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. 16, 2013
Filed:
Jan. 16, 2009
Noritaka Fujimura, Ritto, JP;
Noritaka Fujimura, Ritto, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A measuring head is provided for an air micrometer which is capable of measuring an amount of eccentricity between a main spindle and a bush hole. A measuring head () includes a measuring-head body portion () and a measuring-head tip portion (), in which: a first measurement air nozzle (A) and a second measurement air nozzle (B) are each formed in the measuring-head tip portion to extend in a radial direction of the measuring-head tip portion, and also formed to have an angle of 180 degrees with respect to each other in a circumferential direction of the measuring-head tip portion; individual measurement air supply passages corresponding to the respective measurement air nozzles are formed in the measuring-head body portion; and measurement air is supplied to the measurement air nozzles from the individual measurement air supply passages, respectively.