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. 04, 1995
Filed:
Feb. 24, 1994
Jean-Christophe M Cordier, Paris, FR;
Abstract
A stage of vanes, the vanes being embedded in a ring wherein the stage includes a ferrule concentric with the ring, an outer portion of the vanes having a free extremity which extends into a gas stream. A base portion of the vanes extends beyond the ring with respect to the gas stream and have a respective block located at an opposite end, the block rubbing against the ferrule. One of the block and a surface of the ferrule having a coating for reducing friction and a dampening material fills a space between the ring and a surface of the ferrule. Each block may include covering regions which rub against a neighboring block and the blocks may also have a friction surface formed with grooves. In addition, the stage may include a plurality of springs wherein the springs bias the block against the ferrule.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile