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:
Dec. 02, 2003
Filed:
Aug. 14, 2001
André Meyer, Ettiswil, CH;
KNF Flodos AG, Sursee, CH;
Abstract
A diaphragm pump with a diaphragm ( ) of elastic material, which includes a receiving cavity ( ) in a reinforced central area ( ) for a connecting rod head ( ) of a connecting rod which displaces the diaphragm ( ). The diaphragm ( ) includes a clamping rim ( ) for securing the diaphragm to the pump housing. On the upper side ( ) of the diaphragm ( ) which is proximal to the pump chamber, at least one circularly disposed rib ( ) is provided essentially radially outward from and proximal to a central area ( ) which area is bounded by the outline of the connecting rod head ( ) or by the outline of a part of the diaphragm ( ) near to the said connecting rod head ( ). A plurality of ribs ( ), spaced in a radial direction one from the other are provided and are located where the forces introduced by the connecting rod head ( ) spread into the radial, neighboring ring area of the diaphragm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile