公开(公告)号：US12180955B2

公开(公告)日：2024-12-31

申请号：US18101354

申请日：2023-01-25

Applicant: LG Electronics Inc.

Inventor： Sangsub Jeong ,  Sungchul Gong ,  Seongyeol Hyun

IPC: F04B53/18 ,  F04B9/06 ,  F04B35/04 ,  F04B39/00 ,  F04B39/02 ,  F04B39/10 ,  F04B39/12 ,  F04B39/14 ,  F04B53/10 ,  F04B53/22

Abstract: An oil feeder and a linear compressor including the same are disclosed. The oil feeder includes an oil cylinder defining an oil supply hole configured to extend in a first direction, an accommodation groove formed concavely at a side, and a communication hole configured to communicate the oil supply hole with the accommodation groove, an oil piston accommodated in the accommodation groove and configured to reciprocate in a second direction perpendicular to the first direction, a first ball accommodated in the oil supply hole and disposed below the communication hole, a second ball accommodated in the oil supply hole and disposed on the communication hole, and an elastic member comprising an outer portion coupled to the accommodation groove and an inner portion coupled to the oil piston.