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:
Aug. 19, 2008
Filed:
Nov. 03, 2005
Applicant:
Roberto Zappa, Bergamo, IT;
Inventor:
Roberto Zappa, Bergamo, IT;
Assignee:
Sematic Italia S.p.A., Osio Sotto (Bergamo), IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B 13/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An active slide () for doors of lifts' cabins, comprising a linearly developing blade, vertically oriented, featuring respective ends folded according to the same angle, connected in an articulated manner with a carriage () connected to a driving engine by means of a cogged belt () and a lever () through elastic means (), said slide cooperating with a balancing hook () and an unlock lever (); the unlock lever () is operatively connected to electrically activating means () provided with a cam () or the like for striking the free end of the lever itself.