Security device with adjustable magnet location

Details Security device with adjustable magnet location Security device with adjustable magnet location

2007-12-25

2007-12-25

Mullen, Thomas (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C200S061720

Reexamination Certificate

active

11242477

ABSTRACT:
A security device that is adapted to be affixed along a window to provide anti-intruder protection while providing the ability to open the window a variable amount for venting an area. The security device comprises a magnetic member, located in a housing, and means for mounting the magnetic member at a desired location along the housing. The means for mounting the magnetic member may comprise a track extending substantially along the length of the housing and means for slidingly engaging the magnetic member along the track, whereby the magnetic member may be engaged at a desired location. The security device further comprises a contact switch adapted to provide a closed signal to a security system when the contact switch is in proximity to the magnetic member and an open signal when the contact switch is not in proximity to the magnetic member.

REFERENCES:
patent: 4210888 (1980-07-01), Holce
patent: 4213110 (1980-07-01), Holce
patent: 5007199 (1991-04-01), Dunagan et al.
patent: 5164705 (1992-11-01), Dunagan et al.
patent: 5554833 (1996-09-01), Johnson
patent: 5576678 (1996-11-01), Saunders
VS Venting Switch Set Series, http://www.grisk.com/specialty/vent—switch. htm; Nov. 2, 2005.

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