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:
Nov. 25, 1980
Filed:
Aug. 26, 1976
Hitachi, Ltd., both of, JP;
Hitachi-Mito Kogyo, Ltd., both of, JP;
Abstract
A conveyor, in which continuous flights of steps in an endless form are guided by means of guide tracks, and a pair of handrails in an endless form are provided on each side of the flights of steps thereabove and moved at the same speed and in the same direction as those of the flights of steps. This conveyor includes: a pair of main frame bodies each consisting of a vertical member which is formed integrally with upper and lower horizontal members which extend from the top and bottom edges thereof in the horizontal direction, respectively; and transverse beams interconnecting the upper horizontal members of the aforesaid main frame bodies, and connecting members interconnecting the lower horizontal members of the main frame bodies at suitable points along the length of a conveyor. The pair of main frame bodies are positioned on each side of the aforesaid endless flights of steps, respectively.