Title: Lifting device
Application Number: 94110709 Application Date: 1994.07.07
Publication Number: 1114716 Publication Date: 1996.01.10
Approval Pub. Date: Granted Pub. Date: 2002.03.20
International Classifi-cation: A01B63/00
Applicant(s) Name: Zhang Legui Address: 271200
Inventor(s) Name:
Attorney & Agent: YAO DECHANG
Abstract:
     The present invention relates to a new type elevator for tractor elevating system and is a great improvement on its original elevator. Its oil cylinder is mounted on the shell body, and the oil reservoir and shell body are separated. Its inner and outer lifting arms are integrated into one body, and its distributor assembly and positioning mechanism are greatly improved, so that said invention is simple in structure, small in parts, good in machining technology, light in weight, stable in properties, low in cost and easy to use and maintain.
Time: 27