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:
Jun. 29, 1999
Filed:
Sep. 23, 1996
Applicant:
Inventor:
Ming-Lai Lai, Lake Elmo, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F / ;
U.S. Cl.
CPC ...
188379 ; 267 33 ; 267136 ; 521672 ; 521675 ;
Abstract
An apparatus for damping dynamic response in a primary structure in one, two or three dimensions, includes a secondary mass, and a spring and a viscoelastic element, the spring and viscoelastic element interposed between the primary structure and the secondary mass. The apparatus may include a housing for the secondary mass, the spring and the viscoelastic element, should the spring, viscoelastic element, or both the spring and viscoelastic element, be interposed between the secondary mass and the housing. A method for damping dynamic response in a primary structure in one, two or three dimensions is also disclosed.