Snap switch having a concavo-convex diaphragm
作者： Robert N Nanninga
DOI:
关键词:
摘要:
lens.org 参考文章(3)
John A Spencer, Snap acting device ,(1930)
O'brien Joseph F, Cataldo John B, Snap disk spring ,(1945)
Arlon G Sangster, Control mechanism for push button and the like ,(1952)