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:
Mar. 21, 2006
Filed:
Mar. 22, 2004
Thang Q. Dang, Huntington Beach, CA (US);
Thang Q. Dang, Huntington Beach, CA (US);
ITT Manufacturing Enterprises, Wilmington, DE (US);
Abstract
A diaphragm pump and method for making same, the pump having a diaphragm coupled to a wobble plate achieved using: a post () protruding from the wobble plate toward the diaphragm and at least partially surrounded by a collar (); and a pin () protruding from the diaphragm toward the wobble plate and having a recess () for mating with the post () and also having an outer portion () surrounding the recess () and able to resiliently deform so as to squeeze through the collar () when the pin () is pushed onto the post (). The outer portion () of the pin typically includes a locking feature () for holding the pin () on the post (). The pin () and the diaphragm are typically made from thermoplastic materials, with the pin () typically made from a harder material than the diaphragm.