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:
Oct. 18, 1977
Filed:
Jul. 12, 1976
Allan R Ide, Cypress, CA (US);
Other;
Abstract
There is disclosed a ladder carriage including a truck carried on wheels and formed with a cantilever projection for overhanging the side of a dock and pivotally mounting at its extremity a ladder slide which is rotatable between a vertical operative position and a horizontally disposed storing position. A rigid ladder is slidably carried in such slide and extension and retraction thereof is controlled by an extension control winch connected between such ladder and the truck for extending the ladder downwardly into a barge moored alongside such dock. Further, a retraction worm gear is connected with the slider to pivot it between its horizontally disposed storage position and vertically disposed operative position.