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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 7621702 | Timing element for a lubricant dosing unit, lubricant dosing unit, and method for dosing a lubricant A timing element for a lubricant supply system is capable of using pneumatics for the time of delivery of lubricant for a preset duration. In one example, the timing element has a cavity having an entrance and an exit, a first piston and a second piston. The first p... | 11/24/2009 |
| 7387477 | Controlled atmosphere cutting method using oxygen enrichment and cutting tool A controlled atmosphere cutting method and a cutting tool are provided to prevent wear on the cutting tool when cutting is performed on a material for forming an oxide protective film. According to the invention, in a cutting method of supplying gas in an atm... | 06/17/2008 |
| 7386911 | Apparatus for dislodging and removing contaminants from a surface of a machine tool An apparatus for dislodging and removing contaminants from a surface of a machine tool. The apparatus includes an arbor, a vacuum source, a tube, and a cleaning member disposed proximate a distal end of the tube. The cleaning member contacts a surface of the machine... | 06/17/2008 |
| 7357607 | Tool holder A tool holder is provided that is configured to deliver coolant to a work piece and/or a cutting tool. The tool holder includes a tool mounting aperture for receiving a shank of a cutting tool, and an axially extending central passage for receiving coolant deliver t... | 04/15/2008 |
| 7334969 | Methods of drill nozzle use and manufacture In an embodiment, a drill nozzle includes a housing having a bristle brush ring attached. The housing of the drill nozzle may include an air intake, multiple coolant inlets, multiple coolant jets, a vacuum tube, and mounting flanges. The air intake may provide a thr... | 02/26/2008 |
| 7322429 | Portable drilling machine A portable drilling machine includes a housing; a drill chuck positioned on a front surface of the housing; a drill bit detachably coupled to the drill chuck; a driver positioned inside the housing to provide either the drill bit or the drill chuck with a rotational... | 01/29/2008 |
| 7273080 | Power tool support fixture A support fixture for a hand-held power tool includes a base plate and a guide plate assembly supported for movement relative to the base plate to bring the working end of the power tool into contact with a workpiece on which the base plate is supported. The guide p... | 09/25/2007 |
| 7267512 | Power assisted drill press A power assisted drill press having a feed cylinder fed by a variable pressure regulator which allows a user to controllably feed a bit and work material together while activating a drill motor to rotate the bit. An embodiment of the power assisted drill press utili... | 09/11/2007 |
| 7226251 | Drilling device and drilling method used with such a device A method for using a drilling device with a rotating tool, a drilling machine and lubrication device. The device includes an intermediate chamber for storage of chips produced during an elementary drilling operation, and a scavenging device capable of generating an ... | 06/05/2007 |
| 7220088 | Toolhead for multi-axis machine tools A toolhead for use on a multi-axis machine tool consists of a support assembly equipped with a pivoting spindle designed to accept a removable tool-holder, and centered on a machining axis about which a tool clamped to the tool-holder can be driven in rotation. Also... | 05/22/2007 |
| 7185573 | Vacuum wheel chuck A wheel chuck assembly includes a support plate having at least one aperture formed therethrough. The support plate is adapted to be mounted upon a lathe spindle. An air conveying device is mounted adjacent to the support plate and is operable to induce an air flow ... | 03/06/2007 |
| 7160063 | Coolant feed drill nozzle with thrust-vectored exhaust A drill nozzle includes a housing having a bristle brush ring attached. The housing of the drill nozzle may include an air intake, multiple coolant inlets, multiple coolant jets, a vacuum tube, and mounting flanges. The air intake may provide a thrust-vectored down ... | 01/09/2007 |
| 7134812 | Tool coolant application and direction assembly A coolant assembly for supplying coolant fluid to a tool includes an outer ring defining an inlet and an insert pressed within the outer ring including an annular channel. The annular channel is in communication with the inlet defined by the outer ring and includes ... | 11/14/2006 |
| 7108459 | Power assisted drill press A power assisted drill press having a feed cylinder fed by a variable pressure regulator which allows a user to controllably feed a bit and work material together while activating a drill motor to rotate the bit. An embodiment of the power assisted drill press utili... | 09/19/2006 |
| 7033308 | Automatic tool changing device for machine tool An automatic tool changing device capable of cleaning a contact surface of a spindle, which is to be in contact with a tool holder, with a simple structure. The device includes a turret having a plurality of grippers on its outer circumference and holding the tool h... | 04/25/2006 |
| 7025543 | Method of automated coolant delivery for a machine tool A method and apparatus for directing a coolant stream onto a cutting tool is made up of a nozzle pivotally mounted on a machine tool, the nozzle being automatically adjusted in response to movement of the machine tool via a retractable plunger or other linear drive ... | 04/11/2006 |
| 7018959 | Water-based metal working fluid A water-based, recyclable metalworking fluid comprises a polyalkylene glycol, an alkanolamine, a polyglycol surfactant, a polyol surfactant, a biocide and a corrosion inhibitor. The biocide may comprise a mixture of biocidal compounds effective against bacterial and... | 03/28/2006 |
| 7004690 | Drill build-up remover A system is provided for removing build-up on drills. The system includes a sensing component that automatically senses the size of a drill, a first component that automatically grips the sensed drill and positioning the gripped drill to a first position, and a disc... | 02/28/2006 |
| 6938633 | Method and apparatus for supplying process liquid for machine tool The present invention provides a method and apparatus for supplying process liquid s for a machine tool, which are able to reduce the consumption power and power factor of the pump 21 to a large extent in comparison with prior arts while maintaining the effec... | 09/06/2005 |
| 6923604 | Spindle device of machine tool A spindle device of a machine tool capable of preventing coolant mist from being excessively liquefied in an area between a mist outlet member 23 and near the rear end part of a tool 29, wherein a straight feed pipe 14 formed of a double tube ha... | 08/02/2005 |
| 6913427 | Adjustment device for self-colleting drill motors An adjustment device comprises a first portion and a second portion. The first and second portions are adjustably engaging one another. The adjustment device has an overall length that is adapted to be adjusted by adjusting the first and second portions relative to ... | 07/05/2005 |
| 6902361 | Fixation device for a portable orbital drilling unit A fixation device for positioning a rotating machine tool onto a template, the template having at least one hole and at least one locating pin. The fixation device includes a housing with a housing tool end and a housing template end, a seat located on the housing t... | 06/07/2005 |
| 6874977 | High pressure coolant system A coolant system for a machining center includes a cutting tool selectively engageable with a work-piece and includes a pump for supplying a flow of coolant to the cutting tool, a motor drivingly engaging the pump, a pressure transducer measuring the pressure of the... | 04/05/2005 |
| 6772042 | Programmable coolant nozzle system A programmable coolant nozzle system includes a coolant fluid nozzle fixed to a manifold so that the centerline of the nozzle and the centerline of the manifold block are perpendicular. This feature allows coolant fluid to be rotatably directed from the nozzle at gr... | 08/03/2004 |
| 6746185 | Nozzle for lubricating a workpiece The present invention relates to a nozzle for use in a metalworking process, whereby the nozzle is designed to precisely deliver an oil-containing liquid and non-flammable gas mixture onto the interface between a metalworking tool and a workpiece, whereby the nozzle... | 06/08/2004 |
| 6715971 | Automated coolant delivery method and system for a machine tool A method and apparatus for directing a coolant stream onto a cutting tool is made up of a nozzle pivotally mounted on a machine tool, the nozzle being automatically adjusted in response to movement of the machine tool via a retractable plunger or other linear drive ... | 04/06/2004 |
| 6705142 | Metal shaping process using a novel two phase cooling lubricant system A process for the cutting or non-cutting forming of metals using two cooling lubricants, wherein an oil or a first emulsion having an oil content of at least 10 wt. % is applied to the workpiece, as a first cooling lubricant, at the tribo-zone and, at the same time,... | 03/16/2004 |
| 6702199 | Coolant feeding device of machine tool The present invention prevents coolant from leaking out of a valve (23) after a feed pump (4) stops feeding the coolant, and diminishes a time-lag between the onset of feeding the coolant and mist generation, when the feed pump (4) starts feeding the cool... | 03/09/2004 |
| 6474914 | Tool-driving device, particularly for machine tools A tool-driving device (1), which is particularly provided for machine tools, has an internal drive (9), which serves to drive a tool. Also provided is a control device (36), which detects the movement of the tool-driving device (1) and correspondingly con... | 11/05/2002 |
| 6394940 | Chip suction type machine tool A chip suction type machine tool continuously removing chips produced during work machining by air suction, comprising a tool attaching part (200) in which a vent hole (s1) is formed and a spindle head (100) having an air suction hole (s2) communicating w... | 05/28/2002 |
| 6382887 | Nozzle for liquid coolant in a machine tool A frame-like nozzle for liquid coolant disposed above a machining tool is connected to a vertical main shaft. The nozzle is coaxial with the main shaft and directed downward. The nozzle has an inner peripheral wall, an inner flange formed in or close to t... | 05/07/2002 |
| 6287058 | Cutting tool and method for supplying cutting medium to the same A cutting tool for a machine tool including a tool body, at least one cutting edge and a cutting medium supplier. The tool body has one and another end portions along an axis thereof and is configured to be attached to a machine tool at the another end po... | 09/11/2001 |
| 6264590 | Tool holder unit for chuck mounting heads The invention relates to a unit for holding a tool for chuck mounting heads used in machining where chips are removed from the worked part and waste material consequently produced. The unit comprises: a tool holder spindle designed to be attached to the c... | 07/24/2001 |
| 6257812 | Hot rolled plate joining apparatus There is provided a rolled plate joining apparatus equipped with a truck that can travel reversibly in the rolling direction, tailing end pinch rolls that are mounted on the truck and can be moved vertically with the tailing end of a preceding rolled plat... | 07/10/2001 |
| 6164881 | Machine tool In order to process a solid processed object with a simple construction, and to process a solid and flat work while effectively collecting particulate scraps, in a machine tool for processing work in which a working table on which the work is mounted and ... | 12/26/2000 |
| 6126368 | Rotary tool with a cooling apparatus A rotary tool for imparting rotation to a drill or an attachment element (2), and including a rotation-imparting element (14), and apparatus (6) for storing a cooling medium, and a conduit (7) for delivering the cooling medium to an operational side end r... | 10/03/2000 |
| 6123270 | Work machining method and apparatus for supplying mist used therein A work machining method including ejecting from a nozzle a plurality of liquids separately toward a workpiece to be machined and a machining part and mixing the liquids each other as the liquids are made in a mist form; whereby the liquids in a mist form ... | 09/26/2000 |
| 6103442 | Method and apparatus for producing electrophotographic photosensitive member The present invention provides a method of producing an electrophotographic photosensitive member capable of obtaining high-quality uniform images without image defects and nonuniformity in image density. The method of producing an electrophotographic pho... | 08/15/2000 |
| 6071047 | Method and apparatus for feeding coolant liquid and separating and recovering it in cutting machine and grinding machine A coolant liquid feeding method comprises feeding a coolant liquid, with air bubbles caused to form continuously therein, for cutting or grinding operation to a region under machining, expediting the splashing of air bubbles in all directions when the air... | 06/06/2000 |
| 5993121 | Cooling device for multi-axis rotary machining tool A cooling apparatus for cooling a tool rotated by a spindle of a machining device. The cooling apparatus includes a tube having a plurality of orifices. The tube is mounted onto a stationary housing about the spindle to substantially encircle an axis of t... | 11/30/1999 |
