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. 30, 2010
Filed:
Oct. 14, 2008
Miguel Angel Gonzalez Alemany, Oviedo, ES;
Juan Domingo Gonzalez Pantiga, Gijon, ES;
Manuel Alonso Cuello, Gijon, ES;
José Ojeda Arenas, La Fresneda-Siero, ES;
David Moris Moro, Gijon, ES;
Miguel Angel Gonzalez Alemany, Oviedo, ES;
Juan Domingo Gonzalez Pantiga, Gijon, ES;
Manuel Alonso Cuello, Gijon, ES;
José Ojeda Arenas, La Fresneda-Siero, ES;
David Moris Moro, Gijon, ES;
Thyssenkrupp Elevator Innovation Center, S.A., Gijon, Asturias, ES;
Thyssenkrupp Elevator (ES/PBB) Ltd., London, GB;
Abstract
The invention relates to a drive system for moving walkways and stairs by means of horizontal drive chains, having a drive actuation mechanism and drive chains responsible for causing the movement of the plates of the walkway or steps of the stairs. The drive chains and the pallets or steps have direct mutual engagement devices which are opposite and coupled to one another along a straight section of the path of the belt or stairs. The devices have deformable rollers which are assembled in the links of the drive chain and engage in complementary cavities that the plates or links have at the back part.