Door suicide alarm

Communications: electrical – Condition responsive indicating system – Specific condition

Reexamination Certificate

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Details

C340S666000, C340S668000, C340S545600, C340S545700, C340S545800, C340S539100

Reexamination Certificate

active

07466237

ABSTRACT:
A door alarm system is provided which activates an alarm when a door (such as the door to the patient's room, a bathroom door within the patient room, etc.) is closed with something (such as a sheet, cord or the like) over the top of door.

REFERENCES:
patent: 4675659 (1987-06-01), Jenkins, Jr. et al.
patent: 6544200 (2003-04-01), Smith et al.
patent: 2005/0179536 (2005-08-01), Lederer, IV
patent: 2008/0061969 (2008-03-01), Okude et al.
patent: 2008/0061970 (2008-03-01), Imai et al.

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