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:
Sep. 18, 2018
Filed:
Mar. 11, 2015
Mitsubishi Hitachi Power Systems, Ltd., Kanagawa, JP;
Kenichi Arase, Yokohama, JP;
Masayuki Arisato, Yokohama, JP;
MITSUBISHI HITACHI POWER SYSTEMS, LTD., Kanagawa, JP;
Abstract
This angle measurement method is a method of measuring an angle of a variable vane of an axial flow fluid machine including a vane main body which is disposed inside of a casing, and an arm which is disposed outside of the casing and rotates integrally with the vane main body, and includes: a jig mounting step of mounting a measurement jig configured to measure an angle of the vane main body on the arm in a fixed posture in a rotation direction of the arm; and a measurement step of measuring a relative angle between a predetermined angle reference surface intersecting the rotation direction of the arm and at least a portion of the measurement jig.