Title:
LUBRICATING STRUCTURE FOR GENERATOR MOTOR, AND GENERATOR MOTOR
Document Type and Number:
WIPO Patent Application WO/2012/133346
Kind Code:
A1
Abstract:
The purpose is to reduce variation in the lubrication state of bearings, when lubricating bearings in a generator motor. To this end, a lubricating structure (100) for a generator motor includes: a first bearing (50F) and a second bearing (50R) for rotatably supporting the input/output shaft (16) of the generator motor; an inter-bearing gap (56) provided between the first bearing (50F) and the second bearing (50R); a cylindrical bearing attachment member (70) attached to the inner periphery of the first bearing (50F) and the second bearing (50R); and a through-hole (71) passing through the bearing attachment member (70) in a radially outward direction, and opening to the inter-bearing gap (56).
Inventors:
SUGIMOTO YUKIHIKO (JP)
CHIBA TEIICHIROU (JP)
CHIBA TEIICHIROU (JP)
Application Number:
PCT/JP2012/057804
Publication Date:
October 04, 2012
Filing Date:
March 26, 2012
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
SUGIMOTO YUKIHIKO (JP)
CHIBA TEIICHIROU (JP)
SUGIMOTO YUKIHIKO (JP)
CHIBA TEIICHIROU (JP)
International Classes:
H02K7/14; H02K5/173; H02K7/18
Foreign References:
| JPH118957A | 1999-01-12 | |||
| JPS6172063U | 1986-05-16 | |||
| JPS61169450U | 1986-10-21 |
Attorney, Agent or Firm:
SAKAI, HIROAKI (JP)
Hiroaki Sakai (JP)
Hiroaki Sakai (JP)
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Claims: