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. 21, 2013
Filed:
Oct. 19, 2006
Peter Bradley Gilbert, Chatham, CA;
Peter Bradley Gilbert, Chatham, CA;
Ontario Inc., Chatham, Ontario, CA;
Abstract
The present invention is a system which improves the installation and provides a seal between tubeless tires and the rims of the wheels upon which they are mounted. A pliant sealing member or ring () is placed over the base () or rim of the wheel The ring has an opening to match the valve opening () of the rim. A special valve stem sleeve () may be provided to enhance the sealing of the valve stem. The invention features a stretch zone () which allows universal fit for a range of wheel sizes and also accommodates the drop center () of wheels. A method of casting the ring () is disclosed which includes the design of a mold () and the production of twin rings which are cut when completed to form two separate rings (). The sealing ring () may be made of vinyl having a durometer rating of between 50-75 and a thickness of 0.5-1.0 mm.