Matches 1 - 40 out of 40
Match Document Document Title
6406386 Ball size adjustment mechanism for table tennis robot  
An automatic table tennis ball serving device is disclosed as having a generally vertically extending enclosure with a table tennis ball feeding passageway including a lower ball entrance and an...
6241628 Projectile machine with remote control for basketball practice and the like  
A projectile machine for use in practicing various activities including the practice of basketball shots from various positions on a basketball court. The projectile machine when practicing...
6224503 Portable basketball retrieval and return device  
A portable basketball retrieval and return device includes a movable support platform having casters for allowing the positioning of the device on a playing surface adjacent a basketball backboard...
6155936 Baseball pitcher's practice target with ball return  
A portable baseball pitcher's practice target device having a target panel with sub-target areas representing the upper, lower, inside, outside and center of an imaginary strike zone of a baseball...
5776018 Basketball collection, passing and shot analysis system  
A basketball passing machine (18) includes a basketball supply (20) which provides basketballs (48) for a basketball ejector assembly (26) which passes basketballs one-at-a-time in a controlled...
5733209 Pneumatic ball launching apparatus  
A pneumatic ball launching apparatus propels a ball vertically upward into mid-air without imparting spin on the ball. A pneumatic cylinder is disposed vertically below the top surface of a ground...
5618039 Batting exercising device for baseball  
This invention relates to a batting exercising device for baseball, it includes a longitudinal axis, an adjustable tripod used to support the longitudinal axis, a V rack which can horizontally...
5599017 Baseball target and projector apparatus  
An apparatus for use in practicing the fundamentals of baseball is provided. The apparatus includes an opening for accepting and capturing baseballs thrown at the apparatus. The opening is covered...
5573239 Apparatus to catch, determine accuracy and throw back a ball  
An apparatus that determines the accuracy and speed of a thrown ball, catches the ball and throws the ball back to a source is provided that a housing with a front opening covered by tension...
5494022 Ball projecting apparatus  
A ball projecting apparatus includes a housing with a frontward opening. The interior of the housing has an elongated ball guider which extends inclinedly and longitudinally from a position near...
5487540 Apparatus for use in practicing the fundamentals of basketball  
An apparatus for use in practicing the fundamentals of basketball is provided. The apparatus includes a retrieving bowl adapted to connect to a basketball goal to recover a basketball, an...
5222731 Device for catching a ball  
A device for catching a ball comprises a frame member 6 constructed on the ground or the like, a net member 7 put on the frame member 6, a mat member 1 disposed substantially at the central part of...
5133548 Pitching trainer with automatic ball return  
A pitching trainer includes an automatic ball return includes a frame defining a ball-receiving chamber including a cushion at the back wall of the chamber, a floor therebeneath, and a...
5064194 Apparatus for use in practicing pitching of baseballs  
An apparatus for use in practicing pitching of baseballs to enable the user to improve pitching accuracy and to indicate pitched balls delivered within a strike zone having a vertical backboard...
5042820 Soccerball returner  
A soccerball returner is provided which has a goal portion comprising a ball capturing box-like member with an open front side and a bottom wall which directs a captured ball toward a ball return...
5009421 Table tennis ball serving device  
A folding net structure for attachment to a table tennis table and for feeding balls to a robot ball server. The net structure includes a plurality of elongated arms, each arm extending radially...
4938479 Tennis ball return apparatus  
A tennis ball return apparatus associated with a tennis net which has its lower edge disconnected from supporting posts to enable balls striking the net to drop substantially straight downwardly...
4883272 Ball catching frame with ball expelling machine connected thereto  
A multi-purpose ball expelling apparatus which can be used with repeated operations for the training of baseball fielders, batters and pitchers comprising in combination a special netted frame in...
4772017 Projector for projecting a tennis ball  
A projector for projecting a tennis ball through the air. The projector has a housing containing a loading opening and two spaced recesses. A wheel with a roughened periphery is rotatably mounted...
4714248 Basketball return device  
A ball return device for aiding in the practice of basketball or other games which require that a ball be returned to a player in order to perform repetitive practice routines. The device comprises...
4579340 Basketball return device  
A basketball return device comprises a portable unit for positioning on a basketball court in a location generally underneath a basket into which shooting practice is to be conducted. The device...
4568089 Ball-returning tennis net assembly  
A ball-returning tennis net assembly comprises a net structure of an inner net and an outer net on each side of the inner net for gathering balls hit into the net structure in a manner preventing...
4368885 Spring type ball emitting apparatus  
A tennis practicing machine is disclosed which has a rotating arm for periodically projecting a tennis ball towards a player. A spring connected to the rotating arm stores a rotating force which is...
4299383 Tennis training device  
A tennis training device having ball emitting cylinder for cylically emitting tennis balls to a player's side, a ball collecting device for collecting tennis balls hit by a player, a ball control...
4256303 Tennis practice device  
A tennis practice device for propelling balls to a player. The player cocks a hammer and sets a time delay mechanism from his receiving position which is remote from the hammer. After a fixed...
4220331 Baseball batting range retrieval system  
A baseball batting range includes a plurality of pitching machines positioned for propelling baseballs toward corresponding batting stations. The range further includes a sloping floor and a sump...
4191374 Projectile return apparatus with ball target area  
A game apparatus for use with projectiles, such as table tennis balls, including a ball receiving housing having a ball entrance and ball guide apparatus leading to a target area to receive balls...
4116438 Table tennis robot  
Table tennis balls are pushed by a rotated, notched, feed disc from a hopper to a pair of rotated throwing discs which move each ball along either an adjustable, spin producing, bottom guide or an...
4025071 Tennis ball server and court installation  
A tennis ball feeder and server characterized by a cooperating helical screw type ball feed and a rotating inertia wheel. The feed screw is positioned to revolve on a horizontal axis between a pair...
3815907 BALL RECEIVING, METERING AND PROJECTING SYSTEM  
An improved ball receiving and projecting system of the type having a detachable, foldable receiving net, a stand-mounted ball projector, and upwardly foldable trough wings, additional features...
3776550 BASKETBALL RETRIEVAL AND RETURN DEVICE  
A large basket shaped framework enclosed by an outer covering is positioned beneath a basketball basket. A chute leads from the bottom of this framework to a basketball return mechanism. The return...
3761085 TABLE TENNIS PRACTICE AND GAME EQUIPMENT  
Table tennis practice and game equipment comprising a quick knock-down, quick-reassembly ball receiving and projecting unit, including tripod-mounted net, frame, and projector, the whole adapted...
3713658 BALL THROWING AND RECEIVING SYSTEM  
A ball-throwing and receiving system consisting typically of a yoke-shaped, tripod supported base, a motor driven flexible-disc ball-propelling unit adjustably clamped in the yoke, and a...
3410556 Power actuated ball ejecting and return apparatus for table tennis  
3375005 Ball throwing machine and target net  
3306613 Baseball batting practice range with ball return means  
3194556 Baseball pitcher's aid  
3085800 Basketball practice device  
3043592 Table tennis practice device  
3606987 Title is not available  
Matches 1 - 40 out of 40