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:
Jan. 18, 1994

Filed:

Feb. 05, 1993
Applicant:
Inventor:

Gert Schonnenbeck, Bad Homburg, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
474 28 ; 474 11 ; 474 69 ;
Abstract

An infinitely variable cone disc transmission is disclosed in which the contact pressure forces are generated fully hydraulically and in which the contact pressure level is set either solely by way of a torque sensor that is disposed on the drive shaft and constitutes a pressure medium throttle that is adjustable as a function of the load, or in which a pressurizing valve preceding this torque sensor and controlled as a function of the transmission ratio is employed to additionally effect throttling as a function of the transmission ratio.


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