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. 14, 1989
Filed:
May. 07, 1987
Applicant:
Inventors:
Assignees:
Hitachi Ltd ., Tokyo, JP;
Hitachi Elevator Engineering Co., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
198326 ; 198632 ; 1988602 ; 403 14 ; 52726 ;
Abstract
A main frame of a passenger conveyor has a plurality of frame sections divided along the length thereof. Each adjacent pair of frame sections have opposed joint members provided at joint portions of the frame sections. When the frame sections are provisionally assembled, one of the joint members is formed therein with a positioning hole whereas the other joint member is fixedly connected with a positioning pin which, when the frame sections are re-assembled at an installation site, is engaged with the positioning hole to facilitate easy and quick re-assembly of the frame sections.