With Position Indicator Or Stop Patents (Class 409/220)
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Patent number: 10780543Abstract: An apparatus (B) controls rotation of an annular member (36) relative to top and bottom housings (12, 10). The bottom housing (10) includes a disk (110) extending radially and terminating in a cylindrical portion (112) having circumferentially spaced slits (212). A wedge (16) abuts with the cylindrical portion (112) and is moved radially between first and second positions by an axially moveable piston (14), with the wedge including an angle surface (340) which interfaces with an angled surface (520) of the piston (14) through a plurality of balls (18). The disk (110) and the cylindrical portion (112) are formed as a single component of material having sufficient material strength and yield to allow engagement and disengagement of the cylindrical portion (112) with the annular member (36). The wedge (16) is slideable between an axial surface (250) of the disk (110) and a guiding flange (450) of the top housing (12).Type: GrantFiled: September 22, 2017Date of Patent: September 22, 2020Assignee: Nexen Group, Inc.Inventors: Justin William Hillukka, Anthony Will Kliber
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Patent number: 8989180Abstract: A method, network device and system for remote direct memory access (RDMA) over Converged Ethernet (RoCE) packet sequence acceleration are disclosed. The network device comprises one or more functionality components for communicating with a host system. The host system is configured for implementing a first set of functionalities of a network communication protocol, such as RoCE. The one or more functionality components are also operable to implement a second set of functionalities of the network communication protocol.Type: GrantFiled: March 12, 2014Date of Patent: March 24, 2015Assignee: Emulex CorporationInventors: Parav Pandit, Masoodur Rahman, Kenny Meng-Hung Wu, Chaitanya Tumuluri
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Patent number: 8152422Abstract: A control method for a tool machine is provided. The machine tool includes adjustment devices which are used to produce relative displacement between a machining head and a work piece. The adjustment movements are detected by sensors associated with the adjustment devices. A value for the relative displacement from the machining head to the work piece is determined from the signals of the sensors associated with the adjustment devices. The adjustment devices are controlled according to the value of relative displacement in order to produce predetermined adjustment movements. State variables which describe relative displacement between the machining head and work pieces are detected in at least one additional sensor. The state variables are taken into account when the value for the relative displacement is determined.Type: GrantFiled: July 5, 2005Date of Patent: April 10, 2012Assignee: Siemens AktiengesellschaftInventors: Jochen Bretschneider, Hans Vogler
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Patent number: 8142117Abstract: A locating system and method for accurately positioning key blanks with respect to a key cutter where the key head is clamped between opposing jaws with the key blade working edges projecting therefrom, the key head is provided with shaped recesses having at least a partially specifically shaped edge wall and wherein at least one jaw member is provided with a projection having a correspondingly shaped sidewall, the pin being positioned with respect to the clamp such that when the key blank head is abutted against the pin with the key blank edge configuration mating to the pin sidewall configuration, the key blade will project from the jaw in a proper position for engagement by either the bitting follower or bitting cutter respectively.Type: GrantFiled: March 23, 2011Date of Patent: March 27, 2012Assignee: Kaba ILCO Corp.Inventors: Joseph F. Belflower, Kermit Lawson, Gary E. Morehart, Doug G. Davis
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Patent number: 7789601Abstract: A mill blank mandrel may rigidly secure machinable material for a machining process. The mandrel may be freely and easily inserted in a corresponding mandrel socket and secured without the use of a tool. The mandrel may be detected and verified when inserted in the mandrel socket.Type: GrantFiled: June 14, 2004Date of Patent: September 7, 2010Assignee: D4D Technologies, LLCInventors: Jeffrey Prince, Rod Duncan, Branko Bem
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Patent number: 7578325Abstract: A hybrid router is disclosed that is capable of operating as a fixed or a plunge router wherein the preferred embodiment thereof comprises a motor assembly that has a housing containing a motor as well as operating handles attached to the housing and operating controls for operating the motor. The motor assembly can be removably installed in either a fixed base assembly or a plunge base assembly. The preferred embodiment has an adjustment knob that is located on the motor assembly that engages depth adjustment mechanisms of either the fixed and plunge base assemblies when the motor assembly is installed in the respective base assemblies.Type: GrantFiled: September 6, 2007Date of Patent: August 25, 2009Assignee: Credo Technology CorporationInventors: John B. Freese, Bjorn J. Gunderson, Robert H. Bruno
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Patent number: 7523535Abstract: A railcar truck bolster side bearing mounting pad milling machine and method. A milling machine of the present invention includes a pair of milling heads and associated cutters suspended from an overhead frame member. A sliding saddle unit is provided for transporting the bolster into and out of a work envelope of the milling machine. At least one fixturing assembly is attached to the sliding saddle unit to support and fix the position of the bolster in three directions. The bolster is rigidly supported from its underside, thereby eliminating the risk that the bolster may move downward during machining. Since the vertical position of the bolster when presented to the cutters is fixed, thereby the need to raise the bolster into a working position is also eliminated.Type: GrantFiled: November 16, 2005Date of Patent: April 28, 2009Assignee: Columbus Steel Castings CompanyInventors: Ronald Coleman, Bruce Milligan
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Patent number: 6763600Abstract: Apparatus for orienting a pair of framed eyeglasses relative to an electronic scanner whereby the scanner then generated digital data defining the geometry of the frame. This data is entered into a computer to cause it to control a milling machine which shapes a blank to form a filter lens for an accessory that clips onto the frame and has a matching geometry.Type: GrantFiled: November 26, 2001Date of Patent: July 20, 2004Assignee: Opti-Clip International LLCInventor: Zvi Feldman
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Patent number: 6704768Abstract: A system, method, and computer program product for providing discovery services for servers during a startup sequence can include powering on a server in a domain; creating a listener socket for the server to accept coupling requests from other servers; registering server information for the server with a database; searching the database for other registered servers in the domain; establishing a couple to each of the other registered servers in the domain; and verifying validity of the couple to each of the other registered servers including performing a handshake. The server information registered with the database can include an IP address; a listener port; a domain; a version number; or a server type.Type: GrantFiled: November 8, 2000Date of Patent: March 9, 2004Assignee: Aether Systems, Inc.Inventors: James M. Zombek, Richard K. Sobchak, Rudy G. Bonefas
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Patent number: 6543973Abstract: An automatically retractable stop mechanism is provided for machine tools. The stop apparatus includes a base that is releasably fixed to the machine tool table. A stop bar is retractably mounted to the base. A spring urges the bar into a retracted condition disengaging the metal part being machined. The spring permits the bar to be selectively actuated to engage the part being machined and properly position that part on the machining table. After positioning is complete, the stop bar is released and the springs automatically retracted so that the machining operation can be performed without interference from the stop apparatus.Type: GrantFiled: September 14, 2001Date of Patent: April 8, 2003Inventors: Joseph W. Lapikas, George M. Creamer
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Patent number: 6480757Abstract: This invention converts a toolhead of a computer numerical controlled machine into a locating fence by installing a fence guard on the toolhead. Since there is an indexing program in a computer numerical controlled machine to monitor a real time location of a spindle relative to a worktable, the true location of the locating fence can be easily obtained by adding an offset value indicative of the characteristic of the fence guard to numerical data indicative of the real time location of the spindle.Type: GrantFiled: February 17, 2000Date of Patent: November 12, 2002Assignee: Thermwood CorporationInventor: Kenneth J. Susnjara
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Patent number: 6457383Abstract: A rotating or swiveling device of a machine tool, in particular an NC circular milling attachment, with a machine component on bearings which can be rotated or swivelled, and a clamping device for the releasable fixing of the machine component in the desired angled positions. A secure fixing of the rotating or swiveling machine component can, according to the present invention, also be achieved, even without a change of position, through the fact that the clamping device has a clamping component with laterally flexible clamping elements arranged on the support for gripping into a ring groove on the machine component and a pressure component which can be moved against the clamping component to press the clamping elements against at least one side wall of the ring groove.Type: GrantFiled: September 27, 2000Date of Patent: October 1, 2002Assignee: Deckel Maho Pfronten GmbHInventor: Uwe Kschier
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Publication number: 20020067968Abstract: An automatically retractable stop mechanism is provided for machine tools. The stop apparatus includes a base that is releasably fixed to the machine tool table. A stop bar is retractably mounted to the base. Spring means urge the bar into a retracted condition disengaging the metal part being machined. The spring permits the bar to be selectively actuated to engage the part being machined and properly position that part on the machining table. After positioning is complete, the stop bar is released and the springs automatically retracted so that the machining operation can be performed without interference from the stop apparatus.Type: ApplicationFiled: September 14, 2001Publication date: June 6, 2002Inventors: Joseph W. Lapikas, George M. Creamer
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Patent number: 6328507Abstract: A working table apparatus for a cutting machine tool comprising a working table slidably mounted on a bed of the machine tool, and positioning members mounted on the under side of the working table that are selectively projectable from or retractable into a work supporting surface of the working table. The positioning members comprise a group including a first plurality of positioning members arranged in a row either in a direction parallel with the sliding direction of the working table or in a direction perpendicular thereto and at least one second positioning member arranged offset from the row of the first positioning members.Type: GrantFiled: August 4, 1998Date of Patent: December 11, 2001Assignee: Shoda Iron Works Co., LTDInventor: Hiroshi Shoda
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Patent number: 6095728Abstract: Translation means is provided for translating positional movement of the cutting tool [56] of a cutting machine [10] to a digital readout assembly [60] provided for monitoring the relative positions of the workpiece support means [14] and the cutting tool support [55] in a direction parallel to the positional movement. The translation means comprises a reader mounting [31] for mounting the position reader [15] of a digital readout assembly supported by a carrier assembly [16] which carries the reader [15] whereby it may move with the carrier assembly [16] or relative thereto in a direction parallel to the positional movement. Drive means such as a precision push-pull cable drive [20] is provided for translating the positional movement of the cutting tool [56] to movement of the reader mounting [31] relative to the carrier assembly [16].Type: GrantFiled: April 29, 1997Date of Patent: August 1, 2000Inventor: Frederick Victor Steven Howie
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Patent number: 5960531Abstract: Disclosed herein is a drill press including a vertical support post, a pivot assembly supported upon the support post, the pivot assembly being pivotable about a vertical axis defined by the post, a table supported on the pivot assembly, a head supported by the post at a location above the table, a rotatable chuck supported by the head, an induction motor driving the chuck; and a detent mechanism disposed between the pivot assembly and the post for identifying when the table is in a central location under the chuck.Type: GrantFiled: February 9, 1998Date of Patent: October 5, 1999Assignee: Black & Decker Inc.Inventors: Ludwin Mora, Michael L. O'Banion, Richard K. Pallo, Robert P. Welsh
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Patent number: 5924827Abstract: A drill press including a vertically disposed support post and a pivot assembly supported upon the support post is disclosed. A table is supported on the pivot assembly. The pivot assembly is pivotable about a first substantially horizontal axis, with the table pivoting about the first horizontal axis jointly with the pivot assembly. The table also is pivotable relative to the pivot assembly about a second substantially horizontal axis. The pivot assembly also may be pivoted around a vertical axis defined by the post and may be raised and lowered along the vertical post. A clamp plate is adjustable secured to the table and a telescoping extension arm is fixably secured relative to the table by the clamp plate. A guide fence is slidably disposable along the upper surface of the table and may be secured at various locations. A clamp may be adjustably secured either directly to the table or to the guide fence to vertically clamp a workpiece on the table.Type: GrantFiled: November 25, 1997Date of Patent: July 20, 1999Assignee: Black & Decker Inc.Inventors: Ludwin Mora, Michael L. O'Banion, Richard K. Pallo, Robert P. Welsh
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Patent number: 5895184Abstract: The present invention is directed to a positioning apparatus which is used to position work pieces in a work piece securing mechanism during a computer controlled machining operation. The apparatus includes an arm which is slidably mounted on a graduated shaft so that the position of the arm from a zero reference point can be determined. The apparatus may also include a second graduated shaft slidably mounted in the arm so that the position of a work piece inside a work piece securing mechanism can be determined in relation to a zero reference point. The apparatus of this invention can repeatedly position work pieces within about 0.0005 inch (0.0013 cm) of a desired position, or better.Type: GrantFiled: February 11, 1997Date of Patent: April 20, 1999Assignee: Multifold International CorporationInventors: Jerome L. Walters, John O. Greene
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Patent number: 5765273Abstract: A drill press including a vertically disposed support post and a pivot assembly supported upon the support post is disclosed. A table is supported on the pivot assembly. The pivot assembly is pivotable about a first substantially horizontal axis, with the table pivoting about the first horizontal axis jointly with the pivot assembly. The table also is pivotable relative to the pivot assembly about a second substantially horizontal axis. The pivot assembly also may be pivoted around a vertical axis defined by the post and may be raised and lowered along the vertical post. A clamp plate is adjustably secured to the table and a telescoping extension arm is fixably secured relative to the table by the clamp plate. A guide fence is slidably disposable along the upper surface of the table and may be secured at various locations. A clamp may be adjustably secured either directly to the table or to the guide fence to vertically clamp a workpiece on the table.Type: GrantFiled: September 16, 1996Date of Patent: June 16, 1998Assignee: Black & Decker Inc.Inventors: Ludwin Mora, Michael L. O'Banion, Richard K. Pallo, Robert P. Welsh
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Patent number: 5758558Abstract: A precision measuring mechanism includes a precision threaded rod member and an indicating element mounted to move along a linear graduated scale upon rotation of the precision threaded rod member. A circumferential scale has a plurality of marks spaced from a circumferential zero point to indicate a preselected fractional amount of rod member rotation between adjacent circumferential marks. The linear graduated scale includes a plurality of rotation counting marks spaced from a linear zero point and laterally spaced with respect to each other along the linear scale for a linear distance that corresponds and is equal to a complete rotation of the precision threaded rod member. The precision measuring mechanism is also usable with a work operation tool machine which fixes a workpiece on a workpiece supporting table that moves along both an x-axis coordinate and a y-axis coordinate such as a milling machine, drilling machine, mill-drill machine, and the like.Type: GrantFiled: March 10, 1995Date of Patent: June 2, 1998Inventor: Richard D. Squires
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Patent number: 5458446Abstract: A pressing mechanism for machines for shaping workpieces. The mechanism has a rotatebly driven spindle on which are secured shaping tools having a path diameter determine by cutters. The mechanism also has presser elements that, as viewed in the direction of feed of workpieces that are to be shaped, are disposed ahead of and behind the spindle. To adapt to varying path diameters and forming depths of the cutters, the presser elements can be displaced transverse to the axis of the spindle. To adapt to varying path diameters of the tools, the presser elements can be moved in opposite directions at an angle to the direction of feed. To adapt to the respective forming depths of the cutters, the presser elements can be moved in different opposite directions at an angle to the direction of feed.Type: GrantFiled: September 23, 1994Date of Patent: October 17, 1995Assignee: Michael Weinig AktiengesellschaftInventors: Heiner Englert, Winfried Reuter
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Patent number: 5438740Abstract: A fixturing pallet is removably registered on the table of a programmable routing machine and provides a platform to which tooling is registered and repositionably attached. The tooling is used according to registration, supporting, and routing requirements of each multi-board panel and its individual boards; and it serves to support and establish and maintain registration of each panel and/or board on the pallet during: (i) transporting of the multi-board panels from a load/unload station to the routing station, (ii) depaneling at the routing station, and (iii) transporting of liberated boards and scrap back to the load/unload station.Type: GrantFiled: February 28, 1994Date of Patent: August 8, 1995Assignee: Cencorp, Inc.Inventors: D. Patrick Carr, Kurt J. Hill
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Patent number: 4936722Abstract: A milling machine positioning apparatus is set forth wherein a first "X" table is slidable relative to a milling machine in a first direction with a "Y" table slidable relative to the milling machine orthogonally relative to the "X" table, A first scale and second scale are oriented relative to the respective "X" and "Y" tables including a single, continuous scale with spring-biased friction reels securing each terminal end of the scale, wherein each friction reel is mounted at each end of the respective "X" and "Y" tables to enable a sliding positioning of the associated scale realtive to its associated table.Type: GrantFiled: August 21, 1989Date of Patent: June 26, 1990Inventor: James J. Schwinn
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Patent number: 4934882Abstract: Apparatus for monitoring or tracking the angular position of a rotating camshaft during grinding or milling of cams on the camshaft. The cams may be milled, but in the apparatus shown, they are ground by abrasive belts which are guided by actuators driven by CNC controlled motors, to obtain the desired cam contours. Monitoring is carried out by a pick-up member engageable with a locating pin on the camshaft. The pick-up member has a slot for receiving the locating pin between a locator pad and a leaf spring. The leaf spring clamps the pin against the locator pad. The pick-up member will closely follow the rotation of the camshaft despite variations in pin size, and feed back the exact rotative position of the camshaft to the CNC controlled motors consistently and accurately.Type: GrantFiled: October 25, 1989Date of Patent: June 19, 1990Assignee: J. D. Phillips CorporationInventor: James D. Phillips
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Patent number: 4655654Abstract: An adaptor for securing an elongated workpiece, such as an elongated pin, in a workpiece fixture is disclosed, wherein the adaptor is adjustable for repositioning the workpiece to facilitate a machining operation thereon. The adaptor includes a holding assembly for holding a workpiece in the adaptor and a securing assembly for securing the holding assembly in a workpiece fixture so that the workpiece and the holding assembly are repositionable with respect to the fixture. In a first embodiment of the adaptor, the securing assembly is operable for repositioning the holding assembly in a horizontal direction which is substantially perpendicular to the longitudinal extent of the workpiece, whereas in a second embodiment of the adaptor the securing assembly is operable for repositioning the holding assembly in both horizontal and vertical directions.Type: GrantFiled: December 16, 1985Date of Patent: April 7, 1987Inventor: Alberto Portas
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Patent number: 4650379Abstract: A pin machining fixture 10 has a plurality of openings 25 extending through a body having exterior surfaces 11-16 that lie accurately in three pairs of parallel planes that intersect perpendicularly. Each of the through openings 25 has a location notch 26, and the apexes of location notches 26 are equally spaced apart and arranged in a plane parallel with a pair of exterior surfaces. Set screws 30 threaded into the body clamp a pin or work piece 20 in each of location notches 26 so that a portion of each pin 20 extends beyond one exterior surface for machining. An abutment key 40 is preferably adjustable within the exterior surfaces of fixture 10 for locating ends of a plurality of pins 20 to be clamped and machined.Type: GrantFiled: June 11, 1985Date of Patent: March 17, 1987Inventor: Henry M. Jaskolski
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Patent number: 4606386Abstract: A universal profiling apparatus (10) is provided which has a work engaging member (20) which produces repetitive patterns on a work piece (18). The device includes a frame (12) and a work carrying means (16) mounted thereon, which carries the work piece (18) during the apparatus operation. This work carrying means (16) is rotated about a preselected axis with respect to the table itself. The work engaging member (20) is reciprocated along a preselected path while the work engaging member contacts the work piece. The work carrying means (16) can also be reciprocated. Each of these procedures can be performed manually or automatically. During the automatic mode of operation the movement of the work carrying means (16) and the work engaging member is synchronized for preselected and desired patterns in the work piece. These patterns may be of a one, two or three dimensional configuration.Type: GrantFiled: October 26, 1983Date of Patent: August 19, 1986Inventor: Carl R. Walker
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Patent number: 4600342Abstract: A control assembly for the knee of a metal cutting apparatus which is substantially self-contained and which can be moved readily from one apparatus to another to provide a potential Z axis capability to a plurality of apparatuses with a single control assembly. The control assembly includes a lead screw removably secured at its upper end to the knee of the apparatus and extending downwardly for threaded engagement with a ball nut fixedly secured to the upper end of a sleeve journalled on a fixed hollow post. Drive means are secured to the sleeve to rotate the sleeve and nut and thereby displace the lead screw and knee vertically along the Z axis.Type: GrantFiled: April 30, 1984Date of Patent: July 15, 1986Inventors: Gustav Dabringhaus, deceased, by Vera Dabringhaus, personal representative, Michael A. Miller
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Patent number: 4576213Abstract: A table, movably carried upon a stationary base, is provided with a fixed jaw and a movable jaw for gripping the lateral edges of a door or similar panel-like workpiece. The table is movable in reciprocal directions against adjustably positionable stops to place a longitudinal edge of the door at predetermined locations relative the cutting path of a router. The router is mounted upon a carriage which is horizontally and vertically movably supported upon a frame upstanding from the base.Type: GrantFiled: June 4, 1984Date of Patent: March 18, 1986Inventor: Frank A. Miller
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Patent number: 4545106Abstract: Positional information about movable components in a machine system relative to the workpiece is wirelessly transmitted by infrared radiation to a remote receiver. The receiver is operative to convert the infrared signals into electrical signals for controlling operational cycles of the machine system.Type: GrantFiled: September 3, 1982Date of Patent: October 8, 1985Assignee: GTE Valeron CorporationInventor: Richard O. Juengel
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Patent number: 4516318Abstract: A pair of spaced holes (32 and 34) are drilled in a substrate blank (10) diametrically along a line (14) defining a future locating edge (22) of a printed circuit board (12). When the substrate blank (10) is then sheared to form the printed circuit board (12), semi-circular recesses (38 and 40) are formed from the spaced holes (32 and 34) in the resultant board locating edge (22). The printed circuit board (12) then is accurately aligned in a processing station in X- and Y-directions by seating board-locating pins (50 and 52) of special configurations in respective ones of the semi-circular recesses (38 and 40).Type: GrantFiled: April 26, 1983Date of Patent: May 14, 1985Assignee: AT&T Technologies, Inc.Inventor: Duane L. Kirschenman
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Patent number: 4480364Abstract: An adjustable holding and alignment device is provided for a workpiece having alignment pins. The device has a plurality of bars separated by spacers which define an alignment hole and an alignment slot through which the workpiece alignment pins may be inserted. The spacers can be removed and different sized spacers can be substituted to accommodate other alignment pin sizes.Type: GrantFiled: August 3, 1983Date of Patent: November 6, 1984Assignee: BMC Industries, Inc.Inventor: Wojciech B. Kosmowski
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Patent number: 4305439Abstract: A woodworking fixture for positioning and guiding a workpiece under a stationary routing head, whereby the workpiece is subject to a composite movement as it progresses under the routing head. The fixture comprises an indexing table having a clamp for securing the workpiece thereon, mounted on a moveable carriage. The indexing table can be slanted at an adjustable angle and may be rotated as the carriage progresses under the routing head in order to create designs of varying depth into the workpiece.Type: GrantFiled: June 11, 1979Date of Patent: December 15, 1981Inventor: Charles D. Skinner
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Patent number: 4245938Abstract: A device for controlling and positioning a carriage in a tool machine, in particular the feed carriage on a gear hobbing machine. The device utilizes cams oriented one after the other and which operate a plurality of switches to control the advance of the carriage. The end position of the carriage which is controlled by a control switch is determined by two cam carriages. The first cam carriage is positionable with a rough or coarse adjustment relative to the machine frame and the second cam carriage is finely adjustable relative to the first cam carriage. The cam carriages carry the aforementioned cams to effect a control of the movement of the feed carriage path adjacent the workpiece.Type: GrantFiled: January 22, 1979Date of Patent: January 20, 1981Assignee: Carl Hurth Maschinen- und ZahnradfabrikInventors: Max Kriegl, Georg Riedmayr
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Patent number: 4209910Abstract: An auxiliary device for use with vertical turning and boring machine tools having rotary work surfaces. The auxiliary device has a generally circular-shaped pallet and a support or mounting frame for supporting the pallet. The pallet has a hub for centering the pallet on a rotary work surface of a machine tool or for centering the pallet on the mounting frame. The pallet is fixed in such manner to the mounting frame that it can rotate with respect to the mounting frame and is fixed to the machine tool in such manner that it rotates with the rotary work surface. The pallet includes a plurality of radially extending openings which are engageable by clamping devices to position one or more workpieces in a desired position on the pallet. The mounting block has a central portion for supporting the hub of the pallet and radially extending arms having rollers engageable with a circular track positioned on the bottom surface of the pallet. One of the rollers is driven to rotate the pallet.Type: GrantFiled: May 12, 1978Date of Patent: July 1, 1980Assignee: Gunther Rathsack IngenieurtechnikInventors: Gunther Rathsack, Reinhard Hendel