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| Number | Title | Issue Date |
| 7124880 | Feeding device with a pivotable pushing member A feeding device includes a rail with a feeding unit and a pushing unit located on two sides of the rail. The feeding unit has a transverse member on which the cylindrical pieces are located and a pivotable arm pivotably connected to the transverse member to push th... | 10/24/2006 |
| 6938527 | Material stock advancing apparatus and method A material stock advancing apparatus for use with a turning and milling machine having a computerized numeric controller or lacking programmable capabilities. The material stock advancing apparatus generally comprising an elongate body of cylindrical form having fir... | 09/06/2005 |
| 6793066 | Conveying apparatus for plate-form members A plate-form member conveying apparatus that includes an upper claw and a lower claw for clamping a plate-form member in between from above and below and conveying the plate-form member, in which each of the upper claw and the lower claw is formed by a clamping plat... | 09/21/2004 |
| 6312211 | Semi-automated load balancing mechanism A semi-automated load balancing mechanism includes a load balancing arm supported for vertical swingable movement and a second arm. The second arm is mounted on a distal end of the load balancing arm for horizontal movement. The second arm has a part hold... | 11/06/2001 |
| 6257817 | Pneumatic bar feeding apparatus for feeding a length of bar stock to a lathe or the like A pneumatic bar feeding apparatus for advancing a length of bar stock to a CNC center machine for processing and including a pair of concentric tubular members which are housed in a housing supported by a pair of vertical spaced apart support stands. The ... | 07/10/2001 |
| 6221740 | Substrate cleaving tool and method A cleaving tool provides pressurized gas to the edge of a substrate to cleave the substrate at a selected interface. A substrate, such as a bonded substrate, is loaded into the cleaving tool, and two halves of the tool are brought together to apply a sele... | 04/24/2001 |
| 6202523 | Air operated loading and unloading device A device for effecting at least one of a loading and unloading operation of a workpiece with respect to a machine tool. The device includes a base adapted to be mounted adjacent the machine tool and a tubular member. The tubular member includes an inner c... | 03/20/2001 |
| 6099226 | Bar loader A bar loader for feeding a bar to a bar machining apparatus comprises a feeding rod for moving the bar and a guide rail for guiding the bar. The guide rail includes a guide rail body with an upper opening for receiving the bar and a lid member for coverin... | 08/08/2000 |
| 5896793 | Apparatus for feeding bar stock to an automatic screw machine An apparatus for feeding and engaging bar stock into an automatic screw machine having at least one clamp, at least one linear actuator, an apparatus for feeding material into the clamps, and a mechanism for facilitating opening and closing the clamps. Th... | 04/27/1999 |
| 5896296 | "Short part" detector for automatic screw machine A simple wire probe is positioned between work stations of a multi-spindle automatic screw machine so that, when the spindles of the machine are indexed, the probe is contacted by the distal end of a properly-sized workpiece and a signal is sent to a conv... | 04/20/1999 |
| 5881617 | Bar feeder for multi-spindle lathes, with selective drive A bar feeding device for multi-spindle machine tools includes a rotating drum provided with a plurality of guides for the bars, which longitudinally extend in different angular positions on the outer surface of the drum. Bar pushing members slidingly mova... | 03/16/1999 |
| 5863018 | Bar feeder support A bar feeder support has two longitudinally spaced swivel mounts for supporting longitudinally spaced portions of a cylindrical body for both sliding and swivel movement. The cylindrical body supports a feed tube for feeding a bar stock to a lathe. The fr... | 01/26/1999 |
| 5662014 | Automatic bar stock feeding apparatus for machine tools, in particular automatic lathes Automatic apparatus for the feeding of bar-shaped stock to a machine tool, comprising an elongated receiving box which extends in feed direction, has a guide passage open at both ends for receiving a new stock bar and is formed by two receiving channels, ... | 09/02/1997 |
| 5586477 | Bar stock feeder method and apparatus having separable guide tube sections A bar stock feeder for feeding bar stock to a multiple spindle lathe is disclosed. The bar stock feeder has several guide tubes, each for holding a piece of stock. The tubes are flooded with hydraulic fluid to provide a film of fluid to support the pieces... | 12/24/1996 |
| 5505584 | Air operated loading and unloading device A loading and unloading mechanism including a workpiece receiving and discharging chamber and pressurized air/vacuum source operatively connected to the chamber. The chamber is tubular and adapted to be connected to the spindle of a lathe in a coaxial rel... | 04/09/1996 |
| 5343788 | Hydrodynamic support pump Apparatus for an automatic bar feeder is given which provides fluid to the space between the barstock and guide tube having a pump integral to the piston pusher to control pressure on the barstock being fed to the machine tool.... | 09/06/1994 |
| 5343789 | Through hole and bar feed support A machine tool having a stock holding and supporting grip which is spaced from the stock clamping chuck and which provides an equally applied gripping pressure at circumferentially spaced locations about the stock, preferably applied by hydraulic gripping... | 09/06/1994 |
| 5333524 | Pressure stabilizer for barfeed apparatus A pressure stabilizing apparatus is given which is capable of storing and supplying the volume of hydraulic fluid needed for rapid advances as well as accepting displaced hydraulic fluid required for rapid retractions in a barfeed apparatus. This pressure... | 08/02/1994 |
| 5326210 | Machine for automatically loading bar stock A machine for automatically loading elongated bars into an automatic screw machine. Each bar initially is advanced at a rapid rate and with relatively low force by a first fluid-operated actuator. When the leading end of the bar reaches the feed finger of... | 07/05/1994 |
| 5253969 | Feeding system for strip material, particularly in treatment plants for metal strips A feeding system for strip material for transporting a strip over a conveying distance of limited length, particularly in treatment plants for metal strip. The feeding system includes a transfer carriage which is guided on a rail guide. The transfer carri... | 10/19/1993 |
| 5228371 | Bar feeding machine for a lathe A bar feeding and handling machine. A frame bar is mounted in parallelism with the axis of a machine chuck. The chuck is adapted to support a workpiece. Link members are pivotally attached to the frame bar adjacent to opposite ends thereof. A pneumatic cy... | 07/20/1993 |
| 5205705 | Apparatus and process for feeding panels to a panel cutting saw An apparatus and process for feeding panels to a panel cutting saw for conveying a stack of panels to a panel cutting saw so that the edges of the panels in the stack are aligned with respect to the cutting plane of the saw. An elevator platform supports ... | 04/27/1993 |
| 5195409 | Bar feeder apparatus for automatic lathes A bar feed apparatus for supplying elongated bar stock to the headstock of an automatic lathe. An elongated guide tube receives the stock and includes a hydraulic piston that controllably advances the stock toward the lathe. For cushioning the rotating ba... | 03/23/1993 |
| 5108245 | Device for the axial transport of elongated objects A handling unit for axially transporting elongated objects from a first location to a second location such as from a feed table into a machining unit where machining operations are to be performed upon the object. A feed table, or corresponding depository... | 04/28/1992 |
| 4958543 | Overhead loader and related mechanisms for high speed automatic lathes and the like A high speed, overhead loader mechanism is disclosed, for use in connection with an automatic lathe. A simplified, versatile basic vertical positioning mechanism is provided, which mounts on the spindle housing of the lathe and accommodates a wide variety... | 09/25/1990 |
| 4953749 | Chip separation and alignment apparatus A chip separation and alignment apparatus capable of accurately and readily accomplishing separation and alignment of chips with a simple construction. The apparatus includes a chip separation and alignment section and a chip separation section. The chip ... | 09/04/1990 |
| 4889024 | Guide-bar device for a single spindle lathe The device comprises a sectional carrier of closed cross section with a circular bed, a base and channels of distribution and return of oil. A guiding element comprising at least one guiding tube enclosing a bar stock to be machined and a push-piston is r... | 12/26/1989 |
| 4828446 | Pneumatically operated stop for advanced workpieces A pneumatically operated stop for advanced workpiece comprises a pneumatic cylinder with a displaceable piston rod on which a stop is secured. A limit stop coacting with the extended piston rod defines the setpoint position of the stop. A precision limit ... | 05/09/1989 |
| 4824310 | Automated work-piece handling system for machine tool An automated workpiece handling system for use with a machine tool having a plurality of workstations spaced along a longitudinally movable, elongate workpiece comprising a first cart for transporting workpieces to one end of the tooling machine, adjacent... | 04/25/1989 |
| 4719785 | Method and apparatus for guiding a billet into a pressure-piercing rolling mill A method is disclosed wherein, to guide a billet into a pressure-piercing mill, the same pusher is utilized as is normally provided to force the billet through the nip of the mill rolls.... | 01/19/1988 |
| 4679470 | Guide-bar device for multi-spindle lathe Guide-bar device for a multi-spindle lathe having a barrel indexed by the lathe at each machining operation and secured to a rear part of the lathe. The barrel comprises a central shaft and a plurality of guiding tubes removably supported by a means of di... | 07/14/1987 |
| 4672869 | Guiding and feeding device for a work bar in a lathe A hollow spindle (10) comprises a collet (20) at one end and behind the same and spaced from each other two guide sleeves (50,52) for the work bar (W). The rear guide sleeve (52) being the most remote from the collet (20) is axially displaceable in a dire... | 06/16/1987 |
| 4649779 | Guide-bar device for multi-spindle lathe The device comprises a distributor with switching valves and individual circuits of hydraulic fluid under pressure and of vacuum, the switching valves permitting to connect the guiding tubes either to the circuit of fluid under pressure or to the circuit ... | 03/17/1987 |
| 4640157 | Process for loading a lathe with bars to be machined and loading device for carrying out of the process A process for loading a lathe in which a new bar to be machined is introduced laterally into a guide-bar device in form of a tube during the machining of a last piece at the end of a preceding bar. The new bar causes the ejection of the remnant of the pre... | 02/03/1987 |
| 4627779 | Device for withdrawing and unloading crop-ends of metal bars from a bar pusher A device for withdrawing from a bar pusher and thereafter unloading the crop-ends of metal bars in a bar feeding apparatus for a multi-spindle lathe, the device being suitable also for placing a new bar on the bar pusher, is disclosed; the device of the i... | 12/09/1986 |
| 4621550 | Machine for feeding bar stock to a turning tool A machine for supporting bar feed stock in a turning tool. The machine includes a main tube having a cylindrical inner wall and an intermediate guide tube rotatably mounted inside the main tube. The intermediate guide tube has a cylindrical outer wall and... | 11/11/1986 |
| 4596170 | Bar stock guiding device for use with automatic latches A bar stock guiding device for use with automatic lathes comprises two cushions which have the shape of semicylindrical annuli. The cushions are applied against each other in a recess of a freely rotatable sleeve. This sleeve is located between the lathe ... | 06/24/1986 |
| 4577536 | Feed apparatus for automatic lathes Feed apparatus for automatic lathes comprises a central section bar surrounded by one or more peripheral section bars, longitudinal grooves of arcuate cross-section in all the section bars matching and cooperating with each other to form longitudinal pass... | 03/25/1986 |
| 4498221 | Apparatus for stripping packaged linear material from a forming tube The disclosure embraces a method of and apparatus for mechanically stripping linear material such as strands or groups of glass filaments or fibers from plastic forming tubes wherein the packages are defective, incomplete, or "break-out" packages. A defec... | 02/12/1985 |
| 4464918 | Method and apparatus for automatic feed of mandrel tube bender A method and apparatus for automatic rear loading of mandrel type tube benders. The bender includes a base, bending head at the forward end of the base, carriage for positioning a tube with respect to the bending head, and a mandrel rod supporting on its ... | 08/14/1984 |
