The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 20, 2001

Filed:

Feb. 27, 2001
Applicant:
Inventors:

Mitsuo Matsuno, Yokohama, JP;

Shinichi Shirahama, Yokohama, JP;

Tetsuo Okawa, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
C10M / ;
Abstract

Traction drive fluids comprise a saturated polycyclic hydrocarbon compound obtained by hydrogenating a trimeric compound of a cyclopentadiene-based condensed hydrocarbon compound resulting from the Diels-Alder reaction of cyclopentadiene and then isomerizing the resulting compound so as to have a pour point of −10° C. or below. The traction drive fluids can be used not only in driving force transmitting mechanisms but also in hydraulic pressure controlling mechanism and friction properties controlling mechanisms of wet clutches.


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