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:
Nov. 03, 2020
Filed:
Jun. 03, 2016
Litens Automotive Partnership, Woodbridge, CA;
James W. Dell, Newmarket, CA;
Litens Automotive Partnership, Woodbridge, CA;
Abstract
In an aspect an isolation device is provided, comprising a hub that is connectable to a shaft; a pulley that is rotatable relative to the hub; at least one isolation spring positioned to transfer torque between the hub and the pulley, wherein each of the at least one isolation spring is an arcuate helical compression spring having an isolation spring axis that is arcuate; and a spring shell that is monolithic and that receives the at least one isolation spring and transfers torque between the at least one isolation spring and the pulley. The spring shell surrounds more than 180 degrees of the at least one isolation spring in a plane that is perpendicular to the isolation spring axis.