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:
Aug. 21, 2012
Filed:
Nov. 08, 2010
Paul Chen, Richmond, CA;
Paul Chen, Richmond, CA;
Other;
Abstract
A barbell or dumbbell or exercise device includes a handle having two end portions, a weight member attached to either of the end portions of the handle and having a ball guiding raceway for engaging with a rolling device which is movable along the ball guiding raceway of the weight member for generating a vibration to the weight member and the handle, the weight member includes a housing attached onto the weight member and engaged with the rolling device for retaining the rolling device in the weight member, for example, the housing includes a chamber for receiving the weight member and includes a peripheral flange extended radially and inwardly into the chamber and secured to the weight member.