Matches 351 - 400 out of 419 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
4021036 Tennis teaching machine with ball projector  
A tennis teaching machine has a ball hopper slidably mounted on a vertical support. A hollow extension arm protrudes from the ball hopper and has a ball projection mechanism at the end. A rotating...
4017070 Training device for pole vaulters  
A device intended primarily for removable connection to a vaulting pole as an aid in training athletes in the proper techniques of pole vaulting is adjusted longitudinally on a vaulting pole to a...
3997979 Rodeo training device  
A rodeo training device for training cowboys to ride rodeo animals such as bulls and wild horses. The device includes a rider support and mechanism to drive the rider support to simulate the...
3979116 Stride-box  
A batter' s training device is disclosed. The training device comprises a sheet material which defines a first pivot foot opening and a second stride foot opening. Means are provided in the stride...
3888481 Training and practicing apparatus for wrestling  
A device for training wrestlers including a padded dummylike figure formed over a frame of which the arms and upper torso are spring biased to a certain position but which are movable to other...
3751828 REIN MANIPULATION TRAINING DEVICE  
This invention relates to a training apparatus and more particularly to an apparatus for training a person to manipulate the reins of a full or double bridle as used in equitation.
3724849 BILLIARD TRAINING APPARATUS  
Billiard training apparatus having a vertical panel, with an opening therein slightly smaller in diameter than the diameter of a cue ball, and a plurality of discs pivotally mounted on the panel to...
3711091 CUE BALL DIRECTION INDICATING APPARATUS FOR USE IN PLAYING POOL  
Movable indicating apparatus for use in playing pool including a pointer, a supporting device for the pointer, and a foundation member. The supporting device for the pointer preferably includes an...
3704887 GUIDE FOR AIMING A CUE BALL AT AN OBJECT BALL  
The present invention relates to a pool and billiard table cover for use in playing and teaching pool and billiards comprising, a table cover constructed of appropriate material, the cover being...
3692307 LIVE ACTION BACKBOARD  
This invention relates broadly to a new type of backboard or practice board which is used for returning tennis balls or other balls played against its surface. The backboard is constructed of...
3680151 CHAMBER POT  
A chamber pot for infant use comprising a body having a well in the base of its urine receiving chamber, the well being closed at its lower end by a diaphragm electrical contact unit. The diaphragm...
3672075 TRAINING APPARATUS  
Apparatus for training and exercise with respect to the mechanical athletic side of horsemanship except for displacement and speed, the apparatus comprising a coordinated structure simulating the...
3646691 FISHING SIMULATOR  
A device for simulating the sport of fishing which can be used as an educational toy for children or as a novelty item for fishing enthusiasts. It comprises a fishing rod, fishing line, float, and...
3630601 PHOTOELECTRIC REGISTRATION OF BALL ROTATION AS TEACHING AID FOR BALL GAMES  
The ball is provided with a surface pattern of regions of different optical properties. Light reflected from the moving ball is modulated by the rotation of these regions, transformed into a time...
3489408 SIMULATED SURF AND SURFBOARD  
3484953 APPARATUS FOR SIMULATING FREE FALL THROUGH AIR  
3462856 BASEBALL TRAINING GUIDE  
3421759 RESILIENT MEMBERED JUDO TRAINING DEVICE  
3409294 Devices for teaching diving  
3387842 Self-defense manikin practice device  
3379439 Side horse training device  
3365818 Mechanical artificial fishing lure guide  
3364478 Infant training chair  
3353824 Batting aid and method of using same  
3350096 Batter's front foot guide  
3342487 Baseball stance and stride practice plate  
3299537 Poolplaying accessory  
3231271 Apparatus for practicing strokes with a tennis racket  
3220122 Pocket billiard training device  
3176319 Child's training chair and urinal  
3152803 Baseball pitching educational device  
3139687 Athletic visual training aid  
3129709 Training device  
3078597 Machine for teaching the art of casting  
2947091 Liquid dribbler for toilet training  
2930145 Parachute landing fall trainer  
2925273 Baseball training aid  
2914326 Exercise device for infants  
2893591 Educational and training device for children  
2886315 Device for teaching diving techniques  
2885854 Training device for children  
2791780 Urinal training device for little boys  
2756448 Child's ablutionary training aid  
2703407 Boy's toilet trainer  
2702950 Apparatus for testing time intervals  
2699139 Musical toilet trainer for infants  
2596255 Infant's feeding set  
2585075 Posture training device  
2560657 Dummy calf  
2532061 Fishing guide  
Matches 351 - 400 out of 419 < 1 2 3 4 5 6 7 8 9 >