Electron tube socket having spring-wire contacts

Claim 1

An electron-tube socket comprising A. a cap having a cavity therein for receiving a tube base including a plurality of pins in a circular array about an axis, B. a wire holder adjacent said cap, C. a plurality of spring wires having a round cross-section arranged in a circular array about said axis, each spring wire including i. a single base portion clamped in a fixed position between said cap and said wire holder, ii. an extended portion terminating in a free end which extends towards the open side of said cavity and including a contacting section adapted for contacting one of said pins, iii. and a transitional portion connecting said base portion with said extended portion and adapted to urge said contacting section against said pin, D. means for clamping said cap and said holder together, and E. means within said cap for limiting the travel of said free end of each wire, said cap having longitudinally-extending recesses in the walls of said cavity adapted to maintain the extended portions of said wires in alignment, said socket containing a circuit board therein and at least some of said spring wires include also an auxiliary portion connected to said base portion and having a free end extending away from said open side of said cavity, said auxiliary portion being adapted to make spring contact to said circuit board contained in said socket.