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. 09, 2018
Filed:
Oct. 27, 2015
Lg Electronics Inc., Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A washing machine is disclosed. The washing machine includes a pump that is configured to drain or circulate water and that comprises a motor that is configured to operate the pump. The washing machine further includes a motor driver that is configured to supply operation power to the motor. The washing machine further includes a motor controller that is configured to set a rotation speed of the motor and that is configured to supply, to the motor driver, a signal that controls the motor. The washing machine further includes a current sensor that is configured to measure a current supplied from the motor driver to the motor. The washing machine further includes a speed sensor. The washing machine further includes a water level sensor. The washing machine further includes a main controller that is configured to start or stop operation of the motor by supplying a control command.