Ball screw
Latest Kuroda Precision Industries Ltd. Patents:
Description
The broken lines represent environment and form no part of the claimed design.
Claims
The ornamental design for a ball screw, as shown and described.
Referenced Cited
U.S. Patent Documents
5791192 | August 11, 1998 | Lee |
6446520 | September 10, 2002 | Nagai et al. |
8336415 | December 25, 2012 | Miyahara et al. |
D678757 | March 26, 2013 | Imai et al. |
8813597 | August 26, 2014 | Lin et al. |
8863601 | October 21, 2014 | Chen et al. |
8893570 | November 25, 2014 | Chuo |
8893573 | November 25, 2014 | Kuo et al. |
8893574 | November 25, 2014 | Pan et al. |
Patent History
Patent number: D726000
Type: Grant
Filed: May 7, 2013
Date of Patent: Apr 7, 2015
Assignee: Kuroda Precision Industries Ltd. (Kanagawa-ken)
Inventor: Yoshimi Iwasaki (Kisarazu)
Primary Examiner: Sheryl Lane
Application Number: 29/454,124
Type: Grant
Filed: May 7, 2013
Date of Patent: Apr 7, 2015
Assignee: Kuroda Precision Industries Ltd. (Kanagawa-ken)
Inventor: Yoshimi Iwasaki (Kisarazu)
Primary Examiner: Sheryl Lane
Application Number: 29/454,124
Classifications
Current U.S. Class:
D8/387