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. 01, 2003
Filed:
Oct. 10, 2001
Bruno Ammann, Baden, CH;
Jürgen Prossel, Waldshut-Tiengen, DE;
ABB Turbo Systems AG, Baden, CH;
Abstract
In a hydrodynamic axial bearing ( ), a rotating body ( ) is mounted radially in a radial bearing ( ) of a bearing body ( ). The rotating body ( ) comprises a shaft ( ), with its shaft journal ( ) mounted in the radial bearing ( ), and a bearing collar ( ) which is connected fixedly to the shaft ( ) and corotates with the shaft ( ). A floating disk ( ) is arranged in an annular-groove-shaped space ( ) between a wall ( ) of the fixed bearing body ( ) and a projection ( ) of the corotating bearing collar ( ). The floating disk ( ) has a central circular orifice ( ) which is designed as an integrated hydrodynamic radial bearing ( ). By means of this radial bearing ( ), the floating disk ( ) is mounted radially on a fixed bearing element ( ) concentrically surrounding the rotating body ( ) on a portion ( ).