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:
Oct. 13, 2009
Filed:
Dec. 27, 2007
Miguel Angel González Alemany, Oviedo, ES;
Juan Domingo Gonzalez Pantiga, Gijón, ES;
Manuel Alonso Cuello, Gijón, ES;
Miguel Angel González Alemany, Oviedo, ES;
Juan Domingo Gonzalez Pantiga, Gijón, ES;
Manuel Alonso Cuello, Gijón, ES;
Thyssenkrupp Norte, S.A., Asturias, ES;
Thyssenkrupp Elevator (ES/PBB) Ltd., London, GB;
Abstract
The invention relates to a carriage for driving handrails of walkways and moving stairs, comprising a body () in the form of a vertical plate in which leading rollers () are assembled; two swinging locking pawls (-) for locking with a drive chain; a free turning wheel () intended to be supported against a cam profile in order to cause the pawls (-) to swing between an operative vertical position and an inoperative horizontal position; and an arm () intended to engage with the variable pitch screws.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile