ITW Magnetic Valve Switch

By Xah Lee. Date: . Last updated: .

ITW magnetic valve is a provisional name which refers to a type of electromagnetic switch patented by ITW and manufactured by ITW and Devlin.

patents:

Discontinued in 2005

[2018-09-26 from https://deskthority.net/wiki/ITW_magnetic_valve]

ITW magnetic valve G2 stabiliser PJPSM
ITW magnetic valve G2 stabiliser [image source, by Daniel Beardsmore [https://deskthority.net/wiki/File:ITW_magnetic_valve_G2_stabiliser_--_opened.jpg]]

Keyboard with ITW Magnetic Valve Switch

HP_2648A_keyboard_4Znjp-s250
HP 2648A, 1978
Symbolics_keyboard_PN_365407_130df-s250
Symbolics keyboard PN 365407 Rev C
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