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:
Aug. 26, 1997
Filed:
Feb. 08, 1995
Applicant:
Inventor:
Arthur R Ferguson, Alameda, CA (US);
Assignee:
American Underwater Products, Inc., San Leandro, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63C / ;
U.S. Cl.
CPC ...
405186 ;
Abstract
An improved adjustment mechanism for a scuba second state air flow regulator comprising a water sealed balance shaft having a cross-sectional area approximately equal to the area of contact between the poppet valve seat and the orifice of the second stage air hose coupling.