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:
Aug. 08, 1995
Filed:
Jun. 03, 1994
Takashi Ohmi, Yokohama, JP;
Takayuki Baba, Kawasaki, JP;
Tokyo Kikai Seisakusho, Ltd., Tokyo, JP;
Abstract
A ladder for contraction and storage on an upper working floor of a printing press having a plurality of vertically arranged working floors for access to said printing press at said working floors, such ladder having a plurality of substantially equal length sections coupled to each other at overlapping ends of said sections at side rack of said ladder for expanding and contracting such ladder, the upper end of the upper-most ladder section, when such ladder is expanded, having coupling means engageable with rails on such upper working floors for guiding such ladder, when contracted, into a horizontal position at such upper working floor for storage and for guiding such contracted ladder to a position at the end of such upper working floor for movement from a horizontal storage position to a substantially vertical expanded position for extension between such upper working floor and a working floor therebelow and means for locking such plurality of coupled sections into such contracted position for storage.