Title:
SCROLL COMPRESSOR AND AIR CONDITIONER INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2015055221
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To reduce a stirring loss due to a balance weight.SOLUTION: A scroll compressor includes a fixed scroll, an orbiting scroll, a frame 6, an Oldham's ring 8, a crank shaft 7, and a balance weight 9. A key of the Oldham's ring 8 mounted in an Oldham key groove 6c of the frame 6 has a projecting portion 8d projecting to a central side, an oil discharge space 18 surrounded by the projecting portion 8d of the key, the balance weight 9 and the frame 6 is formed in at least a certain crank angle section, a volume of the oil discharge space 18 is reduced in accordance with advancing of a crank angle by rotation of the crank shaft 7, and further the oil discharge space 18 is provided with an oil discharge passage 6d for discharging an oil to the outside of the oil discharge space.
Inventors:
IIJIMA RYOTA
TADOKORO TETSUYA
MURAKAMI AKIHIRO
TADOKORO TETSUYA
MURAKAMI AKIHIRO
Application Number:
JP2013189780A
Publication Date:
March 23, 2015
Filing Date:
September 12, 2013
Export Citation:
Assignee:
HITACHI APPLIANCES INC
International Classes:
F04C18/02; F04C23/02; F04C29/00; F04C29/02; F04C29/12
Attorney, Agent or Firm:
Michizo Isono
Etsuo Tada
Etsuo Tada
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