17-04-2012, 03:32 PM
MULTIPURPOSE INDUSTRIAL TROLLEY
prjct23.pptx (Size: 172.5 KB / Downloads: 45)
Introduction
Trolley: Mechanical device which carries load/material from one section to another.
Trolleys can be in different forms like platforms truck, chair trolleys ,stair climbing trolley.
Our concern will be more advanced form of platform trolleys.
LITERATURE REVIEW
First trolley dates back to the time of industrial revolution.
Workers were discomfortable carrying heavier loads form one place to another.
Doing this, they were affecting there health and was a concern for the management.
Simple trolleys were developed with a platform and tires.
ENGINEERING SPECIFICATION
Trolley is divided into three units
Base unit- consist of the hydraulic system, tires.
Scissors link unit(an aerial work platform)
-Usually it can only move in the vertical plane
Platform-basket type , inclined or roller type