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| Number | Title | Issue Date |
| 7377729 | Method of drilling holes in lenses by means of a numerically-controlled drill and apparatus for implementing said method The present invention relates to a method and apparatus for drilling holes in lenses for making “rimless and pierced-lens” spectacles. According to the invention, the apparatus comprises: a bed (11) carrying a numerically-controlled drill (12) whos... | 05/27/2008 |
| 7275897 | Drilling machine for panels A drilling machine for drilling variable-thickness on-edge supported wood, plastics material, aluminum panels, comprises a bottom intermittent conveyor for abutting against a bottom edge of a panel and horizontally conveying a panel to be processed to a tool bearing... | 10/02/2007 |
| 7210880 | Lock set installation apparatus and kit and method of using the same A lock set installation apparatus has a pair of hole saw guides which locate a hole to receive door operating members of a lock set. Each hole saw guide has at least one rail member which oppose one another. A lock bolt hole mechanism is movable and coupled with the... | 05/01/2007 |
| 7107699 | Workpiece size alignment device A workpiece size alignment device includes a rail set including a plurality of guide rails each having a top face formed with an elongated guide channel extended longitudinally, and a ruler set mounted on the rail set and including a plurality of rulers each removab... | 09/19/2006 |
| 7090446 | Optical lens drill press An optical lens drill press outfitted with specialized lens holding and displacement platform assemblies that allow the user to manipulate the angle and hold lenses in position, whereby selected areas pre-designated for the fabrication of apertures can be produced a... | 08/15/2006 |
| 7025541 | Drilling device for frameless glasses A drilling device for frameless glasses with a drill head (34), which can be moved up and down. The drill head (34) can be inclined to either side and a holding device (50, 56, 58) is provided for the two lenses of a pair of glasses, in which ho... | 04/11/2006 |
| 6712565 | Drilling device for frameless glasses A drilling device for frameless glasses with a drill head (34), which can be moved up and down. The drill head (34) can be inclined to either side and a holding device (50, 56, 58) is provided for the two lenses of a pair of glasses, in which ho... | 03/30/2004 |
| 6655428 | Dowel hole & slot cutter A dowel hole and slot cutter comprise a motor having a base slidably mounted on a track and a cylindrical cutting bit mounted at one end of the motor and extending outwardly therefrom. A support includes a pair of arms with one arm extending upwardly from... | 12/02/2003 |
| 6334745 | Apparatus and method for working double sided workpiece An apparatus for working on both sides of a flat workpiece includes a first support surface having a first axial line thereacross, a second support surface juxtaposed to and associated with the first support surface and having a second axial line thereacr... | 01/01/2002 |
| 6109840 | Method and device for aligning a workpiece on a machine tool table The workpiece or pack of printed circuit boards is fitted to a clamping fixture carried by the table and is machined by a machining head; the head and the table being movable with respect to each other along two coordinate X, Y axes. The aligning method i... | 08/29/2000 |
| 5980167 | Table fence assembly of drill press capable of facilitating accurate drilling on workpiece The table fence assembly comprises a rear fence, a front, and a plurality of locking bolts and locking nuts. The rear fence has a L-shaped cross section that includes a horizontal section and a vertical section. The sections are each provided with an elon... | 11/09/1999 |
| 5893691 | Machine tool In a machine tool provided with a column 4 mounted on a back end portion of a bed 1 having a table 2, and a spindle head 20 arranged in a vertically movable manner to the column 4, both sides of an upper portion of the column 4 is connected with both side... | 04/13/1999 |
| 5865576 | Relative positioning machine A relative positioning machine has a first panel for supporting a spindle thereon, a second panel for supporting a workpiece, first through fourth support mechanisms by which the first and second panels are tiltably supported for angular movement about an... | 02/02/1999 |
| 5829928 | Apparatus and method for machining valve seats in an engine cylinder head The valve seat and guide machine comprises a base structure which supports a pantograph having a major arm and minor arm which moves slidably with respect to the major arm. A spherical head is supported by a number of sphere seats attached to the pantogra... | 11/03/1998 |
| 5782585 | Precision drill for drilling noncircular bores A precision drill for drilling noncircular bores, comprising a drill bit on a shaft and a holder for the workpiece being drilled, for providing a drill that can operate economically at high speeds. The workpiece holder oscillates translationally in at lea... | 07/21/1998 |
| 5758558 | Precision measuring apparatus for locating workpieces for work operations 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 f... | 06/02/1998 |
| 5713702 | Adaptors for a drill stand An adaptor mounting a drill stand on an I-beam comprises a base plate which is clamped to a flange of the beam by clamping arrangements. A table of the drill stand is then bolted to cross-members slidably mounted on the base plate. In another arrangement,... | 02/03/1998 |
| 5634748 | Drill press having a movable head and a tilt table A drill press assembly having a base mountable to a work bench, a vertical column attached to the base and a drill head assembly having an electric motor and a quill. The drill head assembly is movably attached to the column. A rack is rotatably attached ... | 06/03/1997 |
| 5547319 | Machine tool apparatus having a work piece support table supported by an articulating arm A machine tool apparatus having a work piece support table supported by an articulating arm. The machine tool apparatus includes a stand and a motor mounted to the stand. A movable cutting tool holder is provided and a transmission mechanism is drivingly ... | 08/20/1996 |
| 5537927 | Apparatus and method for precisely drilling alignment pin register holes in pre-marked flexible printing plates An apparatus and method for aligning flexible printing plates and for accurately drilling pin register holes therein includes a three-way adjustable table top assembly which can be selectively adjusted in X and Y directions and rotated about an axis. A pn... | 07/23/1996 |
| 5507605 | Finger hole drilling machine for bowling ball A finger hole drilling machine for a bowling ball is disclosed. The drilling machine includes a ball seat assembly, an air suction/expelling valve unit, a marking pen assembly and a turntable assembly. The ball seat assembly has a ball seat housing of the... | 04/16/1996 |
| 5505104 | Drive apparatus and XY table on which it is equipped A drive apparatus, along with an XY drive apparatus on which it is equipped, is provided which, together with allowing highly accurate driving and positioning of a driven object by absorbing deflection in the radial direction of a nut, achieves reduced si... | 04/09/1996 |
| 5468101 | Wood working machine and table translation apparatus for the same A table translation apparatus for a wood working machine is disclosed wherein a table can be repetitively moved at a high speed within a small distance to enhance the working efficiency for wood. A pair of front and rear screw shafts are supported for rot... | 11/21/1995 |
| 5427478 | Bowling ball drilling apparatus An apparatus for positioning a bowling ball during a drilling process and method that provides reproducible orientations of the ball for accurately modifying and repeating the drilling process is described. The apparatus affixed a bowling ball while expos... | 06/27/1995 |
| 5326197 | Drive apparatus A drive apparatus that is compact in size, low in cost, allows the attaining of a high degree of accuracy as well as high-speed driving, suppresses noise, and obtains both large thrust and braking force. The present invention is able to obtain the above-m... | 07/05/1994 |
| 5294220 | Machining apparatus An improved machining apparatus for machining a workpiece. The machining apparatus includes a base assembly having a base support member and a table support frame non-movably attached to the base support member. A pair of cross members span the upper surf... | 03/15/1994 |
| 5292211 | Drive apparatus and XY drive apparatus on which it is equipped A drive apparatus and a XY drive apparatus on which it is equipped that accomplishes highly accurate driving and positioning of a driven object by absorbing deflection of a nut in the radial direction while employing a simple construction. Deflection of a... | 03/08/1994 |
| 5289860 | Boring machine, particularly for woodworking The invention relates to a boring machine, particularly for woodworking, for boring rows of holes and structural bores in plate-shaped workpieces such as cabinet sidewalls, cabinet doors, etc., with a machine frame having a workpiece holder and an adjusta... | 03/01/1994 |
| 5287899 | Boring machine, particularly for woodworking The invention relates to a boring machine, particularly for woodworking, for boring rows of holes and structural bores in plateshaped workpieces such as cabinet sidewalls, cabinet doors, etc. with a machine frame having a workpiece holder and a boring ass... | 02/22/1994 |
| 5108242 | Paper drilling apparatus A vertical support post mounts a drill head thereon, wherein the drill head is reciprocatable relative to the post to effect drilling of holes within paper stacks mounted upon a reciprocating table orthogonally oriented relative to the post positioned bel... | 04/28/1992 |
| 4993189 | Floating fixture platen A floating fixture platen for use on machine tools having a machine support structure and a machine tool portion rotatable about an axis of rotation, the floating fixture platen including a planar member mounted on the machine support structure in a posit... | 02/19/1991 |
| 4850763 | Tool track for use on aircraft A semi-automatic track drill for use in drilling fastener holes for an aircraft body includes a pair of generally spaced, parallel rails. A plurality of slider bars extend between the rails and are connected thereto in a manner so that each bar can be sli... | 07/25/1989 |
| 4848327 | Apparatus and procedure for blind alignment of fasteners extended through transverse holes in an orthopedic locking nail A method for placing screws in an orthopedic nail used in setting fractures of the long bones of the body. A fluoroscope assembly is used initially to develop an image on a monitor. This image enables the physician to adjust the fluoroscope assembly until... | 07/18/1989 |
| 4786216 | Printed circuit board drilling machine A printed circuit board is supported at its peripheral portion and is moved and positioned by a drive mechanism. During the drilling of a hole in the circuit board, the thrust of the drill acting upon the circuit board is born by a sliding contact surface... | 11/22/1988 |
| 4765785 | Trailer drilling machine A machine for drilling holes in the deck of a flat bed or other type trailer. The machine has a cross beam and rails for a wheeled carriage supporting a drill press for drilling holes in the deck in an X-direction across the deck. The cross beam and rails... | 08/23/1988 |
| 4586597 | Apparatus for feeding platelike workpieces to a tool station of a machine tool Apparatus for feeding platelike workpieces to a tool station of a machine tool comprises a frame carrying a straight track, and a carriage, which is guided by said track and carries transverse conveying means for conveying the workpieces. In order to ensu... | 05/06/1986 |
| 4483222 | Pipe reaming device A device for removing pipe attached to a fitting includes cutting apparatus for removing the pipe disposed within the fitting. A wrench apparatus is connected to the cutting apparatus for gripping the fitting to prevent its movement when the cutting appar... | 11/20/1984 |
| 4057358 | Dowel bore forming and routing jig A generally horizontal support table is provided including an upper surface and defining a transverse center line. A support member is supported from the table for guided rectilinear reciprocation toward and away from one side of the table in a plane norm... | 11/08/1977 |
| 4054396 | Template holder A template holder for clamping a template to a workpiece including a pair of parallel rods mounted one above the other on a spacer block, the upper rod is connected to a template. The lower rod is pivotably connected to the spacer block and is connected t... | 10/18/1977 |
| 4012030 | Fixture for precision positioning of work pieces A fixture for holding of work pieces on a work table of a machine tool and for precision positioning of the work pieces in rotation and in translation. The fixture is held by springs pressing it against the work table and is thus floating on the work tabl... | 03/15/1977 |
