Smoke detector

Details Smoke detector Smoke detector

G - Physics

08

B

340/147, 358/21,

G08B 17/10 (2006.01) G01N 27/64 (2006.01)

Patent

CA 1150381

6767 CAN INVENTOR: ANDREAS SCHEIDWEILER INVENTION: SMOKE DETECTOR ABSTRACT OF THE DISCLOSURE A smoke detector containing at least one smoke measuring chamber which possesses a mounting or socket plate having an upper surface intended to be mounted at the ceiling of a room or other appropriate area to be monitored and a housing enclosing the smoke measuring chamber and suspendingly secured at the socket plate. The housing possesses openings for the entry of the ambient air into the smoke measuring chamber. The smoke detector comprises a manually adjustable device by means of which it is possible to change the air entry openings in a manner such that the smoke detector can be accommodated to different environmental or ambient con- ditions, especially those containing different quantities of dust and other contaminants.

375565

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