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:
Aug. 20, 2013
Filed:
Apr. 17, 2009
Junhong Feng, Chuzhou, CN;
Xiaotian Zhou, Ottobrunn, DE;
Qiwu Zhu, Chuzhou, CN;
Weizhong Zhu, Chuzhou, CN;
Junhong Feng, Chuzhou, CN;
Xiaotian Zhou, Ottobrunn, DE;
Qiwu Zhu, Chuzhou, CN;
Weizhong Zhu, Chuzhou, CN;
BSH Bosch und Siemens Hausgeraete GmbH, Munich, DE;
Abstract
A method for defrost control of a refrigerator having a refrigeration and defrost system that includes a compressor, an evaporator, an evaporator fan and a heater. The refrigerator also has a control system to control the operation of the refrigerator. The method includes stopping the compressor operation; starting a defrost process; starting the heater; maintaining a start state over a preset period of time; closing off the heater; and starting the compressor. After starting the compressor and before the evaporator fan is started to perform the refrigeration operation, the evaporator fan is operated at least once briefly and intermittently.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile