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:
Mar. 03, 1981
Filed:
Mar. 15, 1979
Applicant:
Inventors:
Giacomo Ruspa, Turin, IT;
Giancarlo Schellino, Mondovi, IT;
Assignee:
Centro Ricerche Fiat S.p.A., Turin, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
181272 ; 181275 ;
Abstract
An exhaust silencer for an earth moving machine having an engine of about 10 liters capacity and a maximum power of about 150-160 HP has a cylindrical wall closed at opposite ends by first and second end walls and subdivided into two internal chambers by a transverse partition having therein four tube sections. To optimize the acoustic performance specific dimensions of the two chambers, of the tube sections and of inlet and outlet tubes in the end walls are prescribed.
Quick Actions:
Ruspa, Giacomo. (1981). Exhaust silencer for earth moving machines (U.S. Patent No. 4253542). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4253542
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile