electric chain hoist

基本解释

Pillar jib cranes to use more electric chain hoist hoisting mechanism and operating as a body, less use of wire rope electric hoist and chain hoist.
柱式悬臂起重机多采用环链电动葫芦作为起升机构和运行机构，较少采用钢丝绳电动葫芦和手拉葫芦。
The paper introduces the main performance indexes of double speed three phase asynchronous motor used in electric chain hoist and the problems which occor in the test and manufacture process.
本文介绍了电动环链葫芦用三相双速异步电动机的主要性能指标以及在试制过程中遇到的问题。
This paper presents technical performance, specifications, application field and structure features of DEMAG PK electric chain hoist. Comparision with electric wire rope hoist is also performed.
介绍德马格（DEMAG）PK型环链电动葫芦的技术性能、规格参数、应用场合与方式、结构特点及与一般钢丝绳电动葫芦的比较等。