Communications: electrical – Condition responsive indicating system – With particular coupling link
Patent
1996-10-25
1998-03-17
Hofsass, Jeffrey
Communications: electrical
Condition responsive indicating system
With particular coupling link
70279, 70280, G08B 108
Patent
active
057291985
ABSTRACT:
Described is a preferred wireless system for unlatching the door of a residence. The system includes a solenoid/strike plate assembly controlled by a receiver unit which in turn is controlled by RF or other electromagnetic signals. The preferred system is readily retrofit into existing residential structures with a single bore into the door jamb into which the solenoid/strike plate assembly is mounted, and includes a minimum of moving parts.
REFERENCES:
patent: 328030 (1885-10-01), Henzel
patent: 351600 (1886-10-01), Henzel et al.
patent: 352154 (1886-11-01), Rousseau
patent: 393282 (1888-11-01), Wildt
patent: 508518 (1893-11-01), Johnson
patent: 518119 (1894-04-01), Schnepf
patent: 1805451 (1931-05-01), Keil
patent: 3677043 (1972-07-01), Cox
patent: 3998483 (1976-12-01), Yan
patent: 4005885 (1977-02-01), Austin, Jr.
patent: 4496942 (1985-01-01), Matsuoka
patent: 4561116 (1985-12-01), Neyret
patent: 4679834 (1987-07-01), Gotanda
patent: 4722116 (1988-02-01), Erickson
patent: 4881148 (1989-11-01), Lambropoulos et al.
patent: 4907429 (1990-03-01), Davis et al.
patent: 5109221 (1992-04-01), Lambropoulos et al.
patent: 5149157 (1992-09-01), Laugery et al.
patent: 5219196 (1993-06-01), Luker
patent: 5246258 (1993-09-01), Kerschenbaum et al.
patent: 5263347 (1993-11-01), Allbaugh et al.
patent: 5372394 (1994-12-01), Salter et al.
patent: 5474342 (1995-12-01), Smith et al.
Hofsass Jeffrey
Pope Daryl C.
LandOfFree
Wireless residential door unlatch system does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Wireless residential door unlatch system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Wireless residential door unlatch system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-961665