Title:
Variable displacement compressor
Document Type and Number:
Japanese Patent JP5999622
Kind Code:
B2
Abstract:
Variable displacement compressor, with center bore 101b in a center part of cylinder block 101, includes: first bore 101b1 supporting plain bearing 131 of drive shaft 110; second bore 101b2 with a peripheral wall radially outside of first bore 101b1; and third bore 101b3 connected to a crank chamber and radially outside of a first bore 101b1. A pressure supply path 145 for flowing a part of a discharge refrigerant from a discharge chamber to the crank chamber includes: second bore 101b2; a first path 145a communicating second bore 101b2 with the discharge chamber; a second path 145b that communicates with second bore 101b2, and axially extends from one end surface of drive shaft 110 toward the inside of drive shaft 110; and a third path 145c substantially orthogonal to second path 145b and opens to an outer peripheral surface of drive shaft 110, and communicates with the crank chamber.
Inventors:
Tsutomu Ishikawa
Enomoto Asato
Yukihiko Taguchi
Enomoto Asato
Yukihiko Taguchi
Application Number:
JP2012022799A
Publication Date:
September 28, 2016
Filing Date:
February 06, 2012
Export Citation:
Assignee:
Sanden Holdings Corporation
International Classes:
F04B27/12; F04B27/18; F04B49/16
Domestic Patent References:
| JP2004218565A | ||||
| JP2008106679A | ||||
| JP6299958A |
Attorney, Agent or Firm:
Tomijio Sasashima
Moriaki Ogawa
Kunio Araki
Moriaki Ogawa
Kunio Araki