The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 26, 2002

Filed:

Feb. 22, 2000
Applicant:
Inventors:

Christoph Schmitt, Stein, DE;

Dietrich Schmid, Ehningen, DE;

Peter Rohrbach, Koenigsbach-Stein, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24C 1/520 ;
U.S. Cl.
CPC ...
F24C 1/520 ;
Abstract

A fume exhaust hood is equipped with a fume detecting sensor element that controls the fan and, additionally, with a sensor element that directly or indirectly detects continuous activation of the range area connection and serves as a control member of a control circuit to start up the fume exhaust hood.


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