on the bracket to provide a supporting guide for the sector gear therebetween during its pivotal operation in raising and lowering the window allowing the gear to be made with a large centralized cutout so that its mass is reduced furthermore the isolator has locating pins to assist in the assembly of the regulator assembly insuring that it is properly put together for optimized operational efficiency application_number US 49548690 A description turning now in greater detail to the drawings there is shown in fig1 a door 10 for a vehicle that is adapted to be hinged at its forward edge to a vehicle body not shown for swinging movement between an open and closed position the door includes spaced inner and outer panels 12 and 14 welded together to form a conventional window storage well the inner and outer panels converge generally at the belt line of the vehicle to form a sealing window panel slot not shown extending longitudinally of the vehicle body in its closed door position a safety glass window panel 16 is sealingly received within the longitudinal slot of the door for movement by the powered operation of a regulator assembly between a raised position shown in fig1 and a lowered position within the confines of forward and rear guide channels 18 and 20 that form the ends of the window well within the door the window panel 16 is bolted or otherwise secured to an elongated lower sash channel 24 mounted in the well below the upper slot the.