Communications: electrical – Condition responsive indicating system – Specified housing
Patent
1999-08-08
2000-08-01
Hofsass, Jeffery A.
Communications: electrical
Condition responsive indicating system
Specified housing
340541, 3405732, 3405731, G08B 2300
Patent
active
060973005
ABSTRACT:
A multifunctional sensing and control assembly has a hollow main casing, a control device disposed in the hollow main casing, a cover plate disposed on a front portion of the hollow main casing, and a lamp casing disposed on an upper portion of the hollow main casing. The hollow main casing has a chamber receiving cells, an inner block having two slots, a first upper notch, a plurality of positioning apertures, two lower oblong apertures, and two upper click hooks. The cover plate has a second upper notch, a plurality of lateral click hooks, a round opening, and a through aperture. The control device has an electric circuit board, a control board, and a horn inserted in the round opening.
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Hofsass Jeffery A.
Huang Sihong
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