level

H01C 7/12 (2006.01); H01T 1/16 (2006.01); H02H 9/06 (2006.01)

CPC (source: EP)

H01C 7/12 (2013.01); H01T 1/16 (2013.01)

Citation (search report)

DE 2647233 A1 19770608 - GEN ELECTRIC
DE 1098592 B 19610202 - LICENTIA GMBH

Designated contracting state (EPC)

CH DE FR GB IT SE

DOCDB simple family (publication)

EP 0004351 A1 19791003; BR 7901654 A 19791016; ES 478747 A1 19790801; JP S54122848 A 19790922

DOCDB simple family (application)

EP 79100798 A 19790315; BR 7901654 A 19790316; ES 478747 A 19790316; JP 3130278 A 19780317