Title:
冷凍圧縮機
Document Type and Number:
Japanese Patent JP5538405
Kind Code:
B2
Abstract:
The refrigeration compressor comprises a cylinder block (2) carrying a crankshaft (10) and a stator (5) of an electric motor, whose rotor (6) is mounted to the crankshaft (10); and an oil pump presenting: a tubular sleeve (20) affixed to the crankshaft (10) or to the rotor (6) and having a pump body (30) internal to the tubular sleeve (20) and carried by the cylinder block (2) or by the stator (5). A fixation rod (40) is superiorly articulated to the cylinder block (2) or to the stator (5) and has a lower portion (40b) angularly and freely displaced orthogonally to the articulation axis and around which the lower end portion (31) of the pump body (30) is axially retained and slidably mounted, orthogonally and coplanar to the rotation axis of the rotor (6). The tubular sleeve (20) is provided with an upper tubular portion (21) having a circumferential groove (25), which fits and retains, rotationally and axially, a tubular metallic connector (50) telescopically mounted and retained to the rotor (6) or to the crankshaft (10).
Inventors:
Emilio Rodriguez, Hyurus
Giovita, Luis Juaviano
Andrea, Lopez
Giovita, Luis Juaviano
Andrea, Lopez
Application Number:
JP2011530333A
Publication Date:
July 02, 2014
Filing Date:
October 07, 2009
Export Citation:
Assignee:
Whirlpool Ethi A
International Classes:
F04B39/02; F04B39/00
Domestic Patent References:
| JP55132381U | ||||
| JP2002519589A | ||||
| JP2005337158A | ||||
| JP2005264738A |
Foreign References:
| WO2004081383A1 | ||||
| EP0728946A1 | ||||
| WO2000001949A1 |
Attorney, Agent or Firm:
Kawaguchi International Patent Office