Switch operable under a predetermined condition, external...

Details Switch operable under a predetermined condition, external... Switch operable under a predetermined condition, external...

2005-12-06

2005-12-06

Donovan, Lincoln (Department: 2832)

Electricity: magnetically operated switches, magnets, and electr

Permanent magnet-actuated switches

Plural magnets

C335S154000

Reexamination Certificate

active

06972651

ABSTRACT:
A switch operable under a predetermined condition includes a plurality of switch parts each including a pair of reed pieces and a connecting member of an electrically conductive non-magnetic material via which the plurality of switch parts are serially connected. The switch operates only under a condition where all of the plurality of switch parts are operated by external magnetic fields individually and simultaneously acting on the plurality of switch parts.

REFERENCES:
patent: 3218406 (1965-11-01), Gomperts et al.
patent: 3575678 (1971-04-01), Barton
patent: 3678424 (1972-07-01), Iwashima et al.
patent: 3716810 (1973-02-01), Hara et al.
patent: 3952271 (1976-04-01), Smirnov et al.
patent: 4091346 (1978-05-01), Nishimura et al.
patent: 4284904 (1981-08-01), Tetro
patent: 5233323 (1993-08-01), Burkett et al.
patent: 5239202 (1993-08-01), Hostetler
patent: 5293523 (1994-03-01), Posey
patent: 5633626 (1997-05-01), Cawthorne
patent: 5668533 (1997-09-01), Jackson, Jr. et al.
patent: 6014008 (2000-01-01), Hartzell et al.
patent: 6025768 (2000-02-01), Martich
patent: 6348861 (2002-02-01), Li
patent: 100 48 880 (2002-04-01), None
patent: 0 304 185 (1989-02-01), None
patent: 5-8483 (1993-02-01), None
patent: 5-70164 (1993-09-01), None
patent: 6-215744 (1994-08-01), None
patent: 7-122168 (1995-05-01), None
patent: 8-83627 (1996-03-01), None
patent: 8-339752 (1996-12-01), None
patent: 9-7478 (1997-01-01), None
patent: 9-212757 (1997-08-01), None
patent: 10-12109 (1998-01-01), None
patent: 11-8942 (1999-01-01), None
patent: 11-232975 (1999-08-01), None
patent: 2000-40452 (2000-02-01), None
patent: 2000-235828 (2000-08-01), None

Affiliated with

Also associated with

Rating

Switch operable under a predetermined condition, external... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Switch operable under a predetermined condition, external..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Switch operable under a predetermined condition, external... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3490322