Title:
HERMETIC COMPRESSOR
Document Type and Number:
Japanese Patent JP2009228512
Kind Code:
A
Abstract:
To solve such problems that, in a rotary type hermetic compressor in which an electric motor and a compression mechanism section connected to the electric motor are received in a closed vessel having an oil sump at a bottom and gas compressed by the compression mechanism section is once discharged in the closed vessel to provide high pressure in the closed vessel, a balance weight attached to a rotor of the electric motor agitates the inside of the compressor and causes wind noise and increase of a discharge amount of atomized refrigerant oil into a refrigeration cycle.
The balance weight is constructed of a disk-like thing combining a half-circular metal part 7 and a resin part 8.
Inventors:
AYA TORU
SAKIMOTO KOSEI
SAKIMOTO KOSEI
Application Number:
JP2008073290A
Publication Date:
October 08, 2009
Filing Date:
March 21, 2008
Export Citation:
Assignee:
PANASONIC CORP
International Classes:
F04B39/00; F04C29/00
Domestic Patent References:
| JPS6066890U | 1985-05-11 | |||
| JPS4922004Y1 | 1974-06-13 | |||
| JP2006300048A | 2006-11-02 | |||
| JP2006070779A | 2006-03-16 | |||
| JP2006057598A | 2006-03-02 | |||
| JP2007132292A | 2007-05-31 | |||
| JP2006057457A | 2006-03-02 | |||
| JP2006152838A | 2006-06-15 |
Attorney, Agent or Firm:
Fumio Iwahashi
Hiroki Naito
Daisuke Nagano
Hiroki Naito
Daisuke Nagano