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.
Patent No.:
Date of Patent:
Oct. 22, 1985
Filed:
Dec. 28, 1983
Applicant:
Inventors:
Tatsumi Morikawa, Tokyo, JP;
Yoshio Osawa, Kasukabe, JP;
Takao Kawakami, Kitamoto, JP;
Naoki Yoshida, Sagamihara, JP;
Assignee:
Yamato Scientific Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23J / ;
U.S. Cl.
CPC ...
981153 ; 981151 ;
Abstract
A fume hood forming an experimental work space includes a sensor for detecting an air speed within the exhaust duct. The sensor is provided in a by-pass section which is positioned on the exhaust duct and in communication with the ambient air.