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:
Apr. 06, 2021
Filed:
Jan. 24, 2018
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 33/00 (2006.01); F04B 35/04 (2006.01); F04B 39/12 (2006.01); H02K 33/16 (2006.01); H02K 7/14 (2006.01); H02K 1/34 (2006.01); H02K 41/03 (2006.01); F04B 49/06 (2006.01);
U.S. Cl.
CPC ...
H02K 33/00 (2013.01); F04B 35/04 (2013.01); F04B 35/045 (2013.01); F04B 39/121 (2013.01); F04B 49/06 (2013.01); H02K 33/16 (2013.01); H02K 1/34 (2013.01); H02K 7/14 (2013.01); H02K 41/033 (2013.01);
Abstract
A moving core type reciprocating motor is provided that may include a stator on which a coil may be wound and having an air gap; a magnet fixed to the stator; and a mover that includes a moving core disposed to face the magnet in the air gap and reciprocates with respect to the stator. The magnet may have a first pole and a second pole that are different poles arranged in a reciprocation direction of the mover, and a length of the first pole may be larger than a length of the second pole.