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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 8113249 | Multi-function mortise/tenon apparatus A multi-function mortise/tenon includes a chassis including a placement portion for placing a work piece horizontally/vertically and at least one transverse sliding rod. A work table includes a first base member, a second base member and a lift/lower platform provid... | 02/14/2012 |
| 7762293 | Equipment for the production of building panels Floorboards with a mechanical locking system that allows movement between the floorboards when they are joined to form a floating floor. ... | 07/27/2010 |
| 7509984 | Mortiser and accessories therefor A power tool and accessories therefor including a variable speed motor for a mortiser, an integrated chisel positioning tool for positioning a chisel in a desired position, and an integrated tool sharpening device mounted directly on the power tool to permit ease an... | 03/31/2009 |
| 6978813 | Semi-automatic mortising machine A semi-automatic mortising machine includes a support base, a support bar, a guide device, a working device, a distance adjusting device, and a dust collection box. Thus, the displacement direction can be controlled in a manual manner during the working process, and... | 12/27/2005 |
| 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 |
| 6516842 | Hollow chisel mortiser with a rotor for adjusting a working angle of the mortiser A hollow chisel mortiser with a rotor for adjusting a working angle of the mortiser includes a base having a recess defined in a rear end of the base. The rotor rotatably abuts and is selectively secured on the rear end of the base. The rotor includes a p... | 02/11/2003 |
| 6041837 | Finger joint jig A jig for cutting a finger joint which eliminates the trial and error required to adjust the spacing between the key and the cutting blade. A key and an abutment are arranged on one side of the cutting blade. The key is connected to an alignment ledge on ... | 03/28/2000 |
| 5947173 | Cutting apparatus for wood or the like A cutting apparatus that performs cutting operations without being held by an operator and that is applicable to various cutting operations in addition to forming a biscuit groove. The cutting apparatus comprises a first base portion having a mount surfac... | 09/07/1999 |
| 5494089 | Tenon and mortice jig for a router A mortise and tenon jig for a router device includes a base structure; and a mounting member joined to the base structure, and being attachable to a support structure such as a table. It further includes first spaced apart parallel elongated guiding membe... | 02/27/1996 |
| 5289861 | Multi-purpose quick-change work surface platform for use with power tools A multi-purpose quick-change work surface platform for use with power tools which are secured by means of a unique interlocking mount and dismount system and used in conjunction with various size and types of cutting, routing, sanding, and shaping bits or... | 03/01/1994 |
| 5186226 | Woodworking machine with means for providing 3-dimensional cutting tool movement A woodworking machine having first and second carriages controlled by a work handle to carry a cutting tool carrier in X-Y direction, which cutting tool carrier can be directly moved by the work handle in Z direction, a chucking slide and a workpiece reta... | 02/16/1993 |
| 5031678 | Mortising machine A mortising machine comprises a base plate arranged to be located on a surface of a workpiece to be machined and having an opening, a mortising tool extending through the opening of the base plate and arranged to penetrate into the workpiece so as to remo... | 07/16/1991 |
| 5025841 | Multi-purpose support table for a router A table includes a support member having a work surface with an opening extending through the support member and the work surface. A first mechanism for mounting a router with the support member is provided. A router bit extends generally vertically throu... | 06/25/1991 |
| 5000628 | One step square hole drill bit A new square hole cutter is designed so as to be as compact as possible with minimal clearance space between each individual component. The rotating cutting gears are one piece items that attach to a central hub. The drive shaft and central drive gear are... | 03/19/1991 |
| 4940067 | Joining apparatus for cutting work pieces Apparatus for cutting biscuit joints can be quickly and easily mounted onto a conventional router table. The apparatus cuts mitered and compound mitered biscuit joints and it includes a work piece support surface which can be angularly adjusted with respe... | 07/10/1990 |
| 4903743 | Woodworking machine A woodworking machine comprising at least one tenoning-and-mortizing spindle associated with a length-cutting device and a pivoting roller table consisting of a roller carriage and an associated table plate receiving the workpiece and pivoting about said ... | 02/27/1990 |
| 4890655 | Butt-end wood holding system A butt-end wood holding system for a tenoning-and-mortising apparatus. The butt-end wood holding system comprising a pivotal guide member which engages the butt-end of a work-piece. The pivotal guide member is rotatably linked to the relatively fixed base... | 01/02/1990 |
| 4881583 | Woodworking machine A woodworking machine for cutting tenons and mortises in woods, especially window woods, and comprising at least one tenoning-and-mortising unit and at least one lengthwise profiling unit, where a length-cutting device and a roller table are associated wi... | 11/21/1989 |
| 4787432 | Apparatus and method for producing mortise and tenon joints A single mortise or a plurality of conveniently spaced mortises may be created in a single workpiece. A corresponding single or plurality of tenons may be created in a second workpiece to be joined to the first workpiece. The method of creating the mortis... | 11/29/1988 |
| 4653557 | Slot cutting machine A cross slide for receiving and locationally holding an elongate workpiece, such as a picture frame member, is supported upon a carriage which is reciprocally movable along an axis which is parallel to the longitudinal axis of the workpiece. The cross sli... | 03/31/1987 |
| 4576213 | Method and apparatus for machining a door or the like 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 t... | 03/18/1986 |
| 4484607 | Splinter prevention device in automatic cycle woodworking machines A device is fitted on automatic cycle woodworking machines and is able to protect the material subjected to machining against the danger of it splintering in the region of the outgoing edge of the tool. The device consists of a movable element provided with a ... | 11/27/1984 |
| 4479523 | Mortise and tenon jig A patterning jig for use with a router has a flat template with space-opposed side margins joined by respective front and rear margins. A first opening through the template is spaced inwardly a predetermined distance from one of the side margins and is ce... | 10/30/1984 |
| 4478264 | Mortising apparatus A mortising machine adapted for connection to a conventional electric motor includes a frame having rotatably mounted therein a helically-grooved shaft on which is threadedly mounted a router assembly carrying a rotatable router bit for reciprocation alon... | 10/23/1984 |
| 4446899 | Double-sided tenoner A tenoner provided with two driven milling cutters positioned opposite each other on both sides of a traveling carrier for a workpiece. Each cutter is carried in a carriage mounted in a supporting element which comprises a base displaceable on the frame i... | 05/08/1984 |
| 4352588 | Wood joint A rail and stile member of a wood frame is joined at a curvilinear edge at abutting facial surfaces. In a number of embodiments the members have a tenon and mortise connection behind the curvilinear edge. In one embodiment a three piece joint is formed wi... | 10/05/1982 |
| 4223708 | Double mortise cutter and method of using same A machine for cutting a rectangular mortise in either or both sides of a log intended for building construction, with means for determining accurately the spacing of each mortise from an adjacent end of the log and/or from an adjacent mortise, and the met... | 09/23/1980 |
| 4104938 | Apparatus for kerfing gypsum wallboard Disclosed is a gypsum wallboard panel having kerfing in opposing edges thereof which extends substantially the length of the edges but terminates prior to the corners of the panel a distance sufficient to prevent weakening of the corners of the panels.... | 08/08/1978 |
| 4073324 | Slot-mortising or mortising machine A mortising machine having a mortising tool which is designed to oscillate on an elliptical path; the mortising tool is supported on a carrier shaft which is eccentric to a motor drive shaft; the invention concerns the eccentric support for the support sh... | 02/14/1978 |
