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.:

US 7313978 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 01, 2008

Filed:

Aug. 08, 2003
Applicant:

Elio Cavagna, 5-20077 Melegnano Milan, IT;

Inventor:

Elio Cavagna, 5-20077 Melegnano Milan, IT;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A linear motion device () associated to a worm () including a body () internally provided with a housing seat for partially receiving a worm having a plurality of grooves, a mobile device () for temporary engagement in an exposed portion of at least one of the grooves () of the worm, and a pressure device () including a pneumatic piston for moving the mobile device in contact with at least one of the grooves of the worm.


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