Motion sensitive reminder

Details Motion sensitive reminder Motion sensitive reminder

1997-02-18

1998-07-07

Hofsass, Jeffery A.

Communications: electrical

Condition responsive indicating system

Specific condition

340568, 340693, 340527, G08B 1314

Patent

active

057775540

ABSTRACT:
A compact motion sensitive reminder device that is an integral part of almost any movable item and which emits an audio signal when the item is initially moved from a stationary condition and then remains silent during the item's use, and emits the audio signal again only after a certain amount of time that the movable item has remained stationary.

REFERENCES:
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patent: 3870818 (1975-03-01), Barton et al.
patent: 4016538 (1977-04-01), Miller
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patent: 4229663 (1980-10-01), Sibley
patent: 4291301 (1981-09-01), Chan
patent: 4412205 (1983-10-01), Von Kemenczky
patent: 4980667 (1990-12-01), Ames
patent: 5294914 (1994-03-01), Dallas
patent: 5315289 (1994-05-01), Fuller et al.
patent: 5316515 (1994-05-01), Hyman et al.

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