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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8006596 | Cutting tool and parts and accessories therefor A cutting tool in accordance with the invention may include an arbor lock, located within its housing, for preventing the arbor from rotating to assist an operator in installing, removing or replacing the saw blade. The cutting tool may also include an internal stor... | 08/30/2011 |
| 7895929 | Blade driving mechanism for a table saw A blade driving mechanism for a table saw, wherein the table saw comprises a main frame and a saw blade mounted to an driven by the blade driving mechanism, and the blade driving mechanism comprises an electrical motor mounted to the main frame, with the motor being... | 03/01/2011 |
| 7546791 | Saw blade lifting mechanism for sawing machine A saw blade lifting mechanism for a sawing machine includes a fixed table having a bottom transverse rod, a bracket pivoted to, a support member fastened to the transverse rod and provided with a sliding slot, a swinging member pivoted to the bracket and turnable ba... | 06/16/2009 |
| 7369916 | Drill press A power tool control system connected with a drill press provides a system for determining operational settings for the drill press and/or structural factors of a workpiece to be operated upon by the drill press. For instance, the power tool control system may estab... | 05/06/2008 |
| 7359762 | Measurement and alignment device including a display system A graphical user interface communicatively coupled with a non-contact measurement and alignment device enables user control over and display of the readings from the non-contact measurement and alignment device. In operation with a power tool, the graphical user int... | 04/15/2008 |
| 7350445 | Brake cartridge for power equipment Safety systems for power equipment, and components and brake cartridges for use in those safety systems, are disclosed. The safety systems, components and brake cartridges are specifically applicable for woodworking equipment such as saws. An exemplary brake cartrid... | 04/01/2008 |
| 7343840 | Sawing machine having cutting angle adjustment mechanism A sawing machine has a cutting angle adjustment mechanism for adjusting the cutting angle of a saw blade. The adjustment mechanism includes a handwheel for rotation by the user to bias a bracket on which a saw unit having the saw blade is mounted so as to further ad... | 03/18/2008 |
| 7337702 | Bevel stop mechanism for a miter saw A miter saw includes a table on which a workpiece is placed, a saw assembly supporting a saw blade and having a motor for rotatably driving the saw blade, a housing pivotally supporting the saw assembly related to the table in such a manner that the saw assembly is ... | 03/04/2008 |
| 7320270 | Table saw A table saw includes a table, a saw unit coupled to a substantially inverted U-shaped suspension girder, two supporting devices fixedly fastened to the bottom side of the table to support the suspension girder, and two sliding blocks respectively fastened to the two... | 01/22/2008 |
| 7311028 | Front bevel indicator/front bevel lock A gear and shaft assembly that translates the bevel of a power tool to an indicator more easily readable by an operator provides a front bevel indicator and locking mechanism. A locking mechanism is conveniently placed within reach of the operator and directly contr... | 12/25/2007 |
| 7302879 | Miter saw with angle adjustment A miter saw with angular adjustment has a carrier (1), a turntable (3) which is able to turn relative to the carrier (1) and which forms a workpiece support surface (2), and a turntable fixing device (8) for fixing the turntable ( | 12/04/2007 |
| 7290474 | System for rapidly stopping a spinning table saw blade A system for stopping a spinning table saw blade is comprised of a pin assembly disposed adjacent to a saw blade assembly for stopping a spinning saw blade. A receiving block is disposed on a side of the saw blade opposing the pin assembly for receiving the tip of t... | 11/06/2007 |
| 7287453 | Woodworking table with an auxiliary device A woodworking table with an auxiliary device to provide fast and precise cutting of a work piece at the angle as desired includes a case and a sawing controller. Adjusting slots and pivoting holes are provided on two sides of the case for the sawing controller to pe... | 10/30/2007 |
| 7284467 | Apparatus and method for detecting dangerous conditions in power equipment Woodworking machines are disclosed having electrically conductive cutting tools adapted to cut workpieces. The machines include a contact detection system capacitively coupled to the cutting tool, and adapted to detect contact between a person and the cutting tool. ... | 10/23/2007 |
| 7275470 | Miter saw A miter saw includes a base, a table rotatably mounted on the base, and a extension arm rigidly connected to the periphery of the table and extending radially away from the axis of rotation of the table. The angular position of the table relative to the base may be ... | 10/02/2007 |
| 7267039 | Circular sawing machine with a multi-directional adjustable laser indication device A circular sawing machine has a multi-directional adjustable laser indication device that includes a body, a support rod disposed rotatably and movably within the body, and a laser lamp fixed on the support rod so as to form a visual indication line on a worktable. ... | 09/11/2007 |
| 7249549 | Zero-clearance table saw insert A table saw insert (10) includes an annular table insert portion (22) formed of machinable aluminum and a kerf insert portion (20) received in a stepped passage (44) formed in the table insert portion (22). Holding screws (56 | 07/31/2007 |
| 7243440 | Gauge for use with power tools A gauge for connecting with a power tool and providing a system for determining structural factors of a workpiece to be operated upon by the power tool is provided by the present invention. The gauge including a probe connected with a sensor via a spring, wherein co... | 07/17/2007 |
| 7240598 | Power transmission structure with dual blade shaft of a circular saw A power transmission structure with a dual blade shaft of a circular saw wherein the rear end of the driving shaft of the driving roller is provided with a fixing plate pivotally mounted with a steering roller, a steered roller and a dual level transmission roller. ... | 07/10/2007 |
| 7234380 | Side pressure splitter The present invention is directed to an apparatus for maintaining contact between a portion of a workpiece between a kerf intrusion device and an alignment fence. In an aspect of the present invention, a table saw is configured with a support having a support surfac... | 06/26/2007 |
| 7231856 | Apparatus and method for detecting dangerous conditions in power equipment A machine such as a saw, jointer, planer, etc. is disclosed. The machine has cutting tool, a direct drive mechanism configured to move the cutting tool, a detection system adapted to detect the occurrence of an unsafe condition between a person and the cutting tool,... | 06/19/2007 |
| 7228630 | Hair-cutting apparatus comprising a hair suction device A hair cutting device with a suction device for drawing off cut pieces of hair is provided. A varier, which may have an adjustable spring loaded movable wall portion, reacts to the circumstances of the hair being cut and adjusts an air flow rate in the area of the s... | 06/12/2007 |
| 7225712 | Motion detecting system for use in a safety system for power equipment A woodworking machine including a detection system adapted to detect a dangerous condition between a person and a working portion of the machine is disclosed. The machine includes a reaction system associated with the detection system to cause a predetermined action... | 06/05/2007 |
| 7219585 | Cutting workstation A cutting workstation which includes a cutter mounted on an arm type configuration. The arm configuration is slidably moveable relative to a divided work piece support table, the cutter moveable there between. Further, the cutter is capable of elevating the arm eith... | 05/22/2007 |
| 7201090 | Front-accessible bevel locking system A front-accessible bevel locking system for use with a power tool, including a mechanism for locking the power tool into a selected tilt or bevel position for bevel angle cuts. The bevel locking mechanism has a lever attached to a link rod by a cam mechanism such th... | 04/10/2007 |
| 7171879 | Discrete proximity detection system A machine is described having at least one dangerous portion. The machine also includes a safety system to detect dangerous proximity between a person and the dangerous portion and perform a predetermined action to limit or prevent injury to the person from the dang... | 02/06/2007 |
| 7140361 | Stone cutter having blade angle adjustment device A stone cutter having blade angle adjustment device includes a rectangular base having a pair of sliding bars, three cutting grooves of different slanting sections and two alignment of rectangular through hole in the top, a pair of hollow interior rectangular bars a... | 11/28/2006 |
| 7137327 | Riving knife assembly for a dual bevel table saw An embodiment of the present invention is directed to a riving knife assembly for a dual bevel table saw, comprising: a first armature configured for coupling with a beveling member; a second armature adjustably and rotatably coupled with the first armature; a first... | 11/21/2006 |
| 7134373 | Throat insert for a table saw An apparatus for use with a table saw to decrease a clearance of a surface surrounding a saw blade includes a throat plate that is inserted into an elongated slot that is provided in the surface of the table saw. The throat plate includes an enlarged opening with a ... | 11/14/2006 |
| 7127977 | Remotely actuated beveling systems for a miter saw A miter saw has a remotely actuated bevel angle locking system and a bevel angle adjustment assistance system with a remote override actuator so that the user does not need to reach around to the back of the miter saw to adjust the bevel angle. The remote actuator f... | 10/31/2006 |
| 7089841 | Attachment assembly for conventional bench saw An attachment assembly for mounting to a conventional bench saw having a frame, a work supporting table on the frame displaying an opening therethrough and a pair of longitudinal grooves on a top face thereof, a moveable structure mounted to the frame and carrying a... | 08/15/2006 |
| 7059228 | Hand-controlled circular saw A circular saw includes a universal arm mounted to a rear end of a base member of the circular saw. A housing with a saw blade is pivotally connected to the universal arm. A drive device is longitudinally mounted to the housing for driving the saw blade and includes... | 06/13/2006 |
| 7055417 | Safety system for power equipment Safety systems for power equipment are disclosed. The safety systems include a detection system adapted to detect contact between a person and a working portion of a machine, where the detection system is adapted to capacitively impart an electric charge on the work... | 06/06/2006 |
| 7047856 | Saw table A saw table assembly for cutting a workpiece with a saw. A pair of rails for supporting a working surface and a track. The suitable work surface includes a first group and a second group of table sections with extension rails disposed within the table sections. A co... | 05/23/2006 |
| 7044041 | Miter saw The miter saw includes a base assembly, a rotatable table rotatably connected to the base assembly, the table having a table plane, a fence connected to the base assembly and having a fence plane, a saw assembly including a motor and a blade driven by the motor, the... | 05/16/2006 |
| 7021186 | Bevel adjustment mechanism for a compound miter saw A compound miter saw having a bevel adjustment mechanism for adjusting the angle of inclination of a cutting disk relative to a top surface of a turntable. The bevel adjustment mechanism includes a first knuckle for adjusting the angle of inclination of the cutting ... | 04/04/2006 |
| 7013780 | Miter saw with wear plates and orientation system therefor A compound miter saw includes a unique table assembly which incorporates an orientation system for a group of wear plates and a three position lock system. The wear plates between the table assembly and the base of the miter saw have a different configuration at eac... | 03/21/2006 |
| 7011006 | Automated board processing apparatus In preferred embodiments the invention includes a transverse board conveyor, a board extrusion portion, a marking station, a sawing portion, and a plurality of board feeding portions, all of which are controlled by a process controller. In such preferred embodiments... | 03/14/2006 |
| 6997090 | Safety systems for power equipment A saw with a safety system is disclosed. The safety system includes a detection system adapted to detect contact between a person and a blade while the blade is moving. The safety system further includes a brake system adapted to engage the blade and to stop the bla... | 02/14/2006 |
| 6994004 | Table saw with improved safety system A table saw having a brake mechanism configured to engage and stop a blade is disclosed. The table saw includes a brake positioning system configured to adjust the position of the brake mechanism to maintain the brake mechanism in an operative position relative to t... | 02/07/2006 |
