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. 30, 2006
Filed:
May. 21, 2004
Applicant:
Mathew David Fletcher, Royston Hertfordshire, GB;
Inventor:
Mathew David Fletcher, Royston Hertfordshire, GB;
Assignee:
Ling Dynamic Systems, Inc., Yalesville, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01M 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
In order to provide a vibration testing apparatus which can have a large diameter without introducing undesirable rigid vibration modes, the vibration testing apparatuscomprises a support, at least one electromagnetic vibration generatormounted on the support, the mounting comprising an annular bodyand a head expander, the annular body being supported by bearings located around the periphery of the annular body