Electrical transmission or interconnection systems – Switching systems – Plural switches
Reexamination Certificate
2006-01-10
2009-02-17
Vo, Tuyet (Department: 2821)
Electrical transmission or interconnection systems
Switching systems
Plural switches
C307S114000, C307S139000, C307S140000, C307S112000
Reexamination Certificate
active
07492063
ABSTRACT:
A method of using a single pole, single throw switch having normally open contacts in a conductive path in a non-intuitive manner in an electric circuit to sequentially provide three operable states including latched engagement (path closed, circuit OFF), momentary disengagement (path opened, circuit ON momentarily), and latched disengagement (path open, circuit ON until switch actuated again).
REFERENCES:
patent: 5590951 (1997-01-01), Matthews
patent: 6386730 (2002-05-01), Matthews
patent: 2007/0159815 (2007-07-01), Bayat et al.
Bayat Bijan
Ellis Robert Lee
Newton James
Bayco Products, Ltd.
Mosher Stephen S.
Vo Tuyet
Whitaker, Chalk, Swindle & Sawyer LLP
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