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:
Dec. 01, 1987
Filed:
Feb. 24, 1987
Applicant:
Inventor:
Toshihiro Matsuura, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
4151995 ; 415181 ;
Abstract
A multi-stage turbine which includes a rotor disk with grooves formed in its outer portion, a plurality of blades mounted in the grooves of the rotor disk by means of anchoring portions, a shroud mounted at the circumference of the blades and linking the blades together, a casing arranged opposite the outer circumference of the blades, and a plurality of nozzles mounted at the inner circumference of the casing and having nozzle plates arranged upstream of the blades, the turbine thus being constructed of a plurality of stages which include blades and nozzles, wherein blades of a plurality of adjacent stages are supported by the anchoring portions.