Encased starting switch contact assembly protected against...

Details Encased starting switch contact assembly protected against... Encased starting switch contact assembly protected against...

2007-05-29

2007-05-29

Friedhofer, Michael A. (Department: 2832)

Electricity: circuit makers and breakers

Centrifugal

Liquid contact

C200S302100

Reexamination Certificate

active

11077639

ABSTRACT:
The present invention refers to a starting switch having a protection against dust and small particles for rotating electric machines and to a method of assembling said switch. The switch according to the present invention provides an easy-to-assembly system for the several components that are part of the switch that does not require massive investments when compared to similar systems known to the state of the art while still providing an easy assembly due to the features of each component in the switch.

REFERENCES:
patent: 2662143 (1953-12-01), Eckles
patent: 2816199 (1957-12-01), Staak
patent: 3015011 (1961-12-01), Seagreaves
patent: 4289988 (1981-09-01), Schaefer
patent: 4414443 (1983-11-01), Gehrt
patent: 4922066 (1990-05-01), Crow et al.
patent: 4927988 (1990-05-01), Nolte
patent: 5283405 (1994-02-01), Nolte et al.
patent: 5285035 (1994-02-01), Williams et al.
patent: 5403982 (1995-04-01), Nolte et al.

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