Shock sensors

Details Shock sensors Shock sensors

1996-10-28

1998-06-23

Biegel, Ronald W.

Measuring and testing

Testing by impact or shock

340467, 335207, 335205, G01P 1502, H01H 3514

Patent

active

057707928

ABSTRACT:
A shock sensor including a magnetic reed switch extending in a direction in which shocks are to be detected, a member movable along the magnetic reed switch due to the shocks and including a magnet for imparting a magnetic force to the magnetic reed switch to turn on the magnetic reed switch, a coil spring for biasing the moving member toward one side of the magnetic reed switch, and an adjuster for adjusting the time duration in which the magnetic reed switch is on. The adjuster also reduces the moving speed of the moving member of adjusts the turn-on time when the magnetic reed switch is turned on.

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patent: 4705922 (1987-11-01), Seeger et al.
patent: 4877927 (1989-10-01), Reneau
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patent: 5194706 (1993-03-01), Reneau
patent: 5212357 (1993-05-01), Reneau
patent: 5283420 (1994-02-01), Green
patent: 5326945 (1994-07-01), Gotoh et al.
patent: 5416293 (1995-05-01), Reneau
patent: 5440084 (1995-08-01), Fuse et al.

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