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US 2006/0148583 A1Published application
Directional practice device
OwnerVictor Wuinventor
Life of this patent
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Abstract
A directional practice device includes a directional frame and a rail base. The directional frame provides a part being defined to move rectilinearly and an engaging member for locating a sport apparatus. The rail base provides two parallel rail parts and each of the rail parts has a component to define a movement of the directional frame.
Claims6
A directional practice device comprising:
- two rails arranged in parallel, said rails each having a longitudinal groove extending between two distal ends thereof;
- a locating bar fastened to one end of each of said rails to hold said rails in parallel;
- an inner angle bar and an outer angle bar arranged in parallel and facing each other, said inner angle bar and said outer angle bar each having two locating holes respectively disposed near two distal ends thereof, said outer angle bar having an opening for practicing the action of ball-putting;
- two pairs of rollers respectively pivotally provided at two distal ends of each of said angle bars and respectively coupled to the longitudinal grooves of said rails to guide movement of said angle bars along said rails;
- and
- two screws respectively mounted in the locating holes of said angle bars to join said angle bars.
3 more elements
Dependencies are inferred from the claim text.