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:
Jul. 18, 1989
Filed:
May. 10, 1988
Applicant:
Inventors:
Teruyuki Nagao, Konan, JP;
Shigeo Tanaka, Ageo, JP;
Assignee:
Diesel Kiki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F / ;
U.S. Cl.
CPC ...
98 316 ; 98 4028 ;
Abstract
A supply and return air plenum unit for duct air-conditioning systems includes a return air inlet and a supply air outlet defined in a case in vertical juxtaposition, the supply air outlet having an opening located at a front lower corner of the case. A blow-off grill is disposed in the opening of the supply air outlet and is angularly moved by an actuator for varying the direction of supply air within a range between the horizontal and the vertical.