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. 12, 2020
Filed:
Apr. 17, 2018
Applicant:
Renishaw Plc, Wotton-Under-Edge, Gloucestershire, GB;
Inventor:
Stephen Paul Hunter, Chipping Sodbury, GB;
Assignee:
RENISHAW PLC, Wotton-under-Edge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 5/008 (2006.01); B03C 1/30 (2006.01); G01B 5/00 (2006.01); G01B 21/04 (2006.01);
U.S. Cl.
CPC ...
B03C 1/30 (2013.01); G01B 5/0004 (2013.01); G01B 5/008 (2013.01); G01B 21/04 (2013.01);
Abstract
A coordinate positioning apparatus for inspecting an artefact. The coordinate positioning apparatus includes at least one moveable member moveable in at least one degree of freedom, and at least one motor and at least one bearing arrangement for facilitating said movement. At least a part of the at least one motor and/or at least one bearing arrangement are located inside a protective housing therefor. A ferromagnetic contamination trap comprising at least one magnet is provided and configured to attract and retain ferromagnetic contamination entering the protective housing.