Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7930832 | Rim unroller for paper cups A device is provided for unrolling a rim of a container, such as a paper cup. The device includes a first structure or section with an inside surface, a first end and a second end, including a pair of spaced apart cutting blades projecting from the inside surface. A... | 04/26/2011 |
| 7328513 | Cutter having changeable carrier A cutter includes a lever having a handle on one end and a fixed jaw on the other end and having one or more catches extended from the fixed jaw and having a groove formed in the fixed jaw, a cutter device is pivotally attached to the lever and has a cutter blade mo... | 02/12/2008 |
| 7300533 | Method and apparatus for repairing a wall covering A cutting implement has a body with a top and a bottom and one or more blades extending outwardly of the bottom and defining a closed cutting path. In one embodiment, the implement has a cutting depth control. The cutting implement is particularly useful in cutting ... | 11/27/2007 |
| 7249551 | Gasket cutter with changeable and reversible dies and punches A gasket cutter with changeable and reversible dies and punches including a body having upper and lower opposed arm members, a cylindrical member slidingly engaged within said upper arm member to be raised and lowered by rotation of a handle attached to the cylindri... | 07/31/2007 |
| 7228770 | Pliers Pliers for installing a bushing within a drive selector linkage assembly of an automobile. The pliers include a first arm having a first handle portion and a holder portion. The holder portion is configured to independently hold a bushing to be installed within a dr... | 06/12/2007 |
| 7007387 | Nail clipper for pets with curved blade pieces A nail clipper for pets has a scissors structure provided with cutting surfaces formed by curved blade pieces. The curved blade pieces are created by dividing a spherical or elliptical body into quarter pieces having a hollow interior and formed with curved cutting ... | 03/07/2006 |
| 6944953 | Corner cutter A cutting tool provides a device for cutting a plate glass corner. The structure includes upper and lower blades which are opened and closed to cut the plate glass. The upper and lower blade edge lines mutually oppose each other to form a cutter body having a scisso... | 09/20/2005 |
| 6840078 | Tool for shaping a workpiece The present invention relates to a tool for shaping a workpiece. The tool has two pivotally connected arms that are stroked between open and closed positions. Each arm has a handle, an intermediate coupling portion and a working portion. One working portion has a cu... | 01/11/2005 |
| 6757978 | Scissors for angularly cutting sheet stock Scissors for angularly cutting sheet stock is disclosed. The scissors comprises oblique slots in a lower handle, fasteners in the oblique slots, a rear elongate slot in a lower ridge of a board, and a pin slidably defined in the elongate slot. In a closed state, fas... | 07/06/2004 |
| 6438924 | Slot forming tool for wall construction The present invention relates to a slot-forming tool for forming a number of consistently sized and shaped slots in a channel of a wall frame. Each slot aligns and slidingly supports a vertical stud that is snap-fit in place during an intermediate stage o... | 08/27/2002 |
| 6308421 | Multi-use scissors A multi-use scissors composed of a first grip, a second grip and a blade bar which are pivotally connected with each other. A link is additionally pivotally connected between the second grip and the blade bar to form a double lever aspect. A multi-use bla... | 10/30/2001 |
| 5913575 | Cutter for hollow strip A cutter for cutting a hollow strip includes a pair of levers pivotally coupled together. One of the levers includes a cutter blade, and the other lever includes a jaw. The jaw includes a bracket, the bracket includes a mold piece for engaging with the in... | 06/22/1999 |
| 5542182 | Cove mitering tool A tool is provided for cutting linoleum cove strips. The tool includes a pair of cooperating first and second levers joined between their extremities at a fulcrum. Handles are provided on the levers on one side of the fulcrum while a flat anvil oriented p... | 08/06/1996 |
| 5097598 | Apparatus and method for grooming and treating natural eyelashes Apparatus and method for grooming and treating natural eyelashes by trimming the eyelashes for regrowth by cutting the eyelashes along a curve corresponding generally to the natural curve followed by the eyelashes arrayed along an eye, with all of the eye... | 03/24/1992 |
| 4817287 | Cutting tool for colostomy wafer A cutting tool for cutting an opening in a colostomy stoma wafer barrier is provided having first and second lever handles, each having a lever jaw portion connected together for the handles to open and close the jaws. One jaw has a removably attached ann... | 04/04/1989 |
| 4531290 | Cutting tool for manual grafting The invention relates to a cutting tool for manual grafting comprising a cutting element (1) with curved surface, a locating element (3) guided in a cutting direction (i) against the cutting element (1) for locating a plant part to be grafted and means fo... | 07/30/1985 |
| 4394796 | Vegetation stem cutting apparatus Vegetation stem cutting apparatus comprises (a) elongated tongs which are interconnected at a pivot, (b) a table carried by one tong proximate the end thereof, (c) and a knife carried by the other tong to close toward the table when the tongs are pivoted to cut the... | 07/26/1983 |
| 4392304 | Universal manual grafting device A hand tool for use in performing manual agricultural grafting, comprises a fixed and a movable handle pivotally connected to each other and having working portions extending beyond the pivot. A coil tension spring connects the first handle to the working... | 07/12/1983 |
| 4363614 | Dumpling or ravioli press A press for forming and cutting filled dough products such as dumplings and ravioli has two parts which are hinged together at one end and have handles at the other ends. The parts which are hinged together each have enlarged portions with a cavity in eac... | 12/14/1982 |
| 4276692 | Clamping means and tool for making it Clamp capable of mechanical clamping and optionally useful for providing especially high electrical conductivity having a pair of juxtaposed clamping jaws for gripping an object. One important use of the clamp is to grip an article through which high curr... | 07/07/1981 |
| 4106195 | Hand tool for cutting and forming aesthetic ends on decorative molding A hand tool having a cutting blade to cut and form ends on decorative molding is provided with a movable guide for supporting the molding material at different positions with respect to the blade such that ends and insert pieces may be cut from the moldin... | 08/15/1978 |
| 4102045 | Hand tool for cutting ends of decorative molding A hand tool designed to cut across a length of decorative wide body molding material and simultaneously shape the cut end to receive an insert piece cut by the same hand tool from scrap molding material to form a finished end for a molding strip. The tool... | 07/25/1978 |
| 4058892 | Food decorating instrument A food decorating instrument for cutting pieces of fruit, vegetables, and the like, in a predetermined pattern, comprises first and second arms pivotally affixed to each other by a pivot pin in the manner of a pair of pliers. Each of the arms has a jaw en... | 11/22/1977 |
