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:
Sep. 30, 2014
Filed:
Sep. 23, 2009
Applicants:
Hendrikus Johannes Van Der Meijden, Midrand, ZA;
Michael Edward Moore, Johannesburg, ZA;
Inventors:
Hendrikus Johannes Van Der Meijden, Midrand, ZA;
Michael Edward Moore, Johannesburg, ZA;
Assignee:
Zodiac Pool Systems, Inc., Vista, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/36 (2006.01); F01C 1/36 (2006.01); F01C 3/02 (2006.01);
U.S. Cl.
CPC ...
F01C 1/36 (2013.01); F01C 3/02 (2013.01);
Abstract
Fluid-powered devices are detailed. The devices may be utilized as motors or pumps, for example, and are capable to switching dynamically between these functions. They additionally may use surface-area, rather than solely pressure, differentials to produce rotary motion.