Title:
HERMETIC COMPRESSOR AND REFRIGERATOR USING THE SAME
Document Type and Number:
Japanese Patent JP2011185209
Kind Code:
A
Abstract:
To provide a hermetic compressor capable of supplying lubricating oil to a sliding part by effectively pumping the lubricating oil even during the low-speed operation.
A connection member which is also used for an oil supply piece is fixed to a crank shaft. A rotor is located on the outer circumference of the connection member, and a bearing part of a compression element is located on the inner circumferential thereof, respectively. The connection member is fixed to the crank shaft below a lower end of the rotor, and a communication hole of the crank shaft and a lower end of the bearing part are located between the lower end of the rotor and the oil surface, or in the oil.
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Inventors:
NAGATA SHUHEI
SATO SHINICHI
MISHINA MASATOSHI
KANO SHOICHI
NOZAKI TSUTOMU
SATO SHINICHI
MISHINA MASATOSHI
KANO SHOICHI
NOZAKI TSUTOMU
Application Number:
JP2010053316A
Publication Date:
September 22, 2011
Filing Date:
March 10, 2010
Export Citation:
Assignee:
HITACHI APPLIANCES INC
International Classes:
F04B39/02; F04B39/00
Domestic Patent References:
| JPS55132381U | 1980-09-19 | |||
| JP2007132261A | 2007-05-31 | |||
| JP2009203810A | 2009-09-10 | |||
| JP2008208812A | 2008-09-11 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation
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