Lever means, between protection means and switch contacts, for preventing resetting of operating mechanism if contacts are welded shut

RE Walters, GC Boysen - US Patent 3,538,477, 1970 - Google Patents
ABSTRACT OF THE DISCLOSUIRE Mechanism for an electric Switch which includes a lever
transmitting motion between Switch protection means and movable contacts of the switch …
被引用次数：36 相关文章

[引用][C] LEVER MEANS, BETWEEN PROTECTION MEANS AND SWITCH CONTACTS, FOR PREVENTING RESETTING OF OPERATING MECHANISM IF CONTACTS …

RE Walters, GC Boysen - US Patent 3,538,477, 1970 - freepatentsonline.com
LEVER MEANS,BETWEEN PROTECTION MEANS AND SWITCH CONTACTS,FOR
PREVENTING RESETTING OF OPERATING MECHANISM IF CONTACTS ARE WELDED SHUT …