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:
May. 08, 2001
Filed:
Oct. 16, 1998
Kitamura Machinery Co., Ltd., , JP;
Abstract
A machine tool in which a feed member is fed in a feeding direction relative to a fixed member wherein the feed member is guided by a linear linkage mechanism including a first arm linked to the fixed member at its one end so as to swivel about a first axis, a second arm having the same length as the first arm and being linked to the first arm at its one end so as to swivel about a second axis and also linked to the feed member at its other end so as to swivel about a third axis. A first gear is secured on the fixed member at the one end of the first arm and is coaxial with the first axis. A second gear is secured on the second arm at the other end thereof and is coaxial with the second axis. A chain is provided around the first and the second gears. The first gear has a diameter twice that of the second gear.