公开(公告)号：US12038008B2

公开(公告)日：2024-07-16

申请号：US17759955

申请日：2020-09-23

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Kenji Watanabe ,  Akinori Fukuda ,  Akihiro Hayashi ,  Hideto Oka ,  Keisuke Noba

IPC: F03C2/00 ,  F03C4/00 ,  F04C2/00 ,  F04C18/00 ,  F04C18/02 ,  F04C23/00 ,  F04C29/00 ,  F04C29/12

CPC classification number: F04C29/0007 ,  F04C18/02 ,  F04C18/0215 ,  F04C23/008 ,  F04C29/128

Abstract: A sheet-shaped check valve which opens and closes the injection passage is placed in the check valve chamber, an injection discharge passage portion connected to the compression chamber of the injection passage and the check valve chamber open from an outer surface of the fixed scroll, a lid body is attached to openings of the injection discharge passage and the check valve chamber such that the check valve is sandwiched between the openings and the lid body, and the injection discharge passage and the check valve chamber are hermetically closed, thereby forming the injection passage. According to this, it is possible to provide a reliable, efficient and inexpensive compressor with an injection mechanism.