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:
Apr. 15, 2008
Filed:
Jun. 26, 2006
Yoshio Ogimura, Himeji, JP;
Takayuki Kikuchi, Himeji, JP;
Yasuhiro Matsumoto, Fuchu, JP;
Yoshinobu Ishikawa, Fuchu, JP;
Shin Murakami, Fuchu, JP;
Yoshio Ogimura, Himeji, JP;
Takayuki Kikuchi, Himeji, JP;
Yasuhiro Matsumoto, Fuchu, JP;
Yoshinobu Ishikawa, Fuchu, JP;
Shin Murakami, Fuchu, JP;
Toshiba Elevator Kabushiki Kaisha, Tokyo, JP;
Abstract
A conveyor apparatus comprises step chains which couple a plurality of steps such that the steps, and driving units which drive the chains. Each of the driving units comprises a power unit comprising a motor, and a driving machine including pulleys and belts that reduce a rotation speed of the motor so as to meet a required reduction gear ratio and transfer the rotation speed to the chains, and a pair of right and left driving mechanisms that convert a rotary movement transferred from the machine of the power unit via an eccentric shaft into a movement of rocking units, and apply a propelling force to the chains via pin rollers provided at any one of sides of the rocking units and the chains and gears provided at the other side of the rocking units and the chains to engage with the rollers.