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:
Sep. 24, 1996
Filed:
Oct. 06, 1994
Applicant:
Inventor:
Renzo Tortul, S. Pier D'Isonzo, IT;
Assignee:
Carraro S.p.A., Campodarsego, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
123 9017 ; 123 9031 ;
Abstract
A timing variator disposed between a crankshaft and a camshaft of an internal combustion engine includes a body portion connected to the crankshaft and a hub connected to the camshaft. A piston is interposed between the body and the hub and coupled thereto by helical gearing for changing the angular position of the body relative to the hub. A torsion member is connected between the body and the hub for producing a torque therebetween and/or a braking device is disposed between the body and the hub to brake relative movement therebetween.