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:
Jan. 05, 2016
Filed:
Mar. 27, 2013
Oiles Corporation, Tokyo, JP;
Hideo Ozawa, Fujisawa, JP;
Koichi Tsunoda, Fujisawa, JP;
Takahiro Yasuda, Fujisawa, JP;
Toshiyuki Ikeda, Fujisawa, JP;
OILES CORPORATION, Tokyo, JP;
Abstract
In order to improve workability of an operation to adjust the interval between two members, leveling devices () support an air rail () on base frames (), and adjust the height of the air rail () with respect to the base frames (). The leveling devices () have: disc spring groups () which expand and contract in the height direction of the air rail () with respect to the base frames (); a columnar indenter (), in which a stepped through-hole () for inserting a bolt () is formed from one end face () to the other end face (), with a first edge part () formed outward on the one end face () side; a columnar spring guide (), in which a through-hole () for inserting the bolt () is formed from one end face () to the other end face (), with a flange part () formed outward on the one end face () side; and a tubular housing () in which a second edge part () is formed inward at one opening () thereof.