Antitheft device

Details Antitheft device Antitheft device

1980-11-21

1983-03-01

Kittle, John E.

Signals and indicators

Combined functions

Burglar alarms

70259, 116 33, 137 38, 152415, 180287, B60R 2500, E05B 4500, E05B 6512

Patent

active

043752004

ABSTRACT:
An antitheft device adapted for attachment to the valve stem of an inflated vehicle tire may comprise: a plunger assembly including a plunger engageable with a valve core of the valve stem and axially movable relative thereto for forcing the valve core to an open position releasing air from the tire; and an actuator assembly including a cam member radially movable with respect to the axis of the plunger in response to rotation of the vehicle tire, from a passive position to an active position forcing the plunger toward opening of the valve core.

REFERENCES:
patent: 2470873 (1949-05-01), Seitz
patent: 2737223 (1956-03-01), Plath
patent: 3003539 (1961-10-01), Tone
patent: 3532140 (1970-10-01), Hoffman
patent: 3838717 (1974-10-01), Wolf
patent: 3910221 (1975-10-01), Aske et al.

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