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:
Oct. 08, 1991
Filed:
Jan. 29, 1990
Applicant:
Inventors:
Raymond R Daniels, Belleair, FL (US);
Norman W Scheid, Tarpon Springs, FL (US);
Donald C Bryant, Palm Harbor, FL (US);
Assignee:
Chemilizer Products, Inc., Clearwater, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417403 ; 417404 ; 417528 ; 91229 ; 91346 ;
Abstract
A proportioning pump for liquid additive metering having a housing with a diaphragm piston therein and inlet and outlet primary fluid lines to said housing for moving said diaphragm piston up and down. Additive pistons for pumping an additive liquid into said primary fluid with said additive pistons being moved by said diaphragm piston.