This jack is operated by turning the handle in a clockwise direction. The action of the screw then makes the load rise (Cleghorn, 2010). A research was carried out on the weights of most family cars to determine the maximum weight the jack can lift. The average weight of a family car according to the research is about 1660kg, much of this weight being on the engine side, about two thirds. The jack will support a load of up to 610kg. With a safety factor of 1.63, the maximum lift of the jack can be determined as follows:Maximum lift * how much weight = 610× ...
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INTRODUCTION
Background A car jack is a device that lifts vehicles off the ground so that maintenance and repair can be carried out underneath the car. Available car jacks, however, are manually operated. They require much laborious physical effort on the part of the user. Such jacks present problems for the handicapped and elderly.
Aim of the design
The aim of this study is to deliver a high an efficient car jack to the end user. This project has been motivated by the need to determine whether the introduction of automation and keen material selection in a jack saves time and improves on its performance and ...
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