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| Number | Title | Issue Date |
| 7282818 | Power hand tool having a proximity detector The present invention provides a power tool with a hand proximity detector to detect the hand of an operator and a trigger circuit operable with the detector to control the operation of a light in the housing or to provide a safety lockout function. One embodiment i... | 10/16/2007 |
| 7195430 | Horizontal boring machine tool A horizontal boring machine tool is described that includes a boring bar equipped with a cutting bit and a counter-bar coupled in head-to-head rotation with the boring bar. This counter-bar is also equipped with a cutting bit, or a series of cutting bits destined to... | 03/27/2007 |
| 7171738 | Systems for processing workpieces Systems, including method and apparatus, for processing workpieces driven automatically along a linear path to a plurality of positions disposed substantially along the linear path. In some embodiments, a workpiece may be processed at one or more of the positions us... | 02/06/2007 |
| 7156590 | Quill lock assembly A quill lock assembly for locking a quill of a device such as a drill press is described. The quill lock assembly includes a cam assembly and a handle connected to the cam assembly. The cam assembly is connected to the device, such as with a mounting bracket or the ... | 01/02/2007 |
| 7080431 | Apparatus and methods for double ended processing System, including apparatus and method, involves processing materials in opposite directions between two machines along a processing path. ... | 07/25/2006 |
| 7052217 | Multiple cutting edge rotary tool The invention relates to a multiple cutting edge rotary tool having a radial individual adjustment of each cutting edge or having a central adjustment for all cutting edges together. The multiple cutting edge rotary tool used for machining has a number of holders th... | 05/30/2006 |
| 6910945 | Honing method and honing apparatus In a coarse honing step in a section (101), a honing head (15) provided with coarse honing hones (17) is inserted into a cylinder bore (13) of a cylinder block (11), the honing head 15 is rotated while axially moving it, and... | 06/28/2005 |
| 6176322 | Power tool having interchangeable tool head A power tool system includes a tool body in which an activation switch (12) controls a motor (20). A plurality of interchangeable tool heads (50) are able to be accepted by the power tool in order to provide a dedicated tool. A releaseable lock-off mechan... | 01/23/2001 |
| 5816585 | Chuck element for machine tools with rotating jaw chuck A chuck system for machine tools with a rotating jaw chuck has clamping jaws of the jaw chuck which can be radially adjusted relative to an axis of rotation. The clamping jaws are displaceably mounted in a bearer connected with a drive shaft, and in which... | 10/06/1998 |
| 5791841 | Quill interlock The present invention is a quill interlock for a milling machine. Structurally, the present invention includes a clasp or other attachment means attachable to a milling machine. The clasp carries a switch which is activated when the quill of the milling m... | 08/11/1998 |
| 5470181 | Safety device for machine tools The present invention relates to a safety tool having particular, although not exclusive, use in conjunction with machine tools in which a locking device is employed to lock and unlock a movable machine element and wherein a counterweight is employed in c... | 11/28/1995 |
| 5127775 | Fail safe stop for a drill press control device Quality control attachment adapted to be fitted onto a threaded depth control bar of a drill press machine includes a sleeve having an axial opening for fitting onto the control bar and being longitudinally movable relative to the bar. The sleeve carries ... | 07/07/1992 |
| 4902176 | Processing apparatus which may be selectively set in two positions in accordance with fluid pressure A drive shaft rotated by an electric motor is disposed to penetrate through a main body, and a spindle is concentrically mounted at the distal end of the drive shaft so that the rotational force of the drive shaft moving in an axial direction thereof is t... | 02/20/1990 |
| 4610582 | Roller hold down device A roller hold down device for removable work table which has a pair of rollers which extend transversely across the workpiece mounted on the movable table so as to hold it down and with a pair of cam roller members mounted on either side of the movable ta... | 09/09/1986 |
| 4489525 | Replaceable spindle lock system A replaceable spindle locking system for a power tool enables an operator to replace a lock member without disassembling the tool. An externally-accessible retaining member, such as a washer, is trapped between a ledge located in a housing recess and a sh... | 12/25/1984 |
| 4456410 | Stabilization device for the stand of a drilling machine A stabilization device for the stand of a drilling machine which comprises a casing secured to the rear of the stand and having a vertical stepped opening and a horizontal opening intersecting the vertical opening at right angles, a punch received in the ... | 06/26/1984 |
| 4416569 | Tool position compensating mechanism A tool holder incorporating a tool position compensating mechanism which comprises a screw shaft rotatably supported in a tool mounting shell in axial alignment therewith and engageable with a stationary member on a machine tool for relative rotation with... | 11/22/1983 |
| 4358230 | Chuck operating device for hand drill The drill includes the usual tool spindle driven by reversible motor, and conventional chucking jaws which rotate with the spindle. The jaws are surrounded by an actuator which is drivingly connected to the jaws, and normally rotates with the jaws when th... | 11/09/1982 |
| 4280775 | Hole drilling machine and work positioning system A system for controllably positioning printed circuit boards or the like for the automatic drilling of holes therein. A plurality of individual work positions is provided, together with corresponding work carrier plates having individual or groups of circ... | 07/28/1981 |
