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 |
| 7415769 | Vegetable peeler with pivoting head An improved peeler or scraper is disclosed with a pivoting head that can be pivoted between a longitudinal position where the cutting or scrapping blade is in general alignment with the handle to a transverse position where the cutting blade is disposed perpendicula... | 08/26/2008 |
| 7225647 | Leather working tool and method for cutting a leather strip A leather working tool and a method for cutting a leather strip. The strip cutting tool includes a tool head adapted for placement at least partially through the aperture formed through the sheet of material. A tool shaft is attached to and extends from the tool hea... | 06/05/2007 |
| 7140111 | Food peeler The present invention provides for a food peeler having a removable blade that includes an end received in a bore of the food peeler handle and a resilient member is mounted adjacent to the end of the blade and allows for the blade to be moved between a centered and... | 11/28/2006 |
| 6615494 | Boning and defatting rotary knife A boning and defatting knife includes a blade support unit including a handle, a blade support ring connected to and extending from the handle and a drive shaft mounted on at least one of the handle and the blade support ring. The knife further includes a... | 09/09/2003 |
| 5974671 | Cutting guide attachment for an electric knife A cutting guide attachment for an electric knife including a plastic housing having an inboard portion for attaching the handle to an electric knife. It also includes an outboard portion operatively positioned to the reciprocating blades of the electric k... | 11/02/1999 |
| 5933967 | Knife provided with cut-width adjusting and guiding means A knife construction comprises a cutting blade coupled to a handle and a U-shaped guiding element rotatably coupled to the cutting blade and driven by a rotary pawl for adjusting the cut-width of the cutting blade, the knife further comprising a hollow bl... | 08/10/1999 |
| 5802723 | Adjustable bow knife A bow type knife provides an adjustment bar between the back and the blade to adjustably determine thickness of sliced material. The adjustment bar is pivotally mounted on two spaced support arms that are pivotally carried in angulated parallel orientatio... | 09/08/1998 |
| 5617637 | Cutting tool for cutting slices of a predetermined thickness A cutting tool capable of cutting slices of a predetermined thickness. The cutting tool includes an elongate handle, a sheet-like blade connected to the handle and having a sharpened lower cutting edge, an L-shaped support piece connected onto the blade a... | 04/08/1997 |
| 5575070 | Knife with adjustable guide A cutting implement with an adjustable guide, such as a knife, includes a handle, an elongated blade, a guide adjustable with respect to the blade, and a knob substantially received in a cavity formed in the upper region of the handle. The knob protrudes ... | 11/19/1996 |
| 5522142 | Rotary knife and slicing gauge A rotary knife for slicing thin strips from comestible product comprising a handpiece, a blade housing removably secured to the handpiece and an annular blade supported for rotation by the blade housing. A rotary driver is carried by the handpiece and eng... | 06/04/1996 |
| 4876796 | Sprocket assembly for chain saws A sprocket assembly including a sprocket adapter driven by the motor of a chain saw. The adapter includes an adapter shaft which has a defined inner opening to fit around the drive shaft of the chain saw. A sprocket is mounted on the adapter shaft. Spline... | 10/31/1989 |
| 4803782 | Letter opener An implement is provided for opening letter envelopes comprised of a body defining a handle and an envelope receiving crevice of a predetermined width and length. A blade is disposed within the body and has a cutting edge directed toward the crevice. A gu... | 02/14/1989 |
| 4733589 | Food slicer A food slicer mountable within a kitchen work unit support frame and comprising a slicer body with a removable infeed ramp. The slicer body includes aligned upper and lower platforms defining a slot therebetween. The adjacent edge of the upper platform fo... | 03/29/1988 |
| 4624166 | Kitchen slicer having an adjustable knife A kitchen or domestic food slicer having a flat bed surface over which the food is moved and a knife mounted essentially across that surface. The knife alone being pivotably mounted such that its sharp leading edge can be raised or lowered relative the be... | 11/25/1986 |
| 4571832 | Melon-slicing apparatus with adjustable guide roller A slicing apparatus including a handle, a curved continuous loop blade attached to the handle, and an adjustably positioned, rotatable roller. The positioning of the roller adjusts the depth of cut. The blade has a forward edge with a plurality of teeth a... | 02/25/1986 |
| 4570519 | Vegetable slicer with thickness adjustment A vegetable slicer has an integral body with a generally flat portion, a diagonally arranged opening partially transversely of said top portion and a section of said top portion on one side of said opening separated from the remainder of the top portion b... | 02/18/1986 |
| 4498360 | Sharpener for a spreading tool A hand-held sharpening tool is provided for sharpening sheet-like tools, such as plastic spreaders used to apply putty or plastic filler. A trimming blade is mounted in a central block, and a guide slot leading to the cutting edge is provided by upper and... | 02/12/1985 |
| 4402137 | Single element corn ear stripper A tool for removing corn kernels from ears of corn comprising a single annular cutting element which forms an arc substantially less than a full circle, however also having an angular opening which causes the annular cutting element to overlap itself long... | 09/06/1983 |
| 4120089 | Vegetable and fruit-slicing utensils A slicer has two parallel rails, a removable front plate arranged between the rails, the lower surface of the front plate lying parallel to and at a distance beneath and in front of the upper surface of the back plate, and a blade arranged between the two... | 10/17/1978 |
| 4038986 | Dermatome A dermatome for cutting thin organic tissue sections for transplanting, the dermatome comprising a thin resilient cutting band provided with a cutting surface disposed along a longitudinal edge of the cutting band. A T-shaped support member positions the ... | 08/02/1977 |
| 4026017 | Cable tool A cable tool which is capable of cutting and stripping a sheath covering from a portion of a cable. The device comprises an outer housing formed of two substantially similarly shaped and sized housing sections which form a cavity therebetween to receive a... | 05/31/1977 |
| 3956825 | Potato and vegetable peelers A vegetable peeler in one version that is pushed against the vegetable and removes the skin by an impressed blade; in another version, a relatively long blade is rotatable in a frame to remove a variable thickness of the vegetable at each stroke.... | 05/18/1976 |
| 3934591 | Dermatome A dermatome having a handle and a replaceable, flexible cutting blade arranged over a T-shaped guide bar and support, both the blade and the support being adjustably secured to one end of the handle, providing an instrument for controlled, even depth remo... | 01/27/1976 |
