"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7278343 | Apparatus for lap seaming floor coverings The present invention pertains to an apparatus for continuously cutting different floor coverings to form a uniform seam between them. The apparatus is particularly suited for vinyl and linoleum tile floor coverings. The apparatus is secured to a floor at a referenc... | 10/09/2007 |
| 7241872 | Secreted and transmembrane polypeptides and nucleic acids encoding the same The present invention is directed to novel polypeptides and to nucleic acid molecules encoding those polypeptides. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptide molecules comprising the polypeptides of ... | 07/10/2007 |
| 7140112 | Head cover trimming system A head cover trimming system for trimming around a ground level head cover includes a head cap and a grass trimmer assembly. The head cap is provided on the head cover and includes a centering member. The grass trimmer assembly includes a head member having a periph... | 11/28/2006 |
| 6834433 | Cloth cutting device A cloth cutting device used to cut perfect circular pieces from a piece of cloth. The cloth cutting device is positioned over the cloth and utilized in incising a perfect circular piece from the cloth. The device has a base support assembly that maintains the cuttin... | 12/28/2004 |
| 6810967 | Grass and soil trimming system A grass and soil trimming system comprises a motor driven yard tool. The tool has a housing in a generally cylindrical configuration with a periphery and a female threaded interior and an interior locking screw. The female threaded interior of the mounting screw is ... | 11/02/2004 |
| 6476192 | Recombinant antigens useful for the serodiagnosis of neosporosis Antigens for the detection of antibodies to Neospora parasites for the diagnosis of neosporosis have been identified. Recombinant antigens may be produced by expression of DNA sequences derived from Neospora caninum. Both antigens are capable of detecting... | 11/05/2002 |
| 6419428 | Circular hole cutting devices A circular hole cutting device (1) for making a circular hole in an object comprises a bit holder (3) which can be attached to a drive shaft of an electric power tool in such a way that the bit holder (3) with a bit (2) attached to a far end of the bit ho... | 07/16/2002 |
| 6374503 | Oval cutter An apparatus for rendering ovals of adjustable sizes and ellipticity upon various materials. An oval cutter comprises a clickerplate for adjusting the ellipticity of ovals in a single movement. The clickerplate can be rotated about a base using a knob mou... | 04/23/2002 |
| 6357972 | Tool and method for cutting holes in film A cutting tool for locating an axis in a first member and cutting a sized hole in a second member overlying the first member. The cutting tool includes a base assembly and a cutter assembly which may be used independently of the base assembly. The cutter ... | 03/19/2002 |
| 6158133 | Oval cutter An apparatus for rendering ovals of adjustable sizes and ellipticity upon various materials. An oval cutter comprises a clickerplate for adjusting the ellipticity of ovals in a single movement. The clickerplate can be rotated about a base using a knob mou... | 12/12/2000 |
| 6134789 | Grass trimmer for popup sprinklers This invention relates to the cutting or trimming of grass directly over the top of the pop-up sprinkle head's shaft. In the past the grass and roots would cross over the path of the sprinkle's pop-up shaft restricting or stopping the upward movement of t... | 10/24/2000 |
| 6112416 | Weed and grass trimmer attachment head A vegetation trimmer attachment head includes a main body, a plurality of elongated blades extending radially outward therefrom, and pins to pivotably attach the blades to the main body. A single pin cover mates with the main body to retain the pins in pl... | 09/05/2000 |
| 6052909 | Hand-held oval cutting device A cutting device is operable with one hand for cutting an elliptical shape in a sheet of material. The cutting device includes an elliptically-shaped base plate for placement on the sheet material and a cutting member for simultaneous pivotal and translat... | 04/25/2000 |
| 5974672 | Circle cutter A circle cutter, particularly a cutting instrument, is adapted for cutting circles on objects. It includes a rotary disc assembly and a cutting tool. The rotary disc assembly is made up of an outer ring board, a rotary disc, a fixing ring cap and a plural... | 11/02/1999 |
| 5938290 | Grass trimmer for a sprinkler head A grass trimmer (10) for a sprinkler head (12) on a water supply pipe (14) in a lawn (16) comprising a handle (18) with a handgrip (20) transversely attached to a top end of the handle (18). A tubular cutting assembly (22) is also provided. A structure (2... | 08/17/1999 |
| 5930901 | Hand tool and method for carving a vegetable into a predetermined shape A hand tool for carving a generally ellipsoid shaped vegetable, such as a potato, turnip, radish or carrot, into a predetermined shape, particularly a mushroom shape, is provided. The hand tool includes a hollow elongated cylinder that has a first end ter... | 08/03/1999 |
| 5910202 | Rotary cutter A rotary cutter for cutting holes of various sizes in ceiling tile in connection with the installation of light fixtures. The cutter includes an enclosure which functions as a jig for receiving and accurately positioning tile members prior to the cutting ... | 06/08/1999 |
| 5895183 | Circular hole cutter A circular hole cutting apparatus comprising a support frame, having a forward end, a rearward end, a lower end, and an upper end; the forward end forming a cutting bit mounting means, capable of rotatably retaining a cutting bit so that the upper end of ... | 04/20/1999 |
| 5862598 | Unitary hub for vegetation cutting devices A cutting attachment for use with a vegetation cutting device. The cutting attachment has a body with a generally planar coupling portion and a central axis of rotation. In one embodiment, the body further includes a conical central wall portion extending... | 01/26/1999 |
| 5860217 | Material circle cutter A circular material cutter having a disk-shaped base with a rotating top member attached thereto via a spring and shaft assembly. The top member has a handle formed on its top surface and four legs which extend downwardly from the top surface radial edge,... | 01/19/1999 |
| 5799401 | Bagel dough extractor An annular base carries a moveable cam member. Downwardly extending circumferentially arranged arcuate blades are mounted along the outer edge of the base to form a circle. Downwardly extending circumferentially arranged arcuate blades are pivotly mounted... | 09/01/1998 |
| 5557998 | Bagel coring apparatus A coring apparatus for coring a substantially annular food item includes a base member, a post member extending from the base member, the post member including a drive shaft guide structure, a drive shaft having a longitudinal axis and being rotatably fit... | 09/24/1996 |
| 5461788 | Grass trimming device for pop-up sprinklers A device is disclosed for trimming grass from around a pop-up sprinkler having an annular top and a pop-up head concentrically mounted within the top. The device comprises a handle having a grip mounted on one end. A circular cutting element is mounted on... | 10/31/1995 |
| 5349760 | Measuring and cutting tool An improved measuring and cutting tool is provided, which consists of an extensible tape measure. A mechanism for cutting is on a first end of the extensible tape measure. A structure for guiding is on a second opposite end of the extensible tape measure.... | 09/27/1994 |
| 5079843 | Hole cutter for ostomy adhesive wafers An adjustable size hole cutter for ostomy adhesive wafers is disclosed having firstly a cylindrical body adapted to hold a cutting blade, a cylindrical pilot protruding outward from the bottom circular face of the cylindrical body to reside in a preformed... | 01/14/1992 |
| 5065517 | Circle cutter A circle cutter having an elongate body is disclosed, the body having an awl perpendicularly affixed to one end and a crank handle affixed to the other. The crank handle stands out from the same face of the body as the awl's handle, and parallel to its ax... | 11/19/1991 |
| 5033193 | Bagel scooper A scooper for a circular piece of bread-like material including a holder having a substantially circular base, a wall extending vertically upwardly from the perimeter of said base, and a gripper mounted on said base; the holder is adapted to receive the m... | 07/23/1991 |
| 4979419 | Apparatus and method for treating baked goods An apparatus and method for treating baked goods, such as bagels, is disclosed. An outer ring including downwardly projecting pins is secured to the cut surface of a previously sliced bagel half. A cutting disc having an upwardly projecting handle and dow... | 12/25/1990 |
| 4956916 | Cutting tool A pipe saddle for providing a reliable connection to a pipe. The present invention uses a barb seal which embeds within the surface of the pipe to lock the pipe saddle in place and prevent leakage. The barb seal is formed from the material of the pipe sad... | 09/18/1990 |
| 4826367 | Cutting tool assembly A cutting tool assembly of the type including a pilot holder and a cutter blade received in a transverse through slot in the pilot holder. The cutter blade is mounted in the transverse slot in the pilot holder in a manner to allow ready replacement of the... | 05/02/1989 |
| 4807623 | Device for simultaneously forming two incisions along a path on an eye An ophthalmic device includes a base, a suction ring connected to the base to secure the device to the eye of a patient, and a support piece carrying a pair of securely ganged cutting blades having cutting edges oriented at an angle with respect to one an... | 02/28/1989 |
| 4782730 | Straddling gasket cutter A gasket cutting assembly for cutting an inner diameter and an outer diameter of a gasket simultaneously. The assembly has a rectangular bar base portion with a longitudinal slot therein and a blade at one end. An L-shaped adapter arm with a second blade ... | 11/08/1988 |
| 4645390 | Cutting tool for making holes The rotary cutting tool is used for making holes in walls of thermoplastic materials, e.g. fuel tanks produced by the blowing process. Cutting blades pointing roughly in the axial direction are placed on the free end face of a circular, rotary tool member... | 02/24/1987 |
| 4621427 | Guide device for a mobile working tool A guide device for a tool such as a manual planing machine or a manual milling machine comprises a compass point connected to the tool by several guide rods. Curving or circular working processes are possible with this guide device. The compass point is p... | 11/11/1986 |
| 4593467 | Circular cutter A circular cutter 10 has a drive shaft 11 that turns a beam 30 bearing one or two cutter knives 50 rotated within a drum 20 mounted on shaft 11 to surround beam 30. A pressure shoe 25 on the bottom of drum 20 has a central opening 26 within which cutter k... | 06/10/1986 |
| 4547966 | Sprinkler head trimmer and cleaner A generally cup shaped cutting head for fitting over and around the sprinker head includes a generally circular cutting edge for cutting around a sprinkler head, and a cleaning brush mounted concentrically within the cutting head and recessed from the cut... | 10/22/1985 |
| 4539750 | Ice cutter and corer The invention relates to apparatus for cutting and removing a core of ice from an expanse of natural ice such as, for example, a lake or river so that fishing can be accomplished through the remaining open hole. The apparatus consists of a cylinder with i... | 09/10/1985 |
| 4479302 | Trimmer for lawn sprinklers A cup-shaped grass cutting implement which is removably attached to existing rotary cutting heads of powered edgers of the type that can orient the cutting head to rotate about a vertically displaced axis. A quick disconnect feature which allows the cup-l... | 10/30/1984 |
| 4457222 | Kitchen utensil A kitchen utensil has threaded end portion, a substantially straight middle portion connected to the threaded end portion and a plain portion disposed at an angle to the middle portion. A cutting member with a front cutting edge, a back edge and an apertu... | 07/03/1984 |
| 4413413 | Cutting tool for use on printed circuit board wiring A tool is described for facilitating the cutting of printed circuit board wires necessitated by changes in the circuit design or the occurrence of electrical faults. The tool is particularly useful with circuit boards having high density wiring, where it ... | 11/08/1983 |