Title:
LEAD SCREW NUT
Document Type and Number:
WIPO Patent Application WO/2017/216529
Kind Code:
A1
Abstract:
A nut for a lead screw comprises two or more concentric annular members which, when aligned, have common axes. One member is contained within another member outside it. A first member has an outer convex spherical periphery and a second member has an inner spherical concave periphery, the peripheries being concentric with the centre, and the inner periphery of the second is engaged with the outer periphery of the first member. The second member is constrained to rotate about the fist member on an axis perpendicular to the common axis.
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| WO/2023/189044 | BALL SCREW |
Inventors:
PARKER SIMON (GB)
Application Number:
PCT/GB2017/051699
Publication Date:
December 21, 2017
Filing Date:
June 09, 2017
Export Citation:
Assignee:
PUNK COUPLINGS LTD (GB)
International Classes:
F16H25/24
Domestic Patent References:
| WO2015008780A1 | 2015-01-22 | |||
| WO2015087081A2 | 2015-06-18 | |||
| WO2015008780A1 | 2015-01-22 |
Foreign References:
| EP1026027A2 | 2000-08-09 | |||
| JPH01116370A | 1989-05-09 | |||
| EP0552464A1 | 1993-07-28 | |||
| DE202012003946U1 | 2012-05-15 |
Attorney, Agent or Firm:
BECKHAM, Robert (DorridgeSolihull, B93 8JL, GB)
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