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:
Jun. 07, 2005

Filed:

Mar. 03, 2003
Applicant:

Andrew D. Dumas, Bellows Falls, VT (US);

Inventor:

Andrew D. Dumas, Bellows Falls, VT (US);

Assignee:

Sonnax Industries, Inc., Bellows Falls, VT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D041/06 ;
U.S. Cl.
CPC ...
Abstract

A high performance sprag clutch assembly and replacement system for a land motor vehicle transmission, which utilizes a commercially available sprag assembly popular among high performance enthusiasts in combination with newly manufactured inner and outer races to achieve the maximum rated torque capacity is disclosed. The outer race and stator end cap components have been designed to reduce the overall axial length to adapt the sprag clutch assembly to the limited axial space within the stator component of the torque converter of various transmissions. The interlocking stator caps function to reduce race eccentricity under load to ensure that each individual sprag element carries the torque equally to prevent the sprag elements from being rolled over in operation causing severe damage. A plurality of interchangeable inner races adapt the present sprag clutch system for use with GENERAL MOTORS, FORD, and CHRYSLER transmission input shaft configurations.


Find Patent Forward Citations

Dumas, Andrew. (2005). High performance sprag clutch assembly (U.S. Patent No. 6902046). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6902046

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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