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:
Mar. 05, 2024
Filed:
Sep. 25, 2020
Star Micronics Co., Ltd., Shizuoka, JP;
Masatoshi Deno, Shizuoka, JP;
Daisuke Suzuki, Shizuoka, JP;
STAR MICRONICS CO., LTD., Shizuoka, JP;
Abstract
Provided is a lathe capable of shortening the spindle. The lathe comprises a spindle, a spindle support which supports the spindle through a bearing on an outer side of the spindle, a collet disposed on a front end of the spindle, an inner ring holder provided on the spindle to hold a front of an inner ring of the bearing, an outer ring holder provided on the spindle support to hold a front of an outer ring of the bearing, a cap screwed into the spindle in front of the inner ring holder, and a cover detachably provided on the spindle support side. The cover has an inner circumferential surface facing an outer circumferential surface of the cap. A first air purging unit is provided between the inner circumferential surface of the cover and the outer circumferential surface of the cap.