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:
Feb. 14, 2006
Filed:
Aug. 28, 2003
Applicants:
Jae-mo Lee, Seoul, KR;
Kyung-bum Heo, Gyeonggi-Do, KR;
Inventors:
Jae-Mo Lee, Seoul, KR;
Kyung-Bum Heo, Gyeonggi-Do, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 41/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for controlling driving of a linear motor, which is configured to increase efficiency of a linear compressor and stably drive the linear motor when the linear motor is overloaded. The apparatus includes a detector that detects a current applied to a motor, a controller that outputs a control signal based on the detected current and a switch that varies the number of windings of the linear motor coil on the basis of the control signal.
Published as:
US2004108825A1; KR20040049583A; CN1507147A; JP2004190657A; DE10334213A1; BR0302458A; KR100486596B1; CN1229907C; US6998736B2; JP4354753B2; DE10334213B4; BR0302458B1;