G - Physics – 08 – B
Patent
G - Physics
08
B
340/128, 108/75
G08B 13/08 (2006.01) E05C 19/00 (2006.01) E05B 45/00 (2006.01)
Patent
CA 1096006
ABSTRACT This door guard acts to prevent a door being forceably opened inwardly into a room. It consists of a removable brace attached to the door at the top by a bracket, and to the floor or door frame at the bottom by an adjustable linkage. If the door moves slightly in the entry attempt the door guard emits an audible warning signal. The guard can be used in a portable mode for other doors.
335749
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