Electricity: circuit makers and breakers – Switch activation inhibitor – Actuator blocking device
Patent
1997-09-29
1999-05-25
Luebke, Renee S.
Electricity: circuit makers and breakers
Switch activation inhibitor
Actuator blocking device
200 4316, 200304, H01H 900
Patent
active
059071400
ABSTRACT:
A molded insulating collar for an insulating housing of a circuit breaker has a plurality of depending tabs which are received in grooves in the housing and provided with cooperating snap-fit structures within the housing to enable the collar to be sub-assembled to a circuit breaker. Collars are removable and replaceable in the field.
REFERENCES:
patent: 2141936 (1938-12-01), Schmitt
patent: 2169860 (1939-08-01), Von Hoorn
patent: 4168416 (1979-09-01), Josemans
patent: 4185178 (1980-01-01), Drees
patent: 4270035 (1981-05-01), Richter, Sr.
patent: 4609119 (1986-09-01), Richter, Sr.
patent: 5290979 (1994-03-01), Grass
patent: 5486660 (1996-01-01), Fasano
Eaton Corporation
Luebke Renee S.
Vande Zande Larry G.
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