Door blocking brace and lock

Details Door blocking brace and lock Door blocking brace and lock

2006-04-18

2006-04-18

La, Anh V. (Department: 2636)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S545100, C340S566000, C292S338000, C292S339000

Reexamination Certificate

active

07030758

ABSTRACT:
The present invention relates to a folding door brace to prevent unwanted entry of an intruder. The present invention is a folding, portable door brace that may be easily installed and removed on a wide variety of door types. The door brace also has a motion sensor and an alarm to alert any occupants of the room to any attempts to open the door. A number of interchangeable foot pads are provided to allow the door brace to be used with a variety of different floor surfaces.

REFERENCES:
patent: 4036518 (1977-07-01), Jost
patent: 4358758 (1982-11-01), Morton
patent: 4442427 (1984-04-01), Morton
patent: 4607253 (1986-08-01), Wooton et al.
patent: 4819296 (1989-04-01), Wilkins
patent: 5131701 (1992-07-01), Stepniewski
patent: 5333922 (1994-08-01), Jones
patent: 5340175 (1994-08-01), Wood
patent: 5392026 (1995-02-01), Marik
patent: 5787548 (1998-08-01), Tzen
patent: D431997 (2000-10-01), Markegard et al.

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