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. 30, 1995
Filed:
Jan. 24, 1994
Applicant:
Inventors:
Chris A Rice, Boca Raton, FL (US);
Desroy D Smith, Ft. Lauderdale, FL (US);
Robin O Ellis, Cumnor, GB;
Alain J Gazzola, Lyons, FR;
Assignee:
Zarina Holdings C.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H / ;
U.S. Cl.
CPC ...
15-17 ; 15246 ; 2772 / ;
Abstract
Discs for devices such as automatic swimming pool cleaners are disclosed. The discs includes slots (or other suitable apertures) positioned near their rimmed peripheries. The peripheries themselves, moreover, incorporate rounded edges or beads, and both the discs and associated footpads may include ramped segments facilitating movement over obstacles extending from swimming pool surfaces.