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"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 7305744 | Apparatus for forming a power transmission belt An apparatus for forming a power transmission belt/belt sleeve with first and second shafts around which a belt/belt sleeve preform is trained. The belt/belt sleeve preform is guided and driven in an endless path around the shaft. A cutter bears against the belt/bel... | 12/11/2007 |
| 6931970 | Roller shade cutting machine A roller shade cutting machine includes a base, a track assembly, a shade holder, a slat cutting device and a shade cutting device. The track assembly is mounted the base and includes a stationary track and an adjustable track with a ruler slidably mounted on the st... | 08/23/2005 |
| 6742423 | Perpendicularly displaced window shade roller cutting assembly A window shade roller cutting assembly includes a base placed on a surface, a hollow guiding rod perpendicularly mounted on top of the base and having a fixing plate securely mounted on a side of the guiding rod, a measuring rod movable relative to the guiding rod, ... | 06/01/2004 |
| 6446532 | Turning machining tool The turning machining tool has a main body 2 forming tool holding portion 3. An insert holding portion 12 is provided to the main body so as to being rotatably in a predetermined plane. A insert 13 is detachably attached to the insert holding portion 12. ... | 09/10/2002 |
| 6227082 | Process and device for manufacturing workpieces with non-circular inner or outer contours as well as eccentrically positioned round boreholes and/or journals The invention pertains to a special process and devices for the production preferably by machining of workpieces with non-circular outer and inner contours such as squares, hexagons, ellipses, polygons and the like, or eccentric circular bores and/or tapp... | 05/08/2001 |
| 5967007 | Position drive, in particular for use in machine tools, and tool head having such a position drive The invention relates to a position drive for a tool head for use in machine tools. The tool head comprises a base body (12), a tool shank (16) which protrudes axially over the base body (12) and is coupleable to a rotating machine spindle (14), and a thr... | 10/19/1999 |
| 5641265 | Manipulating device for handling, in particular for orientating, workpieces, tools or the like A manipulating device for handling, in particular for orientating, workpieces, tools or the like, includes a workpiece head provided with a device for supporting at least one workpiece, a tool or the like, having at least one characteristic axis and drive... | 06/24/1997 |
| 5383380 | Material cutting machine for slicing a cylinder A machine for cutting slices from a cylindrical workpiece such as a log of pressure sensitive tape. The machine has a machine frame and a mandrel on the frame for holding and rotating the cylindrical workpiece. A disc shaped cutting blade is mounted on a ... | 01/24/1995 |
| 5261301 | Pipe cutting machine A portable pipe cutting machine comprises a frame, an arm having opposite ends and supported on the frame for pivotal movement about a pivot axis between the opposite ends, a cutting wheel rotatably mounted on one of the ends of the arm, and a hydraulic p... | 11/16/1993 |
| 5163347 | Device for cutting off the upper portion of a container constituting for instance a bottle neck A device for cutting off the top part of a container such as a bottle neck, comprising a plurality of pivoted arms operating like nippers gripping round the bottle necks and which carry each one at least at one of their ends a cutting form roller disposed... | 11/17/1992 |
| 4534151 | Method and apparatus for packaging paper rolls A method and an apparatus for packaging paper rolls (2), wherein a wrapper sheet (1) of such a size as to exceed the axial length of the roll is wrapped around the roll and the width of the wrapper sheet is reduced to a size corresponding to the length of... | 08/13/1985 |
| 4412401 | Apparatus for processing tubes An apparatus for processing especially heavy metal tubes comprises a frame supported by wheels, the frame having a plurality of supports consisting of rollers which may together support the tube to be processed. With a support which is quickly movable alo... | 11/01/1983 |
| 4216686 | Rotary cutting mechanism A rotary cutting mechanism for transversely slicing an elongated rotatably driven roll of material such as plastic film into a number of narrower rolls includes a pair of spaced-apart knife cutting blades mounted for free rotation about an axis parallel t... | 08/12/1980 |
| 4213357 | Cutting device for pipe jackets A device for cutting a metal or plastic jacket which surrounds a layer of foam on an insulated pipe is the subject of the present invention. A circumferential track mounts on the jacket and a ring gear is movable in the track. The cutting means is mounted... | 07/22/1980 |
| 4207785 | Double end metal turning A machine for turning successive axially fed work pieces at both ends simultaneously by means of a double-ended segmentally actuated collet construction wherein one collet has a fixed collet chuck and the other has a movable collet chuck; and rigidly cont... | 06/17/1980 |
| 4175454 | Apparatus for recovering paper in usable form from a damaged roll An apparatus for recovering in usable form the undamaged portion of a damaged roll of paper. The roll of paper is supported on its core so as to permit unreeling. A pivotable cutting assembly is positioned so that its power driven blade cuts the undamaged... | 11/27/1979 |
| 4096772 | Tire slitting apparatus A tire slitting apparatus for slitting tire carcasses circumferentially into segments comprises a frame with a tire slitting head mounted thereon to fit inside the body of a tire, and tire drive means to rotate the tire around the tire slitting head. Cutt... | 06/27/1978 |
| 4072072 | Dual tire cutting machine A device is provided which permits the simultaneous cutting or bisecting of a plurality of tires. Large, vertically mounted, circumferentially slotted wheels each adapted to receive a circular cutting blade in each slot, receive the tires. The cutting bla... | 02/07/1978 |
| 4037498 | Movable sizing gauge The length of segments cut from steel blooms that can be conveniently removed from a pass line in which a sizing gauge is positioned in close aligned relation to the pass line is increased by mounting the sizing gauge on a movable carriage. Support roller... | 07/26/1977 |
| 4012973 | Tire cutting apparatus Apparatus for cutting tire casings. A cutter engages the crown of a tire casing from one side, while the crown is supported by crown support means on its opposite side. Guide means cooperating with the crown support means holds the tire casing while cutti... | 03/22/1977 |
