Patent ID: 8888512

Claim:
An adapter for use with a U-section longitudinally extending power track having a pair of side walls defining a transversely open slot and provided on the side walls with longitudinally extending main conductors transversely exposed in the slot and connected to phase and ground, the adapter comprising: a housing having a base adapted to fit in the slot and a head fixed relative to the base and adapted to fit outside the slot on the track, whereby an electrical device can be connected via the adapter to the conductors in the track; a first operating shaft extending along and pivotal about an axis in the housing and carrying contact fingers pivotal on rotation of the first shaft between a retracted position recessed in the base and a contacting position projecting from the base and, when the base is fitted to the slot, engaging the conductors; a second operating shaft extending from the first operation shaft and also extending along and pivotal about the axis in the housing; phase contacts on the housing; and a switch assembly connected to the second shaft and operable thereby on rotation of the second operating shaft to connect and disconnect the contact fingers with the phase contacts.