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. 01, 1990
Filed:
Dec. 13, 1988
Applicant:
Inventors:
Hiraku Miyake, Tokyo, JP;
Mitsuo Ishiguro, Tokyo, JP;
Yutaka Hayamizu, Tokyo, JP;
Satoru Aizawa, Tokyo, JP;
Assignee:
Takenaka Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16M / ;
U.S. Cl.
CPC ...
248581 ; 108136 ; 248589 ; 248610 ;
Abstract
A vibration-damping floor is supported by one ends of flexible coupling members, such as chains or ropes whose the other ends are connected through guide sprockets and movable spring frames to tension springs set horizontally under the floor. A vertical vibration for the floor is absorbed by the springs.