Limit switch

Details Limit switch Limit switch

2006-01-17

2006-01-17

Enad, Elvin (Department: 2832)

Electricity: circuit makers and breakers

Limit switch

C200S334000

Reexamination Certificate

active

06987230

ABSTRACT:
A limit switch having a housing carrying one or more components that are individually field replaceable by an operator so that an operator can make an on-the-go field repair any faulty component in the limit switch. The field replaceable components can be frictionally or mechanically secured by a finger operable latch or the like so that an operator can remove and quickly replace a faulty component while the limit switch is connected a pneumatic conveying system or the like.

REFERENCES:
patent: 3793492 (1974-02-01), Duncan et al.
patent: 4701582 (1987-10-01), Hayashi et al.
patent: 5552570 (1996-09-01), Shinohara et al.
patent: 5865301 (1999-02-01), Kawabe et al.
patent: 6518528 (2003-02-01), Nickerson et al.
patent: 6668779 (2003-12-01), Hendriksma et al.

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