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:
Jun. 27, 1989
Filed:
Feb. 10, 1988
Ralph R Barber, Waxhaw, NC (US);
Westinghouse Electric Corp., Pittsburgh, PA (US);
Abstract
A balanced turbine rotor has a cylindrical member with a pair of opposed end shafts and an enlarged central portion, the enlarged central portion having first and second faces, with a circular groove formed in at least one of the faces and expandable weight assemblies engageable in the groove. The weight assemblies have an arcuate body member and an expander screw, the arcuate body member formed into upper and lower deformable secetions by a bore therethrough and slots from side walls thereof to the bore, such that the expander screw forces the deformable sections apart to secure the weights at any desired location about the groove in the face of the enlarged central portion of the rotor.