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. 08, 2003
Filed:
Oct. 30, 2001
Applicant:
Inventors:
Anders Eckerbom, Vaxholm, SE;
Christian Stahnke, Solna, SE;
Assignee:
Artema Medical AB, Sundbyberg, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/700 ; F04B 2/304 ;
U.S. Cl.
CPC ...
F04B 1/700 ; F04B 2/304 ;
Abstract
A diaphragm pump includes a pump housing having an inlet and an outlet for the fluid. The pump housing ( ) includes a partition wall ( ) which delimits two chambers ( ) on a respective side of the partition wall. The two chambers are each closed by a respective diaphragm ( ) connected to an electric coil ( ) for causing the diaphragm to oscillate in coaction with a magnetic unit ( ), therewith pumping the fluid.