Contactor with novel contact housing

Claim 1

IN AN INDUSTRIAL TYPE RELAY, IN COMBINATION, A BASE ACTUATOR INCLUDING A HOUSING CONTAINING A FIELD MAGNET, A SOLENOID IN CLSE SURROUNDING RELATION WITH THE FIELD MAGNET FOR MAGNETIZING THE SAME WHEN THE SOLENOID IS ENERGIZED, AN ARMATURE RETAINED BY THE HOUSING AND WHICH IS RECIPROCATED IN ONE DIRECTION WHEN THE FIELD MAGNET IS MAGNETIZED, A CONTACT BLOCK IN STACKED RELATION ON THE BASE ACTUATOR AND REMOVABLE AS A UNIT FROM THE BASE ACTUATOR, A PLURALITY OF STATIONARY CONTACTS RETAINED BY THE BLOCK AND WHICH ARE DISPOSED IN PAIRS OF SPACED BUT ALIGNED RELATION AS REGARDS EACH PAIR, A PLURALITY OF BRIDGING CONTACTS FOR ENGAGING THE PAIRS OF STATIONARY CONTACTS, RESPECTIVELY, TO ELECTRICALLY CLOSE THE CIRCUITS CONTROLLED THEREBY, A CARRIER FOR THE BRIDGING CONTACTS MOUNTED IN THE CONTACT BLOCK FOR LIMITED RECIPROCATING MOVEMENT TO THUS EFFECT SIMILAR MOVEMENT OF THE BRIDGING CONTACTS, AND SAID ARMATURE AND MOVABLE CARRIER BEING RELEASABLY INTERCONNECTED BY RELEASABLE INTERCONNECTING MEANS, SAID CARRIER AND SAID CONTACT BLOCK REMOVABLE AS A UNIT FROM SAID ARMATURE AND BASE ACTUATOR.