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:
Mar. 10, 2009
Filed:
Dec. 09, 2004
Marcos Guilherme Schwarz, Joinville - SC, BR;
Marcos Guilherme Schwarz, Joinville - SC, BR;
Whirlpool S.A., Sao Paulo, BR;
Abstract
A starting system for a single-phase induction motor, comprising: a stator having a running coil () and a starting coil (); a power source (F) which supplies current to said running coil () and said starting coil (); a running switch (S) and a starting switch (S), respectively connecting the running coil () and the starting coil () to the power source (F) when in a closed condition; and a control unit () which is programmed to operate the running switch (S) so as to cause a delay in the supply of the current supplied to the running coil () in relation to the supplied of the to the starting coil (), during the motor start for a determined time interval which is previously defined and considered from the zero-crossing moment of the current supplied to the stator.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile