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:
Dec. 25, 2001
Filed:
Jan. 28, 2000
Applicant:
Inventors:
Assignee:
Komatsu Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F 7/00 ; F16F 1/500 ;
U.S. Cl.
CPC ...
F16F 7/00 ; F16F 1/500 ;
Abstract
A noise reducer for construction machinery, which efficiently reduces noise at low cost with durability, is provided. For this purpose, lamination plates (,) which are the plates being laminated are bonded, discretely at a predetermined interval (a,), to a part of or the entire of a noise generating element. Lamination plates (,A,,E) may be bonded discretely at a plurality of kinds of bonding intervals (a,, a,). The lamination plates (,) with the different number of laminations may be bonded according to a noise generating element.