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:
Apr. 12, 1983
Filed:
Apr. 29, 1981
Thomas P Rademacher, Medina, OH (US);
NcNeil Corporation, Akron, OH (US);
Abstract
A buoy for supplementing the buoyancy of a swimmer's legs comprising, a unitary foam member (11) having a flexible generally water impervious skin (41) adapted for engagement with and selective retention by the legs of a swimmer, the foam member having spaced cylindrical elements (12,13), being of generally prolate circular cross section (14,15), the circular cross section (15) of one of the cylindrical elements being substantially smaller than the circular cross section (14) of the other of the cylindrical elements and a shank (25) spacing and joining the cylindrical elements and being substantially narrower than the circular cross section of either of said cylindrical elements (12,13).