Document Type and Number:
Japanese Patent JPS6337236
Kind Code:
B2
Abstract:
A ladder is provided which is especially adapted for shipboard use and which is safe and comfortable to use, of relatively light weight and occupying relatively small floor and overhead space. The ladder comprises a single stringer disposed between upper and lower deck or floor levels at a predetermined angle of inclination, and having an array of half treads on each side of the stringer, each array being vertically spaced from the other along the length of the stringer. The half treads are affixed to and extend from the respective sides of the stringer and each include an integral outwardly extending portion which terminates in a plane forward of a plane passing through the front edges of the treads. Handrails are disposed in this forward plane and are affixed to and supported by the outwardly extending tread portions.
Inventors:
JEEMUZU EMU RAPEIYA
Application Number:
JP625480A
Publication Date:
July 25, 1988
Filing Date:
January 22, 1980
Export Citation:
Assignee:
LAITRAM CORP
International Classes:
B63B29/20; E06C9/02; E04F11/02; E04F11/025; E06C1/38; E06C7/08; E06C7/18