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. 20, 2001
Filed:
Jun. 11, 1998
Applicant:
Inventors:
Tom Tychsen, Gråsten, DK;
Hans Christian Petersen, Nordborg, DK;
Claus Jesper Johansen, Sønderborg, DK;
Assignee:
Danfoss Fluid Power A/S, Nordborg, DK;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 3/18 ;
U.S. Cl.
CPC ...
F16D 3/18 ;
Abstract
A hydraulic machine with an orbiting displacement element connected unrotatably with an output shaft via an intermediary shaft, the intermediary shaft having at least at one end an external toothing, which engages an internal toothing, which permits a swivel motion of the intermediary shaft. The external toothing has teeth with concavely shaped tooth sides having a smaller curvature at the axial ends than in the area of the axial center.