The hood engages positively with projections in bayonet-type apertures of a pedestal piece which holds batteries and mounts the carrier plate and hood. The tongues, slots and apertures form the bayonet fitting as interengaging threaded parts. The tongues are on one of the plate, hood and ...
The hood engages positively with projections in bayonet-type apertures of a pedestal piece which holds batteries and mounts the carrier plate and hood. The tongues, slots and apertures form the bayonet fitting as interengaging threaded parts. The tongues are on one of the plate, hood and ...