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:
Jun. 25, 2002
Filed:
Aug. 24, 2000
Seong Yeol Hyun, Changwon, KR;
LG Electronics Inc., , KR;
Abstract
An oil supply unit of a linear compressor including: a well-closed container filled with oil; a frame installed within the well-closed container; a cylinder fixed at the frame; a piston inserted, in the cylinder and being linearly and reciprocally moved by a linear motor; an oil cylinder fixed at the lower portion of the frame so as to be put in the oil filling the well-closed container, and being vibrated in the horizontal direction according to the reciprocal movement of the piston; an oil piston inserted in the oil cylinder in a manner of dividing the inside of the oil cylinder to a suction space and a discharge space that are communicated to each other, and being vibrated in the horizontal direction; an oil suction installed at the outer side of the suction side of the oil cylinder, for opening and closing the suction side of the oil cylinder; an oil discharge valve installed at the outer side of the discharging side of the oil cylinder, for opening and closing the discharging side of the oil cylinder; an oil suction cover for covering the suction side of the oil cylinder and having the oil suction valve inside thereof; and an oil discharge cover forming an oil inlet passage along with the frame, opening the discharging side of the oil cylinder, and having the oil discharge valve inside thereof.