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:
Aug. 18, 1981

Filed:

Sep. 17, 1979
Applicant:
Inventor:

Richard F Stockman, Friendship, NY (US);

Assignee:

The Air Preheater Company, Inc., Wellsville, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28D / ;
U.S. Cl.
CPC ...
165-9 ;
Abstract

Rotary regenerative heat exchange apparatus having a rotor of heat absorbent material that is alternately exposed to hot and cold fluids in order that heat absorbed from the hot fluid may be transferred to the cold fluid. The rotor is surrounded by a housing including sector plates at opposite ends of the rotor that are arranged to separate the hot from the cold fluids. Fail safe apparatus is provided to quickly release a sector plate from a position where it is held in close proximity to the rotor whereby a sudden variation of conditions will not permit mutual interference between relatively rotating parts.


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