Plug-in contact assembly suitable for automatic transfer switch
AssigneeSchneider Electric Industries SAS
InventorsJunjie Zhou, Xi Xie, Bo Wang, Xiaoqin Wang
Life of this patent
Estimating the term…
Abstract
A plug-in contact assembly suitable for automatic transfer switches includes a contact holder, two moving contact pieces disposed apart from each other, a moving contact piece bracket and a biasing spring; the contact holder holds the moving contact piece bracket and the biasing spring therein; and the two moving contact pieces disposed apart from each other are held in place relative to the contact holder under the joint action of the biasing spring and the moving contact piece bracket; characterized in that, two ends of each moving contact piece are each provided with a moving contact thereon by means of welding.
Claims9
A plug-in contact assembly suitable for automatic transfer switches, the plug-in contact assembly comprising a contact holder, two moving contact pieces disposed apart from each other, a moving contact piece bracket and a biasing spring;
- the contact holder holding the moving contact piece bracket and the biasing spring therein;
- the two moving contact pieces disposed apart from each other being held in place relative to the contact holder under the joint action of the biasing spring and the moving contact piece bracket;
- characterized in that,
- two ends of each said moving contact piece are each provided with a moving contact by means of welding, and wherein the moving contacts have a planar top surface, an eccentric cylindrical base and an annular arc surface connected between the top surface and the base.
Dependencies are inferred from the claim text.