Abstract: A flat plate is provided to which an electrical junction box is centrally mounted with the plate extending circumferentially beyond the sides of the junction box. Conduits entering the junction box are supported by conduit clamps attached to the extended portions of the plate by clamping proximate the periphery thereof so as to permit alignment of the conduit clamps with the entering conduit.
Abstract: Right and left handpieces have five manually operated control switches each and are pivotally connected, face-to-face, with contactors in each handpiece face contacting contacts in the other to provide a plurality of sets of discreet signals as the handpieces are pivotally repositioned.
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