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. 18, 1980
Filed:
Apr. 18, 1978
Applicant:
Inventor:
Mario Cicognani, Milan, IT;
Assignee:
Industrie Pirelli S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16G / ;
U.S. Cl.
CPC ...
7423 / ; 7423 / ; 7423 / ; 198648 ;
Abstract
A drive belt adapted for use in a continuous speed variator has an elongated annular body member reinforced with inextensible cords which are embedded along the longitudinal axis of the body member. A series of teeth is disposed along one side of the body member and rigid wedge-shaped members connected to the teeth have a trapezoidal cross-section perpendicular to the plane of symmetry of the body member.