Device for protecting electric motors

Details Device for protecting electric motors Device for protecting electric motors

2006-03-13

2008-12-02

Bugg, George A (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S693600, C310S088000

Reexamination Certificate

active

07460022

ABSTRACT:
A device for the explosion protection of electric motors or similar electrical devices such as pumps, in which the motor has a protective housing and works together with an interconnected sensor accommodated in a separate protective housing. A favorable construction is achieved in that the motor protection housing and the sensor protection housing are configured for protection classes of different levels, the lower protection class being provided for the motor protection housing, and the higher protection class being provided for the sensor protection housing, and the protective device being provided for the lower protection class.

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patent: 69 06 000 (1970-02-01), None
patent: 203 14 330 (2004-01-01), None
patent: 44 18 158 (2004-03-01), None
patent: 05-137289 (1993-06-01), None

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