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:
Jan. 08, 2019
Filed:
Nov. 28, 2012
Whirlpool S.a., São Paulo, BR;
Dietmar Erich Bernhard Lilie, Joinville, BR;
Eduardo Arceno, Joinville, BR;
Rodrigo Kremer, Joinville, BR;
Whirlpool S.A., Sao Paulo, BR;
Abstract
Semi-commanded valve system applied to an alternative-type compressor with at least a cylinder (), at least a piston (), at least a compression chamber (), and at least one valve () acting in their respective orifice (). Said at least one valve () is prestressed in a first operation state and is able to act as a check valve. Furthermore, said at least one valve () has at least a ferrous portion and can be selectively actuated by a magnetic field generating element (). Method of modulating the capacity of a compressor provided with such a semi-commanded valve system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile