Title (en)

Arc chamber, in particular for low-voltage circuit breakers.

Title (de)

Lichtbogenkammer, insbesondere für Niederspannungsschalter.

Title (fr)

Chambre de coupure, en particulier pour disjoncteurs basse tension.

Publication

EP 0273503 A1 19880706 (EN)

Application

EP 87202426 A 19871207

Priority

IT 2399186 U 19861211

Abstract (en)

This invention relates to an arc chamber (10) constituted by shaped blades (11) made of metal material. Such blades are positioned side by side to, in a sub parallel arrangement and are joined with one another by means (12) of a non-conductive material. One of said metal blades is in contact with an element made of an organic-based material, capable of releasing a gas when it is struck by the electric arc.

IPC 1-7

H01H 33/76; H01H 73/18; H01H 9/30

IPC 8 full level

H01H 9/30 (2006.01); H01H 9/36 (2006.01)

CPC (source: EP)

H01H 9/302 (2013.01); H01H 9/36 (2013.01)

Citation (search report)

• [X] DE 3247681 A1 19840628 - BBC BROWN BOVERI & CIE [DE]
• [XP] FR 2584230 A1 19870102 - MERLIN GERIN [FR]
• [X] DE 1707783 U 19550929 - VOIGT & HAEFFNER AG [DE]
• [Y] FR 1040798 A 19531019 - WESTINGHOUSE ELECTRIC CORP
• [Y] FR 2232058 A1 19741227 - SQUARE D CO [US]
• [Y] FR 2227618 A1 19741122 - BBC BROWN BOVERI & CIE [CH]

Designated contracting state (EPC)

BE CH DE ES FR GB LI NL SE

DOCDB simple family (publication)

DE 8716301 U1 19880331; EP 0273503 A1 19880706; IT 208624 Z2 19880528; IT 8623991 V0 19861211; JP S63205015 A 19880824

DOCDB simple family (application)

DE 8716301 U 19871210; EP 87202426 A 19871207; IT 2399186 U 19861211; JP 31243687 A 19871211