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.
Patent No.:
Date of Patent:
May. 12, 1981
Filed:
Feb. 16, 1979
Howard J Kutsch, Wilmington, DE (US);
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
An energy-absorbing torque transmitter comprising a hub member and rim member, one of which is connected to an output shaft, the other to an input shaft, the hub member having at least two hub rollers mounted thereon, the rim member of larger diameter having a plurality of rim rollers mounted thereon, said hub and rim members being operatively connected by at least one belt of an oriented copolyetherester elastomer trained over hub and rim rollers, said belt capable of being stretched by up to about 60% of its original length upon application of force to either shaft to permit relative rotation of said hub member with respect to said rim member so that torque is transferred from one shaft to the other through said belt.