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:
Sep. 23, 2014
Filed:
Jan. 12, 2010
Applicants:
Ho Teng, Canton, MI (US);
Gerhard Regner, San Diego, CA (US);
Inventors:
Ho Teng, Canton, MI (US);
Gerhard Regner, San Diego, CA (US);
Assignee:
AVL Powertrain Engineering, Inc., Plymouth, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01K 23/10 (2006.01); F01K 23/00 (2006.01); F01K 23/06 (2006.01); F01C 20/18 (2006.01); F01C 21/18 (2006.01); F01C 1/00 (2006.01); F01C 1/344 (2006.01);
U.S. Cl.
CPC ...
F01K 23/10 (2013.01); F01C 1/3446 (2013.01); F01K 23/065 (2013.01);
Abstract
A sliding vane rotary expander is used in a waste heat recovery system for a power plant. One example rotary expander has multiple stages with the vane assemblies disposed in bearing supported rings. Another example rotary expander has multiple stages with the vane assemblies disposed in an elliptical cavity. A balance valve equalizes the flow within the stages. Single stage rotary expanders may also be used.