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 |
| 8187125 | Tennis throw trainer A training device that will train a player to throw the ball to the correct height and angle for a serve is provided. The device includes a pole that adjusts from about four feet to twelve feet in height to suit a player's need. The pole is supported by a base and i... | 05/29/2012 |
| 8100783 | Tennis serve training device A tennis skill training device having grip emulating a tennis racquet grip sized to be held by a user. The device includes a grip, a single flexible umbilical having a first and second ends, the first end being attached to and emanating from the distal end of the gr... | 01/24/2012 |
| 8016700 | Tennis backboard The invention provides a new tennis backboard design. The backboard includes a firm backing layer underlying a soft deadening layer. The rebound of a tennis ball from the backboard is reduced as compared to rebound from a rigid hard-surface backboard. This allows a ... | 09/13/2011 |
| 8012048 | Tennis grip reference aid An aid for teaching players specific proper tennis grips is provided in two form factors. The aid can be provided in a wrap or a band form factor. The aid comprises a reference for each of the following grips: Continental, Eastern, Semi-Western, and Western. The ref... | 09/06/2011 |
| 7896760 | Tennis ball delivery device A tennis ball delivery device for use in practicing one's tennis stroke. The device includes an adjustable frame, at least one declining ball delivery conduit carried by the frame in an upper portion thereof, a declining ball discharge shoot carried by and communica... | 03/01/2011 |
| 7762914 | Ping pong ball retriever Various devices for controlling errant ping pong balls during play are disclosed. A first embodiment may be construed as a device, positioned underneath a ping pong table, the device comprising a plurality of faces extending vertically from the ground and meeting at... | 07/27/2010 |
| 7758455 | Tennis training grip and methods of use thereof The present invention relates to a training grip for a tennis racket. The training grip has a series of protrusions and recesses that receive a user's hand and place it in proper position for a particular grip type. The present invention, in one embodiment, includes... | 07/20/2010 |
| 7740550 | Tennis throw trainer A training device that will train a player to throw the ball to the correct height and angle for a serve is provided. The device includes a pole that adjusts from about four feet to twelve feet in height to suit a player's need. The pole is supported by a base and i... | 06/22/2010 |
| 7740549 | Device for training and improving a volleyball spike technique The invention relates to sports training devices and can be used for training a volleyball spike-motion. The inventive device comprises a bearing frame, a ball, and a unit for returning the ball to the initial position thereof, which unit is provided with an elastic... | 06/22/2010 |
| 7691013 | Method and device for tennis training A tennis training device comprises a ball, a rope, and a hollow pole, the ball being coupled with a portion of a first end of the rope, a part of the rope being in a cavity of the pole, the rope being knotted at or near the second end of the rope. The training devic... | 04/06/2010 |
| 7677993 | Tennis backboard The invention provides a new tennis backboard design. The backboard includes a firm backing layer underlying a soft deadening layer. The rebound of a tennis ball from the backboard is reduced as compared to rebound from a rigid hard-surface backboard. This allows a ... | 03/16/2010 |
| 7582031 | Tennis ball holder A tennis ball holder, including a frame having legs joined with at least one upper rail; a carriage having at least one support and a bin, the at least one support joined to the legs and being rotatably joined to the bin, the bin being rotatable within approximately... | 09/01/2009 |
| 7510493 | Sports skills training apparatus An apparatus for training sports skills for games including ice hockey, soccer, tennis and volleyball using one or more opponents or simulated opponents on the playing surface to train a player to strike the game object away from an opponent in addition to practicin... | 03/31/2009 |
| 7500927 | Tennis ball delivery device A tennis ball delivery device for use in practicing one's tennis stroke. The device includes an adjustable, moveable frame, a tennis ball carrier assembly comprising an array of ball delivery conduits carried between an upper carrier section and a lower carrier sect... | 03/10/2009 |
| 7435196 | Apparatus and method for tennis swing training A racket swing training apparatus providing a user-chosen static positioning of a tennis racket in the hand, at angles to the forearm, which are determinable and repeatable. The device further provides components to set the face angle of the racket engaged to the de... | 10/14/2008 |
| 7435195 | Stroke training apparatus and methods for using same An apparatus and method for the training of tennis strokes are provided that allow the user to develop spin and consistency in each stroke. The stroke training apparatus consists of a ball; a housing member comprising a first side, wherein the first side comprises a... | 10/14/2008 |
| 7429225 | Tennis net lifter system and associated method A tennis net lifter system includes first and second portable lifter posts positioned adjacent to existing tennis net anchor posts in various positions. A mechanism is included for connecting the lifter posts to the anchor posts. A mechanism is included for telescop... | 09/30/2008 |
| 7429223 | Gate for a paddle and ball game The invention relates to a gate apparatus for a paddle and ball game, to a game including the same and to methods for playing the game. The gate apparatus comprises a frame for delimiting a closed region above the ground for a ball to be transferred therethrough and... | 09/30/2008 |
| 7354361 | Tennis stroke training device A racquet stroke training device adapted to “fix” a user's forehand racquet stroke comprises, in one embodiment, a band adapted to be worn on a user's arm above the user's elbow, a glove adapted to be worn on a user's hand, and a tether having a first end attach... | 04/08/2008 |
| 7350786 | Rotatable games By providing a playing surface which is dimensioned for enabling a desired game to be played with all competitors positioned thereon, with the playing surface being rotated, a competitive game and/or playing system/environment is created which enables all individual... | 04/01/2008 |
| 7335118 | Shock absorbing and sound producing device for tennis racket A device mounted in a tennis racket includes a cylindrical cushioning member including an annular groove, a central chamber, an axial channel crossed the chamber, and two recesses at its both ends; and a rigid, doughnut-shaped, hollow sound producing member mounted ... | 02/26/2008 |
| 7322894 | Apparatus and method for tennis swing training A racket grip training apparatus providing user chosen static positioning of a tennis racket in the hand at angles to the forearm that are determinable and repeatable. The device further provides components to set the face angle of the racket engaged to the device a... | 01/29/2008 |
| 7311619 | Racquet and ball sport court and target system A system for training to play better at tennis includes indicia for indicating desired target areas of a tennis court and rules for determining points to be given for striking a desired target area. Preferably, points are given only on the last shot of a play. ... | 12/25/2007 |
| 7285061 | Sports skills training method and apparatus A method and apparatus for training sports skills for games including ice hockey, soccer, tennis and volleyball using one or more opponents or simulated opponents on the playing surface to train a player to strike the game object away from an opponent in addition to... | 10/23/2007 |
| 7276000 | Training grip for a tennis racquet A training grip that can be installed onto a tennis racquet handle for positioning a tennis player's hand or hands correctly on the racquet to teach or train the player individual tennis strokes. The training grip is adapted to be easily and removably installed onto... | 10/02/2007 |
| 7244198 | Tennis ball delivery device A tennis ball delivery device for use in practicing one's tennis stroke. The device includes an adjustable frame, at least one declining ball delivery conduit carried by the frame in an upper portion thereof, a declining ball discharge shoot carried by and communica... | 07/17/2007 |
| 7229366 | Batting system A batting system wherein the ball hopper is located proximate a batting position and a pitching machine is located at a pitching position with a ball transport system for conveying baseballs from the ball hopper to the pitching machine. The system provides for the c... | 06/12/2007 |
| 7214136 | Method and apparatus to practice golf swing An apparatus and method are provided for practicing a golf swing. The apparatus includes a rotationally mounted golf ball, the movement of which is slowed by movement of a piston against a spring and through a liquid. A valve mechanism incorporated in the apparatus ... | 05/08/2007 |
| 7192359 | System, computer program product and method for recording and analyzing performance data A system, a computer program product and a method for registration and analysis of data from a practised stage, and for generation of action programs in dependence of said data. Preferably, the system and the method are adapted for the analysis of the player propert... | 03/20/2007 |
| 7186193 | Exercise training apparatus for tennis players A tennis ball holding apparatus includes a central tubular shaft that has a bore formed therein and has apertures formed along a length thereof. A base has legs radially extending outward from a central shaft bottom end and is monolithically formed with the central ... | 03/06/2007 |
| 7160213 | Baseball batter training method A batter training and protection system and method are shown. A protector for protecting an infield area is provided with a plurality of indicia situated thereon or integrally formed therein to define a plurality of target areas, respectively. The indicia may compri... | 01/09/2007 |
| 7147581 | Tennis stroke training device A racquet stroke training device adapted to “fix” a user's forehand racquet stroke comprises, in one embodiment, a band adapted to be worn on a user's arm above the user's elbow, a glove adapted to be worn on a user's hand, and a tether having a first end attach... | 12/12/2006 |
| 7137911 | Table tennis ball return mechanism A ball return mechanism for use with a table tennis table for returning a ball to a player. The table tennis table includes a net, a first side and a second side located on opposite sides of the net. The ball return mechanism includes a first return line including a... | 11/21/2006 |
| 7121964 | Hockey puck face-off method and apparatus Methods and apparatuses for dropping a hockey puck (collectively the “system”). The system can facilitate or simulate hockey face-offs. Various embodiments of the system can be configured to provide convenience, portability, stability, and/or consistency for dro... | 10/17/2006 |
| 7118499 | Easy table tennis training device An easy table tennis training device comprises a retaining mount, a swing member, a telescopic tube, and a retaining seat wherein the retaining mount is made up of a base and an accommodating case with a receiving cavity fixed on top of the base thereon for the acco... | 10/10/2006 |
| 7115052 | Methods and devices for sport ball training Sport ball training devices and methods for releasably holding a tennis ball or other sport ball at an appropriate height for the practice of striking the ball, either directly or indirectly with a racket or the like. An embodiment may have a support device with a b... | 10/03/2006 |
| 7070520 | Sports training device for hitting a ball A sports training device comprises a substantially vertical standard with a suitable ball at the top for practicing sports such as baseball or tennis or a bent over standard with a ball close to the ground for practicing sports such as golf. The ball is attached to ... | 07/04/2006 |
| 7066850 | Method of scoring a sporting event A method for scoring a sporting event that offers all participants an opportunity to receive an award is described. A number of categories and a number of places to be awarded within those categories is determined. These numbers are multiplied and the sum is compare... | 06/27/2006 |
| 7059963 | Pitched battle type of rally game program and game machine A program has routines S3, S4 of computing an attack form AP of a first character 22 on the basis of an instruction by a player, a routine S4 of computing and displaying an attack probability AR according to the instruction of the attack ... | 06/13/2006 |
| 7056241 | Volleyball net support system A volleyball practice system that includes a support frame with a pair of post supports. Each of the post supports being mounted on a base that is supported on wheels, and the pair of post supports being connected to one another by a telescoping or adjustable horizo... | 06/06/2006 |
