Circuit interrupter with thermal trip means

Claim 1

A CIRCUIT BREAKER COMPRISING AN INSULATING HOUSING, SAID HOUSING COMPRISING A FRONT PART HAVING OPENING MEANS THEREIN, A CIRCUIT-BREAKER MECHANISM DISPOSED WITHIN SAID HOUSING AND COMPRISING RELATIVELY MOVABLE CONTACTS OPERABLE TO OPEN AND CLOSE AN ELECTRIC CIRCUIT, AN OVERCENTER SPRING MECHANISM OPERABLE TO OPEN AND CLOSE SAID CONTACTS, A HANDLE EXTENDING FROM SAID OPENING MEANS IN SAID FRONT PART AND BEING MANUALLY OPERABLE TO OPERATE SAID OVERCENTER SPRING MECHANISM TO OPEN AND CLOSE SAID CONTACTS, TRIP MEANS COMPRISING A LATCHED TRIP MEMBER RELEASABLE TO EFFECT OPENING OF SAID CONTACTS, A BIMETAL MEMBER IN AN INITIAL POSITION LATCHING SAID TRIP MEMBER, A HEATER MEMBER REMOVABLY MOUNTED IN SAID HOUSING AND OPERATING UPON THE OCCURRENCE OF CERTAIN OVERLOAD CURRENT CONDITIONS TO HEAT SAID BIMETAL MEMBER TO CAUSE SAID BIMETAL MEMBER TO EFFECT RELEASE OF SAID TRIP MEMBER, SAID HEATER MEMBER BEING REMOVABLE THROUGH SAID OPENING MEANS AT SAID FRONT PART OF SAID HOUSING, EXTERNALLY OPERABLE ADJUSTING MEANS AT SAID OPENING MEANS AT SAID FRONT PART OF SAID HOUSING OPERABLE TO MOVE SAID BIMETAL MEMBER TO ADJUST THE RELEASING ACTION OF SAID BIMETAL MEMBER, AND AN INDICATING LAMP AT SAID OPENING MEANS OPERABLE AUTOMATICALLY TO PROVIDE A VISUAL INDICATION AT SAID OPENING MEANS OF A PARTICULAR CONDITION OF SAID CONTACTS.