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Patent
D752964
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Priority
Jul 10 2014
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Filed
Jan 05 2015
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Issued
Apr 05 2016
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Expiry
Apr 05 2030
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Assg.orig
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Entity
unknown
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0
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23
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n/a
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The ornamental design for a ball screw, as shown and described.
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FIG. 1 is a perspective view of a ball screw.
FIG. 2 is a front elevation view thereof.
FIG. 3 is a rear elevation view thereof.
FIG. 4 is a top plan view thereof.
FIG. 5 is a bottom plan view thereof.
FIG. 6 is a left side elevation view thereof; and,
FIG. 7 is a right side elevation view thereof.
The broken lines shown in the drawings illustrate portions of the ball screw that form no part of the claimed design.
Nakamura, Futoshi, Kubota, Yuji
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
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Skirt deflector for a ball nut and screw device |
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Mar 09 2000 |
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Rolling-body screw drive |
6681651, |
Jul 18 2000 |
THK Co., Ltd. |
Ball screw |
7523681, |
Dec 07 2006 |
Hiwin Technologies Corp. |
Ball screw device having deflecting member background of the invention |
7523682, |
Mar 28 2006 |
Hiwin Technologies Corp. |
Ball screw device having a ball guide member |
7845251, |
Sep 12 2008 |
Hiwin Technologies Corp. |
Roller screw having plural circulating devices cooperating with plural helical grooves |
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Aug 05 2004 |
NSK Ltd |
Ball screw device |
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Nov 02 2007 |
THK CO , LTD |
Roller screw |
8408087, |
Oct 29 2004 |
THK CO , LTD |
Screw device with sound insulating member |
9062748, |
Sep 30 2009 |
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Ball screw nut |
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20080022797, |
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WO2010013706, |
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WO2014184154, |
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Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a