Title:
無段変速機用潤滑油組成物
Document Type and Number:
Japanese Patent JP4700288
Kind Code:
B2
Abstract:
There is provided a lubricating oil composition for continuously variable transmission which is capable of enhancing a power transmission capacity of CVTs of various type including a metallic belt type, a chain type and a traction drive type, and keeping the enhanced power transmission capacity. The lubricating oil composition for continuously variable transmission according to the present invention includes (A) a base oil comprising a hydrocarbon compound having a cohesive energy density at 40°C of 0.180 GPa or more, and having a kinematic viscosity at 40°C of 5 to 150 mm 2 /s, and (B) a phosphoric ester containing a alkyl group having a thioether bond, and/or (C) at least one compound selected from the group consisting of phosphoric esters and amine salts thereof, and an overbased calcium sulfonate.
Inventors:
Kazushi Hata
Hidetoshi Koga
Miyaji Tomomi
Toshiyuki Tsubouchi
Hidetoshi Koga
Miyaji Tomomi
Toshiyuki Tsubouchi
Application Number:
JP2004097176A
Publication Date:
June 15, 2011
Filing Date:
March 29, 2004
Export Citation:
Assignee:
IDEMITSU KOSAN CO.,LTD.
International Classes:
C10M169/04; C10M105/04; C10M137/02; C10M137/04; C10M137/08; C10M159/24; C10N20/00; C10N20/02; C10N30/06; C10N40/04
Domestic Patent References:
| JP62053399A | ||||
| JP2003514100A | ||||
| JP2000087069A | ||||
| JP10025489A | ||||
| JP11349969A | ||||
| JP2000017280A | ||||
| JP11171892A |
Attorney, Agent or Firm:
Tamotsu Otani