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:
Jul. 25, 2000
Filed:
Sep. 22, 1998
Avraham Y Levi, St. Paul, MN (US);
Other;
Abstract
A ladder rack adapted to be attached to a utility vehicles comprises front and rear four-bar linkages where each of the four-bar linkages comprises a base having a post projecting vertically therefrom, a ladder support member comprising a first straight bar or linkage member having a ladder support arm extending perpendicularly therefrom. A second linkage pivotally connects between the post and a first end portion of the first linkage member. Then, a dog-leg linkage having a first end pivotally attached to the first linkage member proximate its mid-point with the second end of the dog-leg linkage coupled to an elongated connecting rod that extends horizontally between the bases of the front and rear four-bar linkages. The connecting rod is journaled for rotation and when turned by a crank or motor transports ladders suspended on the ladder support arm from a position atop the vehicle to a position alongside the vehicle and vice versa.