Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 7617710 | Roller leveller with variable center distance A tensionless leveller for levelling a metal strip and having an entry and an exit includes n+1 motorized rolls each having a constant radius R. The leveller also includes a lower superposed cassette supporting at least n/2 of the rolls and an upper superposed casse... | 11/17/2009 |
| 7251977 | Temper rolling machine of a metal band The invention relates to a method and a machine for temper rolling a metal band including at least two temper rolling units E, E′ each carrying an active cylinder (2) and a set (7, 70) of back-up members mounted rotatably on a transversal chassis ( | 08/07/2007 |
| 7185519 | Methods and apparatus for monitoring and conditioning strip material Methods and an apparatus for monitoring and conditioning strip material are disclosed. The disclosed methods and apparatus receive encoder signals and sensor data to monitor a condition of a strip material. If an undesired material condition is detected, a material ... | 03/06/2007 |
| 6997026 | Quick change metal stud to hemmed track roll forming system An apparatus and method for selectively forming metal stud and track members from sheet material, the apparatus including a stud forming assembly capable of transforming the sheet material into a stud member as the material exits the stud forming assembly, and a tra... | 02/14/2006 |
| 6926456 | Guiding device for a marking arrangement A device for guiding a continuous strip past a marking unit, which is arranged to non-mechanically provide markings on at least one strip surface, includes a longitudinal channel for receiving the strip. The channel is at least partly defined by guiding elements tha... | 08/09/2005 |
| 6920774 | Drive system for multi-roll leveler A drive system for a multi-roll leveler. The drive system is coupled to a set of upper work rolls of the leveler. Preferably, the lower, and not the upper set of work rolls provide the bending necessary to flatten the strip of material. The drive system employs a ge... | 07/26/2005 |
| 6769279 | Multiroll precision leveler with automatic shape control An automatically controlled multi-roll precision leveler for flattening a strip of material, such as a metal strip. A metal strip product may be fed into the leveler, typically from a coil. The leveler uses multiple work rolls to flatten the strip as it passes throu... | 08/03/2004 |
| 5758534 | Leveling machine with a parallel cylinders A leveling machine with parallel cylinders comprising at least one pair of active leveling cylinders (2), placed on each side of the strip to be leveled and each free to rotate and supported on a crosspiece (5) through a series of spaced bearing members (... | 06/02/1998 |
| 5680785 | Metal strip planishing installation Installation for planishing a metal strip moving in a longitudinal feed direction, comprising a fixed supporting stand having two vertical members, lower and upper resistant bearing beams and lower and upper planishing roll systems each comprising a row o... | 10/28/1997 |
| 5617754 | Single stage two plane coiled reinforcing bar stock straightener A single stage two plane coiled reinforcing bar stock straightener adapted to straighten an infeed of coiled reinforcing bar in both the horizontal and vertical planes for providing the straightened delivery of coil fed reinforcing bar material to process... | 04/08/1997 |
| 5479806 | Levelling machine, particularly for levelling sheets and strips A levelling machine, particularly for levelling sheet steel and strip steel, includes upper and lower levellerg rolls arranged offset relative to each other. The leveller rolls are supported by back-up rolls arranged in roll stands and supported in crossb... | 01/02/1996 |
| 5461895 | High capacity hydraulic leveller An improved plate leveller comprising a housing, a rigid top beam and a bottom beam mounted on the housing, a flexible beam disposed between the upper rigid beam and the bottom beam and connected at the ends thereof to secondary bending cylinders mounted ... | 10/31/1995 |
| 5255548 | Method for roller levelling of heavy plate A method of levelling metal plate in a leveller having at least three vertically opposed sets of driven and backed-up upper and lower work rolls mounted in at least three upper roll frames and a lower roll frame, each of the upper roll frames being adjust... | 10/26/1993 |
| 5189896 | Single stand roller leveller for heavy plate A roller leveller for one-pass levelling of high strength metal plate comprises a main frame, top beams mounted on the main frame, three upper roll frames mounted on the top beams, a lower roll frame mounted on the main frame, three sets of upper and lowe... | 03/02/1993 |
| 5127249 | Levelling installation An installation for stretch-levelling strip metal, comprising, inside a stand, at least two bending units offset longitudinally and placed respectively above and below the strip carrying at least one work cylinder mounted rotatably about a transverse axis... | 07/07/1992 |
| 5127250 | Roller leveler A roller leveler comprises a raisable upper work roll group, and a lower work roll group, the upper and lower work roll groups being arranged in a zigzag form so that the axes of three work rolls adjacent to each other at upper and lower sides and three p... | 07/07/1992 |
| 5097691 | Adjustable leveler A leveling machine for slit steel which removes bends and bumps in the steel prior to recoiling. The leveler includes top and bottom sets of rollers of varying sizes to accommodate varying gauges of steel. The top of rollers is attached to a frame which p... | 03/24/1992 |
| 4898013 | Installation for levelling a metal strip An installation for levelling a metal strip (3) by advancing it along an undulating path in a levelling stand (10) associated with a plurality of rolls (2, 15, 16, 18) with narrowed ends which may be displaced axially in opposite directions. Narrowed sect... | 02/06/1990 |
| 4811586 | Leveling machine for steel sheet and strip A leveling machine for steel sheet and strip includes changing cartridges between sets of leveler rolls including support rollers and adjustable crossheads. Each changing cartridge includes three cartridge portions which are connected to each other by mea... | 03/14/1989 |
| 4698990 | Method for support roller adjustment in straightening machines A straightening machine includes an array of flexible straightening rollers and an array of complementary rollers which alternate with the straightening rollers in direction normal to the axes of such rollers, the complementary rollers being arranged at a... | 10/13/1987 |
| 4635458 | Leveling apparatus A leveling apparatus having a movable frame which supports a plurality of back-up roller assemblies, each of which is individually positionable to vary the penetration of a portion of the work rolls it contacts such that the penetration of the entry work ... | 01/13/1987 |
| 4380921 | Roll leveller A roll leveller having a frame, a plurality of parallel lower rolls rotatably mounted on the frame and positioned side by side in the direction in which a material to be levelled is fed, a bracket having a plurality of parallel upper rolls rotatably mount... | 04/26/1983 |
| 4313322 | Straightening machine for metal plate and strip A straightening machine has upper and lower sets of straightening rollers, each backed up by back-up rollers. The back-up rollers are mounted on bearing supports. In one set of straightening rollers, the bearing supports extend parallel to the rollers and... | 02/02/1982 |
| 4286451 | Forming leveller A forming leveller establishes one or more datum or reference planes in variable thickness stock to facilitate subsequent roll forming. The reference planes may be established on the same side or opposite sides of the stock with a lateral gap to facilitat... | 09/01/1981 |
| 4222256 | Straightener with individually removable roll and pivoted bearing housing and roll design In the straightening machine of the invention, pivot plates are provided for mounting and pivotally supporting the upper movable rolls including the pinch rolls and the straightening rolls, whereby improved operation can be obtained. Expensive manufacturi... | 09/16/1980 |
| 4177663 | Pivotable roller frame assembly for a material straightening machine A roller frame assembly for a material straightening machine is provided with upper and lower roller frames which are pivotable with respect to one another. Each roller frame has a drive transmission separate from that of the other frame for rotating its ... | 12/11/1979 |
| 4152913 | Straightening machine for straightening sheet metal and flat materials A material straightening machine is provided with upper and lower roller frames and at least two piston assemblies interconnecting the frames and located respectively at the inlet and outlet sides of the roller frames. Each piston assembly includes a cham... | 05/08/1979 |
| 4144731 | Machine for flattening sheet metal A plurality of horizontal lower rolls are rotatably mounted in a machine frame. A plurality of nuts are carried by the machine frame and axially retained and rotatable on respective vertical axes, which are horizontally spaced apart in the longitudinal di... | 03/20/1979 |
| 4107970 | Machine for flattening strip metal A stationary set of upper rolls are carried by a stationary frame. A yoke is mounted in said frame for adjustment in height. A set of lower rolls are mounted in said yoke adjacent to said upper rolls and adjustable in height relative thereto in unison wit... | 08/22/1978 |
| 4089197 | Machine for flattening sheet metal A plurality of lower rolls are rotatably mounted in a machine frame below a crosshead thereof, which carries a plurality of nuts that are mounted for rotation on spaced apart vertical axes. A plurality of thrust screws are in threaded engagement with and ... | 05/16/1978 |
| 4083217 | Overlapping gear drive for straightening machines The invention relates to a train of gears housed within a gear box and designed for driving the lower straightening rolls of a feeding and straightening machine. The gears in the gear box are disposed in staggered relation in adjacent parallel planes and ... | 04/11/1978 |
| 4036045 | Calibrated adjustable roll straightener for wire A roll straightener for wire is disclosed in which rolls on each side of the wire are mounted in fixed spatial relation in supports and the relative positioning of the supports is adjusted, depending on wire type and size, to produce straightened wire.... | 07/19/1977 |
| 4005592 | Strip and wire straightener roll A straightening attachment for a wire or strip processing machine, the attachment consisting of a fixed bottom block member of upwardly facing U-shaped cross section, a plurality of longitudinally spaced peripherally grooved bottom rollers journaled in th... | 02/01/1977 |
| 3973423 | Belt drive system for high speed straightening machines As heretofore manufactured, straightening machines have incorporated chain and sprocket drives and the straightening rolls have been geared together so as to rotate in unison. At high speeds the problems of lubrication on the plain roll bearings and as re... | 08/10/1976 |
