Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 8038171 | Device for connecting ski tips Disclosed is a device to connect the tips of skis and thereby enable a skier to create, hold, and adjust the shape of a wedge with his skis. The device is comprised of two sleeves which slip over and are secured to the upturned tips of the skis. The sleeves are conn... | 10/18/2011 |
| 7288049 | Team trekking device and methods of using same Trekkers for group use are disclosed. Each trekker has a plurality of foot securing devices and may have connectors at its ends for connecting the trekker in tandem with another trekker. Methods of using the trekkers are also disclosed. The methods include ways of u... | 10/30/2007 |
| 7258360 | Alpine ski Alpine ski (1) having a sidecut (9) which has a radius smaller than 24 meters, wherein the front (10) and/or rear (18) ends have a cavity (11, 15) opening longitudinally at said end, the dimensions of the cavity (11, 15) all... | 08/21/2007 |
| 7182352 | Ice skating trainer A skating training device with a V-shape frame that has a front end and two rear portions with handles. The front end includes a wheeled leg and the rear portions include rear legs that terminate with skating blade assemblies. A brake system includes actuating lever... | 02/27/2007 |
| 7052044 | Releasable ski tip coupler This Releasable Ski Tip Coupler interconnects a pair of skis, especially snow skis, in order to maintain proper spacing of the tips of the skis for training inexperienced skiers, especially children. The coupler allows the user to vary the separation of the tails of... | 05/30/2006 |
| 6942487 | Skateboard trick master and amusement device A device for mastering skate board tricks and maneuvers comprises a frame. The frame has a top and the frame is adapted to rest on a support surface. A spring board is suspended from the frame by stretchable straps. A foot deck is rotationally secured to the spring ... | 09/13/2005 |
| 6923455 | Two-handled snow scooter An apparatus is attachable to a conventional snowboard to convert the snowboard into a snow scooter having improved performance characteristics in comparison to those of the snowboard alone. The apparatus includes two handle assemblies attached to the front and rear... | 08/02/2005 |
| 6648347 | Two-piece snowboard for controlled movement on snow or other glidable media A two-piece snowboard for controlled movement on snow and other media for gliding, comprising front and rear gliding members having binding devices for holding feet. A connecting device couples the front and rear gliding members. The connective device inc... | 11/18/2003 |
| 6592150 | Ski rocker training device for instructing able bodied and disabled skiers A new and improved hand held training device for instructing able bodied and disabled skiers. A gripping bar is attached proximal to the top of a pole member which declines to be attached to a planar member on bottom. The planar member includes a curved u... | 07/15/2003 |
| 6165084 | Hockey training device A hockey training device comprising a frame with skate-like and hockey stick-like members attached thereto, simulating an opposing player. This training device is intended to assist the novice hockey player in developing the skills associated with maneuve... | 12/26/2000 |
| 6113115 | Winter sports device The present invention discloses a sports device for sliding on an underlying surface, in particular a winter sports device, having parallel skates having sliding surfaces, at least one connecting member running transversely with respect to, and jointedly ... | 09/05/2000 |
| 5660416 | Clamping device for a multiple-part gliding board, in particular snowboard The clamping device for connecting a snowboard formed from two skis and a center part has a connection member which is supported on the center part so as to be swivelable around a swivel pin, this connection part having hooks formed at its ends which defi... | 08/26/1997 |
| 5649722 | Convertible snowboard/skis A snowboard convertible into a pair of cross-country skis. The snowboard is characterized by joining a pair of cross-country skis together to form a snowboard and a removably mounted binding system positioned on the snowboard that is moveable between a sn... | 07/22/1997 |
| 5558354 | Combination skis and mounting plate assembly A combination ski and binding plate apparatus comprising a first and second mounting plate assembly for supporting mounting plates for boot bindings and for operably linking a pair of skis. The first and second mounting plate assemblies each comprise a fo... | 09/24/1996 |
| 5551728 | Gliding board A gliding board, in particular a snowboard, which is formed by two skis and a central part connected by fittings, has a clamping device in the central region. The skis can be clamped against one another by the clamping device accompanied by deformation in... | 09/03/1996 |
| 5531480 | Ski stabilizing device A ski stabilizing device used in combination with a pair of skis to assist a novice skier in learning to ski includes a pair of block members, each block member attached to the inner edge of one ski adjacent the inflected tip of the ski. Each block member... | 07/02/1996 |
| 5397154 | Stabilizer device for skiers A new and improved stabilizer device for skiers having two skis, each of the two skis has an upper surface and a lower surface. Two front supports are secured to a corresponding upper surface of the two skis. Two back supports have a triangular support br... | 03/14/1995 |
| 5120227 | Ski training device A ski training device includes: a ski having an upstanding elongate member attached thereto; and two handle means associated with the upstanding elongate member, one handle means for an inexperienced skier, and the other handle means for an experienced sk... | 06/09/1992 |
| 4981455 | Water ski starting aid As an aid for a novice skier, a close fitting fabric glove confines the forward portion of a pair of water-skis. The glove both prevents excessive lateral separation of the skis and maintains a desirable minimum separation--both features greatly assisting... | 01/01/1991 |
| 4936603 | Accessory for linking ski tips together The accessory for skis, intended to link two skis together in order to facilitate their guidance, comprises a connecting leaf or strip (1) mounted on resiliently flexible members (3) rigidly fixed to the tips of the skis and making it possible to vary the... | 06/26/1990 |
| 4846690 | Water ski training apparatus Two pairs of water skis are provided. A ski tow line has one end which is removably connectable to a main tow line and two connecting lines at the other end which are removably connectable to one pair of water skis. A sleeve is slideably located around th... | 07/11/1989 |
| 4828288 | Device for linking ski tips The linking device comprises two near-symmetrical portions, each with an attachment piece (1', 1") which can be fixed securely to the ski tip, an arm (3', 3") which is integral with the said attachment piece, and a joint (4', 4") which interconnects the f... | 05/09/1989 |
| 4817988 | Device for joining two skis together which is readily removable with the skis on the feet The invention provides a device for joining two skis together, which is readily removable with the skis on the feet, including a connection means formed by a bar of variable length, with fittings at both its ends for articulating through several degrees o... | 04/04/1989 |
| 4770441 | Device for practising alternately conventional skiing and monoskiing using a pair of skis Two pivoting parts (8a, 8b) each mounted on one of the skis (1, 2) forming a pair are arranged so that each of them cooperates with two retaining parts (7a, 7b) each fixed on one of the skis. When each pivoting part (8a, 8b) is fixed via its free end to t... | 09/13/1988 |
| 4643444 | Ski steering apparatus A ski steering apparatus (10) including a handlebar (11), a column (13) and telescoping member (15), fork (18) and pivotable and rotatable connector (20, 40) to each of a pair of skis (100) is described. The apparatus allows the skier to steer the skis by... | 02/17/1987 |
| 4627636 | Monoski converter A monoski converter is used in combination with a standard pair of skis and ski boots and has a longitudinal stem having front and rear ends respectively formed with transversely projecting rear tabs. The tabs and stem form a pair of like parallel seats t... | 12/09/1986 |
| 4453742 | Ski maneuvering apparatus An apparatus for attachment to skis to assist the user to learn basic maneuvers. A bracket is pivotally connected between the front ends of the skis in such a manner that the rear ends thereof can move inwardly and outwardly, and the skis can pivot about ... | 06/12/1984 |
| 4449735 | Skiing apparatus A skiing device having at least a pair of parallel, elongated, longitudinally extending runners is provided with a platform therebetween, and quadrilateral linkage arrangements extend between the runners and the platform independently while at least one l... | 05/22/1984 |
| 4363495 | Sloping-terrain vehicle A sloping terrain recreational vehicle having a pair of ski-like terrain engaging elements with coupling means between them. The coupling means provides three limited degrees of freedom so that the elements can simulate skiing movements. The coupling mean... | 12/14/1982 |
| 4275904 | Mononose conversion for twinskis A mononose structure converts a pair of conventional skis into a twinski. The mononose structure is a tip which includes, a trailing portion of essentially the total width selected for the width of the twinski and a leading portion converging forwardly in... | 06/30/1981 |
| 4129912 | Aquatic device An aquatic device comprising a pair of pontoon-like elements each for receiving and accommodating the operator's feet and a pair of paddles specifically configured for use in the standing position and in combination with the pontoon-like elements. The pon... | 12/19/1978 |
| 3992022 | Device for teaching skiing An instructional aid for holding the tips of a pair of skis together is disclosed. This aid is suitable for a novice skier learning to ski. It enables the skier to keep the skis in a snowplow position. The aid has a first and second clamping means adapted... | 11/16/1976 |
