【摘要】 带杠杆千斤顶是基于地震、矿难、车祸等场合的救援或自救而自主研发的一种新型、简便、实用、高效的救援装置。由于其构造简单、携带方便,对于空间狭小且地表复杂的救援非常实用,亦可民用或作为工厂维修工具。本文对设计的原理方案、产品优点及使用进行了系统的说明。更多还原

【Abstract】 Jack with a lever is a new,simple,practical and efficient aid device based on rescue or self-rescue of the earthquake,mine disasters,car accidents to research and develop independently.Because of its simple structure,easy to carry,it is very practical for the rescue in narrow space and complex surface,and it also is used by citizens and the factories.In this paper,the principle of design scheme,advantages of product and use are introduced systematically.更多还原