Device giving warning when undesired lifting position is assumed

Details Device giving warning when undesired lifting position is assumed Device giving warning when undesired lifting position is assumed

1990-10-26

1992-02-18

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

340689, 340693, G08B 2100

Patent

active

050898086

ABSTRACT:
A device giving warning when an undesired lifting position is assumed by a worker preparing to lift an object has a case having a longitudinal axis. A switch is mounted in the case and has operative and inoperative positions and assumes an operative position when the switch is tilted from the vertical beyond a predetermined angle. An alarm is carried by the case and electronic circuitry is connected to the tilt switch and to the alarm for actuating the alarm when the tilt switch is moved from the vertical beyond the predetermined position.

REFERENCES:
patent: 3866204 (1975-02-01), Barkley
patent: 4335377 (1982-06-01), Bostic
patent: 4958145 (1990-09-01), Morris

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