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. 01, 1994
Filed:
May. 05, 1993
Yoshimichi Yamakita, Toyama, JP;
Yoshida Kogyo K.K., Tokyo, JP;
Abstract
A method of treating a continuously travelling belt-like article with various processes in a tightly closed treatment chamber, comprising the steps of: introducing the belt-like article horizontally into the treatment chamber; guiding the introduced belt-like article up and down in a meandering path between an upper guide roller and a number of successive drive rollers in the treatment chamber while the belt-like article is being treated with the various processes, the guiding including firstly directing the belt-like article upwards via the first drive roller, twisting the belt-like article by 90.degree. in one direction, winding the belt-like article around the upper guide roller, then directing the belt-like article downwards and winding around the second drive roller, secondly directing the belt-like article upwards again, twisting the belt-like article by 90.degree. in a direction opposite to the one direction, winding around the guide roller, then directing the belt-like article downwards and winding around the third drive roller, and repeating the same sequentially in connection with the subsequent drive rollers; and discharging the treated belt-like article horizontally out of the treatment chamber.