Assignee: Dixon Automatic Tool, Inc.

Location: Rockford, IL
No. of patents: 19

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Number	Title	Issue Date
5123158	Automatic assembly machine with coordinately movable fastener driving gun and locating template An automatic screwdriver is mounted on a coordinately movable slide structure to shift horizontally to various positions above a workpiece and also to shift vertically to drive screws into the workpiece. A stylus which moves with the slide structure coact...	06/23/1992
5109736	Automatic assembly machine with steering/up-down control handle An automatic screwdriver is mounted on a cantilevered support to move horizontally to various positions above a workpiece and also to move vertically to drive screws into the workpiece. A depending handle with a hand grip is used to steer the screwdriver ...	05/05/1992
4883130	Dual speed transmission for automatic assembly machine The fastener driving tool of an automatic assembly machine is rotated by a two speed transmission which acts in conjunction with two torque-responsive clutches. Initially, the transmission rotates the driving tool at a high speed to effect fast driving of...	11/28/1989
4790427	Apparatus for handling pallet-supported workpieces Workpieces are supported on pallets which are advanced by a continuously driven power-and-free conveyor adapted to permit each pallet to dwell in a work station when the pallet is stopped in the work station during continued driving of the conveyor. To ef...	12/13/1988
4740134	Pick and place machine A machine for raising parts vertically from a pick-up station, for shifting the parts horizontally toward a delivery station, and for lowering the parts vertically into the delivery station. The machine includes a parts handling head pivotally supported o...	04/26/1988
4711343	Power-and-free conveyor apparatus for handling pallet-supported workpieces Workpieces are supported on pallets which are advanced in an endless path by continuously driven power-and-free conveyor means adapted to permit each pallet to dwell in a work station when the pallet is stopped in the work station during continued driving...	12/08/1987
4703843	Apparatus for handling pallet-supported workpieces Workpieces are supported on pallets which are advanced by a continuously driven power-and-free conveyor adapted to permit each pallet to dwell in a work station when the pallet is stopped in the work station during continued driving of the conveyor. As ea...	11/03/1987
4602537	Automatic assembly machine An automatic assembly machine with a rotatable socket adapted to be advanced downwardly through an active stroke to drive a hex head screw into a workpiece. Screws are supplied one at a time to the socket by a loading mechanism having a pair of jaws adapt...	07/29/1986
4530446	Machine for handling parts A gripping mechanism is mounted on a carriage and is adapted to be shifted back and forth along an inverted L-shaped path to pick up and transfer parts. Inverted L-shaped cam tracks are formed in a main support member and receive and guide rollers which s...	07/23/1985
4523511	Reciprocating fluid-operated actuator with deceleration control Valves are located at opposite ends of a cylinder and are automatically moved toward closed positions at a controlled rate as a piston approaches the ends of the cylinder. Upon being moved toward its closed position, each valve restricts the flow of exhau...	06/18/1985
4523490	Machine for handling parts A gripping mechanism is mounted on a carriage and is adapted to be shifted back and forth along an inverted L-shaped path to pick up and transfer parts. Inverted L-shaped cam tracks are formed in a main support member and receive and guide rollers which s...	06/18/1985
4487541	Machine for handling parts A gripping mechanism is mounted on a carriage and is adapted to be shifted back and forth along an inverted L-shaped path to pick up and transfer parts. Inverted L-shaped cam tracks are formed in a main support member and receive and guide rollers which s...	12/11/1984
4456822	Self-contained multi-mode vibratory feeder control with unitary delay adjustment A vibratory power control having all of the electronics for feedback control of a vibratory parts feeder in a single unit with a fiber-optic cable for remote sensing of parts feeding and a single control adjusting both on delay and off delay of the feeder...	06/26/1984
4441852	Parts handling machine A gripping mechanism having jaws for picking up and releasing parts is carried on an outwardly and inwardly swinging parallel linkage which, in turn, is mounted on an upwardly and downwardly swinging parallel linkage. A spring-loaded snubber takes out pla...	04/10/1984
4351637	Precision chain drive A precision roller chain with parallel runs and with an even number of links is trained around a sprocket wheel and an idler wheel and is driven around a racetrack-shaped path. To compensate for the inherent tendency of the chain to tighten and loosen in ...	09/28/1982
4242900	Parts unloading mechanism A mechanism for unloading a part which is retracted upwardly with a tool and which remains on the tool as the latter begins its downward stroke. The mechanism includes a tray which initially is moved into position to remove the part from the tool as the t...	01/06/1981
4200180	Mechanism for feeding workpieces A transfer finger for feeding small workpieces is pivotally mounted at the forward end of a rod which is adapted to be advanced and retracted by a reciprocating pneumatic actuator. During the initial portions of the advance and retract strokes of the actu...	04/29/1980
4148389	Apparatus for feeding and orienting screws Randomly oriented screws are deposited onto two horizontally spaced endless belts and are advanced toward a track located adjacent the ends of the upper runs of the belts. As the screws are advanced, the belts are vibrated vertically to shake the screws t...	04/10/1979
4078650	Rotatable drum for feeding small parts Threaded fasteners in a hopper are picked up by buckets spaced angularly within a rotatable, open sided drum and are dumped out of the buckets at a position above the hopper. Each bucket is generally L-shaped and is formed by two elements, one of the elem...	03/14/1978

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Assignee: Dixon Automatic Tool, Inc.