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. 22, 1992
Filed:
Dec. 10, 1990
Applicant:
Inventors:
Hermann Ortwein, Koln, DE;
Heinz Fischer, Gelnhausen, DE;
Assignee:
Clouth Gummiwerke Aktiengesellschaft, Koln, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02D / ; E02D / ;
U.S. Cl.
CPC ...
405258 ; 5216 / ; 238283 ;
Abstract
A ground-borne noise and vibration damping system in which is a track bed formed with rails for a railway vehicle and generating noise and vibration, a structure is to be protected against the noise and vibration; and a damper for ground-borne noise and vibration is embedded vertically in the ground and interposed between the track bed and the structure. The damper has two upright rigid concrete plates defining a vertical gap between them, and an elastic mat sandwiched between the concrete plates and in contact therewith.