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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 8133137 | Pitching machine having optimal adjustability A pitching machine configured for adjustment by a user, and including a pitching head, a first macro-adjustment device and a first micro-adjustment device. The pitching head is situated atop a stand. The pitching head includes a first wheel spaced apart from an oppo... | 03/13/2012 |
| 8113970 | Batting aid device having automatic ball feed An automatic feed mechanism for use with a batting aid device having a first end configured to receive a ball and a second end configured to drop the ball from the batting aid device. The automatic feed mechanism includes a substantially enclosed tubular member conf... | 02/14/2012 |
| 8096902 | Water-based training A substantially hollow exercise and rehabilitation device is disclosed, and is useable by athletes and others in training and/or rehabilitation sessions to develop stronger and more precise movements. A user typically stands in a pool of water approximately chest-de... | 01/17/2012 |
| 8092322 | Bunt guard A bunt guard 1 that easily attaches to all baseball and softball bats during bunting practice. A protective shield 2, durable and deflective by design, protects the bunter's hands 10 and fingers 12 from erratic pitches, or slow reaction. ... | 01/10/2012 |
| 7955196 | Batting training device and method Apparatus and method for teaching a batter to swing a bat in a premeditated plane to and through an invisible target that simulates the point of contact where a round bat will meet and greet a round ball squarely. A batter's training tool that facilitates a batter t... | 06/07/2011 |
| 7951019 | Bunting mat Disclosed herein are various inventive methods and apparatus related to an apparatus and method for teaching bunting techniques to baseball or softball players. A bunting mat may be provided that contains a plurality of lines that aide a player in better understandi... | 05/31/2011 |
| 7892116 | Baseball training aid A baseball training aid is provided which includes an audio or visual pitch indicator for simulating a baseball pitcher's pitch. The training aid further includes an impact sensor, preferably in the form of a microphone, for detecting whether a practicing batter's s... | 02/22/2011 |
| 7806788 | Pitching machine A pitching machine contains a pitching arm that vertically rotates at a speed of about 5 to 15 rpm, picks up a ball from the ball cradle at a pick-up point in its rotation, and then releases the ball at a release point in its rotation to provide a first velocity com... | 10/05/2010 |
| 7794338 | Rotating platform assembly for pitching machines A pivoting frame assembly for use with a pitching machine. The pitching machine for pitching balls. The pivoting frame assembly for supporting the pitching machine above a ground surface. The pivoting frame assembly having a first portion for supporting the pitching... | 09/14/2010 |
| 7794339 | Pull-the-trigger hitter batting practice apparatus and method A baseball hitter batting practice apparatus incorporates an unbalanced and potentially non-planar plurality of targets which are mounted onto a spindle. The spindle rotates about a central generally horizontal axle. The unbalanced targets in one embodiment are spac... | 09/14/2010 |
| 7771294 | Throwing technique trainer This invention relates to a device and method for training an athlete to throw a ball, and particularly to a device and method that provides guides for optimally positioning an athlete's throwing hand and elbow prior to initiation of the throwing phase for throwing ... | 08/10/2010 |
| 7717812 | Water-based sport training A substantially hollow practice bat is disclosed, and is useable by baseball players and other athletes in training and/or rehabilitation sessions to develop stronger and more precise swinging habits. A user typically stands in a pool of water approximately chest-de... | 05/18/2010 |
| 7699724 | Ball throwing muscle training apparatus A muscle memory training apparatus for training a ball player in proper elbow elevation at the beginning of a throw includes a frame; an elbow support cup assembly mounted to and projecting forwardly from the frame; a spring-loaded reel mounted to the frame a distan... | 04/20/2010 |
| 7674195 | Motivational baseball glove A baseball glove with integrated illumination means and circuitry that can control the pattern and timing of the illumination means to produce a lightshow. The lightshow may be triggered by the glove catching a ball, or by a separate switch. Optionally, the lightsho... | 03/09/2010 |
| 7534177 | Baseball bunting target system A batter training and protection system is 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 comprise a plurali... | 05/19/2009 |
| 7513841 | Recreation range A recreation range system (10) including a field (11) and a rotatable range carousel (13). ... | 04/07/2009 |
| 7445569 | Pitching training device A device for learning pitching technique for ball games and improving muscle strength through resistance training. The device, which consists of an elongated U shaped coiled tubular spring with a curved end and pair of straight parallel shaft portions with solid tip... | 11/04/2008 |
| 7413521 | Portable protection screen for pitching machine A protective screen for use with a pitching machine. The pitching machine for pitching balls. The protective screen having a passageway defined there-through for permitting a ball to be pitched by the pitching machine there-through. The protective screen having a do... | 08/19/2008 |
| 7393290 | Sport ball storage and retrieval apparatus A combination of a ball storage rack and a ball feeder track provide an apparatus for basketball storage and consistent position retrieval of sport balls, such as basketballs and volleyballs, by a player. The apparatus comprises a frame configured with an upper port... | 07/01/2008 |
| 7393291 | Pitching practice apparatus A pitching practice apparatus includes a frame unit having a rectangular frame member, X-axis and Y-axis sensor units mounted on the frame member, a control unit connected to the sensor units and to a sound generating device, and a net body provided on the frame uni... | 07/01/2008 |
| 7367887 | Game apparatus, storage medium, and computer program that adjust level of game difficulty A game apparatus, a storage medium and a computer program, suitable to games that can be experienced by a player using an entire body to play a game. The game apparatus comprises: a storage section for storing a predetermined assigned movement for a player; an assig... | 05/06/2008 |
| 7367906 | Baseball practicing apparatus A baseball practicing apparatus includes two opposite upright frames, two opposite longitudinal rods mounted between the upright frames and provided with a plurality of first emitters and a plurality of first receivers respectively, and two opposite transverse rods ... | 05/06/2008 |
| 7361105 | Multiple piece pitching mound A portable pitching mound having a plurality of shell pieces that when placed in side by side relation form an arcuate shell member. Each individual shell piece has an interlocking means so that each shell is attached to an adjacent shell. Once all of the shell piec... | 04/22/2008 |
| 7350515 | Ball feeder for ball serving machine A ball feeder for ball serving machine includes a seat consisting of a hollow transfer frame and a shaft bear, a rotating unit mounted to one side of the seat and having a ball scoop extended from an end thereof, and a plurality of guide sections sequentially rotata... | 04/01/2008 |
| 7341530 | Virtual strike zone A system adds a graphical image of the strike zone to a video or other image of a baseball game. The system determines location of the strike zone and the ball in real space. The locations of the strike zone and the ball are depicted in the video. Based on knowing t... | 03/11/2008 |
| 7338395 | Device to train a pitcher This is a device for training a pitcher in establishing his or her direct line to home plate during initial set-up of delivery of a pitch to home plate. Once the direct line to home plate has been established the training device then teaches the proper body mechanic... | 03/04/2008 |
| 7326123 | Golf swing training device A training device for strengthening the swing muscle groups of a golfer while enhancing proper muscle memory, wherein the device includes a hollow ball having a meridian line that divides the ball into two visually distinct hemispheres, and further including a pair ... | 02/05/2008 |
| 7309302 | Sliding exercise apparatus and recreational device A sliding exercise apparatus and recreational device which can be employed both wet and dry. A user can traverse the device which includes a surface which can be inclined as a durable low friction sheeting material. The user can be supported by a wide variety of veh... | 12/18/2007 |
| 7303494 | Ball hitting training device A ball hitting training device is disclosed for allowing a user to practice swinging a bat at a ball. The ball hitting training device includes a base assembly for resting on a support surface. A ball support assembly supports a ball to be struck by a bat swung by t... | 12/04/2007 |
| 7300365 | Assembly for training hand/eye coordination An assembly for training the hand/eye coordination of an individual. The assembly comprises an unobstructed region where an individual maneuvers a training member through the unobstructed region. ... | 11/27/2007 |
| 7294071 | Method and device to train a baseball swing This device will train an individual to strike a baseball. It is used for beginners as well as some of the advanced players by allowing the ball to be forced into different directions to simulate various pitching maneuvers. ... | 11/13/2007 |
| 7281998 | Height adjustment mechanism for batting tee An improved height adjustment mechanism for a batting tee uses an adjustment screw that attaches a compressible washer assembly to the bottom of an inner telescoping member to spread a compressible washer, thereby increasing the diameter of the compressible washer a... | 10/16/2007 |
| 7278934 | Baseball catching and throwing system A baseball training device includes a target net from which balls will be fed to a unit that will throw the balls back to a player. The unit can be set to throw the balls in the air or on the ground so a variety of situations can be practiced. ... | 10/09/2007 |
| 7270617 | Method for protecting at least one baseball area of a baseball playing field This invention relates to an integrally weighted baseball cover and system, method and apparatus for quickly delivering the cover and placing it onto an area of a baseball field, such as one or more of the infield areas, such as home base area, first base area, seco... | 09/18/2007 |
| 7262851 | Method and apparatus for detecting relative positional deviation between two objects Disclosed is a method and apparatus for detecting a relative positional deviation between first and second objects. In one preferred form of the invention, the detecting method includes the steps of (i) providing the first and second objects with diffraction grating... | 08/28/2007 |
| 7255658 | Baseball equipment bucket and pitching target A portable bucket for carrying baseball equipment (such as bases, gloves, balls) that is attached to a pitching target. The bucket, a bottom mounting bracket, a top mounting bracket and an extendable frame provide support for the pitching target. The pitching target... | 08/14/2007 |
| 7252603 | Collapsible batting practice device and frame A hingedly collapsible batting practice device with a top v-shaped component hingedly connected to two side members and supportable in an approximate horizontal orientation. A rear member attaches to the top of each side member. A bottom v-shaped component hingedly ... | 08/07/2007 |
| 7247106 | Machine for training a pitcher A device for training a pitcher or thrower, the device having a form that simulates the ball for which the pitcher is to be trained, examples being a softball or baseball. The device is constructed to allow one part of it to visibly rotate while one or more addition... | 07/24/2007 |
| 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 |
