Title:
ENCLOSED COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2018/066125
Kind Code:
A1
Abstract:
This enclosed compressor (100) is configured such that a compression mechanism (3) is provided with a drive shaft (4), a cylinder (31), an upper bearing (33), a lower bearing (34), and muffler chambers (39a, 40a). The upper bearing (33) and/or the lower bearing (34) is provided with soft structure grooves (61, 64) open to the cylinder (31) side and forming a thin wall section between the soft structure grooves (61, 64) and the bearing hole (33c, 34c) of the upper bearing (33) or the lower bearing (34), the bearing hole (33c, 34c) allowing the drive shaft (4) to extend therethrough. The soft structure grooves (61, 64) are provided with communication holes (63, 66) for providing communication between the soft structure grooves (61, 64) and the muffler chambers (39a, 40a).
Inventors:
ENDO KATSUMI (JP)
Application Number:
PCT/JP2016/079944
Publication Date:
April 12, 2018
Filing Date:
October 07, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F04C18/356; F04C29/06
Foreign References:
| JP2014196705A | 2014-10-16 | |||
| JPS5996392U | 1984-06-29 | |||
| JPS6063089U | 1985-05-02 | |||
| JPS6436694U | 1989-03-06 |
Attorney, Agent or Firm:
INABA, Tadahiko et al. (JP)
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