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. 29, 2005
Filed:
Jun. 14, 2002
Applicants:
Lionel Lemay, Clamart, FR;
Jean-pierre Chopard, Champforgueil, FR;
Inventors:
Lionel Lemay, Clamart, FR;
Jean-Pierre Chopard, Champforgueil, FR;
Assignee:
PCM Pompes, , FR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01C001/10 ;
U.S. Cl.
CPC ...
Abstract
The invention concerns a Moineau type gear pump stator (1), comprising a stator cavity with global axial extension inside an elongated body, characterised in that the stator cavity is defined by a rigid-walled metal tubular element (3) having internall the shape and dimensions of the stator cavity such that, when it is assembled with a rotor, a positive clearance with the rotor is obtained.