Patent ID: 6201200
Filing Date: 2001-03-13
Classification: H01H

Abstract:
A control shaft for coupling user program selection information from a control knob to a program controller, the control knob having an engagement slot within its inner periphery, the control shaft comprising:a control shaft body defining therein a central bore, said control shaft body including at a forward end thereof at least two cantilevers, said cantilevers having outwardly facing detents adapted to engage the engagement slot of the control knob, said control shaft body further including at a rearward end at least one slot communicating with said central bore and including positioning detents; anda locking rod positioned within said bore of said control shaft body, said locking rod having a forward end adapted to prevent inward deflection of said cantilevers of said control shaft body when said locking rod is in a locked position, said forward end of said locking rod further adapted to preclude outward deflection of said cantilevers during insertion thereof, said locking rod being secured in said locked position by said positioning detents.