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:
Jul. 01, 2003
Filed:
Jan. 09, 2002
Applicant:
Inventor:
Jason L. Smith, Los Altos, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60V 1/00 ;
U.S. Cl.
CPC ...
B60V 1/00 ;
Abstract
An assembly “( )” including a fluid levitated caster and a debris scraper “( )” device positioned external to a levitation membrane “( )”. Assembly “( )” levitates heavy loads upon a near frictionless pressurized fluid, and also sweeps aside potentially membrane destructive debris “( )” from a floor “( )” in the path of movement. The external debris scraper “( )” function does not noticeably increase movement friction, and does not require increased power air flow or consumption.