Communications: electrical – Traffic control indicator
Reexamination Certificate
2007-03-06
2007-03-06
Wu, Daniel (Department: 2612)
Communications: electrical
Traffic control indicator
C340S332000, C040S541000, C040S584000
Reexamination Certificate
active
11122307
ABSTRACT:
A large size vandal and weather sesistance sign, capable of displaying images from several components, including a video cassette with tapes or video disc and other component parts for broadcasting command directions and to provide information. The sign system, with a front and back side and a left and a right side is securely enclosed with a top side and a bottom side. The frame's materials include aluminum steel and vandal resisting and weather resisting plastics for the left and right sides and plastic sheet coverings for the for the front and back side door panels. In the event of a power outage, batteries ensures a power source for the system: it also remain constant in providing power for the sidewinder gun devices, sensors, receivers, timers and other devices, that include surveillance camera, transmitters and relay devices. The large size sign system is adapted for mounting to utility poles, or by installing a main pole near an intersection that pivots vertically to a desired point or a height required by code regulations. A second pole is provided for pivoting horizontally to the center most part of the street as a source for attaching the main security system. There are spring-like motion and shock resistance devices having designs that will provide added protection for the security system during severe wind storms.
REFERENCES:
patent: 1368144 (1921-02-01), Haughwout
patent: 1994937 (1935-03-01), Berger
patent: 2046044 (1936-06-01), Vissing
patent: 2080679 (1937-05-01), Vissing
patent: 2823475 (1958-02-01), Packard
patent: 3590508 (1971-07-01), Jones et al.
patent: 4108405 (1978-08-01), Gibson
patent: 5694110 (1997-12-01), Clifford
patent: 5892445 (1999-04-01), Tomich
patent: 6150957 (2000-11-01), Henz et al.
patent: 6266903 (2001-07-01), Collins
patent: 6334687 (2002-01-01), Chino et al.
patent: 6522263 (2003-02-01), Jones
patent: 6607412 (2003-08-01), Mueller et al.
patent: 6843012 (2005-01-01), Dodd
patent: 6914540 (2005-07-01), Gongolas
patent: 2004/0036622 (2004-02-01), Dukach et al.
patent: 2005/0160645 (2005-07-01), Williams et al.
patent: 2005/0205310 (2005-09-01), Pelz
Blount Eric M.
Wu Daniel
LandOfFree
School crossing guard, security 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 School crossing guard, security system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and School crossing guard, security system will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3772745