Ball screw
Latest Kuroda Precision Industries Ltd. Patents:
- Manufacturing apparatus and manufacturing method for laminated iron core
- Device and method for manufacturing magnet embedded core
- Method of manufacturing magnet embedded core
- Rotor core retaining jig, manufacturing device and manufacturing method for magnet embedded core
- Manufacturing method for laminated iron core
Description
The broken lines in the drawings illustrate portions of the ball screw which form no part of the claimed design.
Claims
The ornamental design for a ball screw, as shown and described.
Referenced Cited
Patent History
Patent number: D745815
Type: Grant
Filed: May 29, 2013
Date of Patent: Dec 22, 2015
Assignees: Kuroda Precision Industries Ltd. (Kawasaki-shi, Kanagawa), Y.M. Laboratory Co., Ltd. (Kawasaki-shi, Kanagawa)
Inventors: Toshiaki Ohno (Kimitsu), Katsuhiko Sato (Sagamihara)
Primary Examiner: Ian Simmons
Assistant Examiner: Harold Blackwell, II
Application Number: 29/456,132
Type: Grant
Filed: May 29, 2013
Date of Patent: Dec 22, 2015
Assignees: Kuroda Precision Industries Ltd. (Kawasaki-shi, Kanagawa), Y.M. Laboratory Co., Ltd. (Kawasaki-shi, Kanagawa)
Inventors: Toshiaki Ohno (Kimitsu), Katsuhiko Sato (Sagamihara)
Primary Examiner: Ian Simmons
Assistant Examiner: Harold Blackwell, II
Application Number: 29/456,132
Classifications
Current U.S. Class:
D8/51