Fluid activated alarm device

Details Fluid activated alarm device Fluid activated alarm device

1980-12-22

1982-06-22

Robinson, Thomas A.

Communications: electrical

Condition responsive indicating system

Specific condition

200 85R, 340573, 340626, G08B 2100

Patent

active

043365337

ABSTRACT:
A liquid activatable alarm device for providing continuous monitoring of the presence or absence of a patient in a hospital bed. When the patient attempts to leave the bed, a pressure sensitive switch responds sounding an alarm warning the hospital staff.

REFERENCES:
patent: 3727606 (1973-04-01), Sielaff
patent: 4020482 (1977-04-01), Feldl
patent: 4091370 (1978-05-01), Swanda
patent: 4175263 (1979-11-01), Triplett et al.
patent: 4195287 (1980-03-01), McCoy et al.
patent: 4216469 (1980-08-01), Airmann et al.
patent: 4228426 (1980-10-01), Roberts

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