Push button switch structure

Details Push button switch structure Push button switch structure

2008-07-28

2011-10-25

Enad, Elvin G (Department: 2832)

Electricity: circuit makers and breakers

Electric switch details

Indicators

C200S341000

Reexamination Certificate

active

08044313

ABSTRACT:
A push button switch includes a switch casing, and a printed circuit board with a switching element disposed thereupon. A push button is disposed in an opening of the switch casing. The push button includes a pushing portion, pushing projection, and an annular wall portion surrounding a periphery of the pushing projection. The pushing portion, the pushing projection, and the annular wall portion are configured of elastic material. The annular wall portion and the pushing projection are disposed in an interior of the switch casing such that the pushing portion projects outwardly from the opening portion of the switch casing. A distal end portion of the pushing projection is directed toward the switching element. The push button switch also includes a guide member configured to restrict movement of the pushing projection. The guide member is disposed inside the annular wall portion of the push button.

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patent: 6626473 (2003-09-01), Klein et al.
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patent: 7164092 (2007-01-01), Kawano
patent: 7285741 (2007-10-01), Kato
patent: 7332688 (2008-02-01), Browne et al.
patent: 7420136 (2008-09-01), Goetzl et al.
patent: 08-007162 (1996-01-01), None
patent: 2001-006484 (2001-01-01), None

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