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| Number | Title | Issue Date |
| 7726915 | Machine for spectacle lens A machine for spectacle lens, comprising a lens holding unit for holding left and right spectacle lenses, and a drill drive unit relatively moving in left and right directions and in front and rear directions with respect to the lens holding unit and for forming a h... | 06/01/2010 |
| 7334313 | Numeric control bore for boring an eyeglass lens and corresponding method Numeric control bore for boring an eyeglass lens and corresponding method. The bore comprises a bedplate (1), attachment device (3) for the lens (5), rotation device (9) for the lens (5) according to a first axis (7) (first ... | 02/26/2008 |
| 6964213 | Low power, high torque actuator retention A smart actuator and method includes an actuating device adapted to deliver a selected driving torque to a geartrain that is coupled to an output shaft and adapted to selectively convey the driving torque from the actuating device to the output shaft to achieve a se... | 11/15/2005 |
| 6719502 | Boring riser holes in a graphite mold A drill press is provided that is specially adapted for drilling openings into a cylindrical block. The cylindrical block is placed on an indexing plate that is circular and capable of rotational movement on the drill press table around the center axis of the cylind... | 04/13/2004 |
| 6585463 | Milling apparatus Apparatus for machining a groove in an arcuate workpiece segment comprises a horizontal milling table, a carriage mounted on the table and supporting a workpiece to be machined, a milling guide mounted on the carriage and including a vertical post, an arm... | 07/01/2003 |
| 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 |
| 5544988 | Working table assembly for a drilling machine A working table includes a lateral beam having one end for securing to a drilling machine and having a longitudinal channel for slidably engaging with a bolt which is extended downward from a block. A nut is threadedly engaged with the bolt so as to secur... | 08/13/1996 |
| 5529442 | Motorized tap tool driving apparatus A hole tapping device having a motor driven tapping tool with a bracing frame for resisting reverse torque on the motor frame caused by resistance of the rotation of the tapping tool within a bore being tapped. The bracing frame has adjustable arms which ... | 06/25/1996 |
| 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 |
| 5413440 | Unit for milling and drilling A milling and drilling unit utilizes a stiff arm and a articulated arm, both arms being supported on an upright post and each being fitted with a clamping member that is capable of engaging bodies of substantial cross-sectional variation. The arms can be ... | 05/09/1995 |
| 4897000 | Clamping mechanism for an apparatus for drilling or countersinking holes in a workpiece An apparatus for countersinking rivet holes preformed at circumferential spacings in the fuselage of an airplane and in annular reinforcing ribs of H-shaped cross section in the fuselage at axial spacings. Included is a carrier arm cantilevered to a frame... | 01/30/1990 |
| 4582105 | Work stand for electrically powered machines A work stand for power operated tools such as, for example, an electrically powered hand drill, with the work stand including a supporting bracket adjustable along a guide column, a guide plate pivotable about a horizontal axis at the supporting bracket, ... | 04/15/1986 |
| 4163623 | Multiple spindle drilling machine for wide flange beams A multiple spindle drilling machine comprising a drilling device attached to a movable attachment stand to drill a web of a wide flange beam, the drilling device including a plurality of drills aligned in the lateral direction of the web, and a shifting d... | 08/07/1979 |
| 4118141 | Attachment for a rotary drive machine An attachment for a rotary drive machine of the type having a support stand and power tool means adapted to be mounted on the stand comprising an arm member disposed between and connecting the support stand to the power tool means. The arm member is rotat... | 10/03/1978 |
| 4073215 | Sub plate assembly for machine tools The disclosure relates to a tooling set up and subplate means for machine tools wherein a subplate is provided with intersecting rows of openings; said rows precisely intersecting each other at right angles and some of said openings having precision locat... | 02/14/1978 |
| 4072439 | Safety groove drill press and attachments An improved work-supporting table particularly adapted for shiftable mounting on the support column of a drill press is provided which permits the reciprocable drill bit to cut through the entire thickness of workpiece material supported on the table surf... | 02/07/1978 |
| 3940970 | Eyeletting attachment for drill presses A conventional drill press is provided with an eyeletting attachment to ele connector-type eyelets to be mounted in an electronic circuit board. The eyeletting attachment includes a pair of readily attachable tool holders; a movable upper holder attachab... | 03/02/1976 |
