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Document |
Document Title |
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7299685 |
Golf ball equator locating apparatus
An apparatus for locating and marking an equator of a golf ball is provided and includes a rotation plate shaped to support a golf ball is provided in a housing. The housing encloses a motor and...
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7111492 |
Device for testing balls
A ball testing device having a compact housing with a microphone for receiving the sound generated when a ball strikes a surface and generating output signals. An electrical circuit in said housing...
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6971263 |
Golf ball precision balancing system
A compact, portable, and expedient system for precisely testing the balance of balls used in sports and competitive games, which includes a test container slightly larger than the ball being...
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6862984 |
Method and device for marking golf balls
A method and device for marking golf balls that allows for the placement of a putting directional indicator (PDI) along the dynamic axis of a ball. While golfers could use the device to mark...
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6085578 |
Apparatus and method for detecting mass eccentricity
A spherical object is positioned on a rotation stage, the rotation stage is rotated, and a deviation detector detects whether the spherical object deviates from the rotation stage or not. A...
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5367129 |
Bowling ball total weight/top weight scale
A scale for measuring total weight/top weight of a bowling ball includes the utilization of a pair of electronic load cells supporting a moment transfer plate with the load cells being connected to...
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4928516 |
Apparatus for determining the center of gravity of a spherical ball
This invention is an apparatus for determining and marking an axis of an unbalanced spherical ball which axis contains its geometric center as well as its center of gravity. This axis is determined...
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4860578 |
Method and apparatus for determining the center of gravity of a spherical ball
This invention is a method for determining an axis of an unbalanced spherical ball which axis contains its geometric center as well as its center of gravity. This axis is determined by using...
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4546644 |
Method and apparatus for locating the dynamic axis of a sphere
The dynamic axis of a sphere, e.g. golf ball, is located by spinning the sphere at high speed while it is supported on a low friction-bearing surface, thus allowing the desired stable axis to align...
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4111038 |
Method and apparatus for determining the center of gravity of a golf ball
This invention is a kit and method for testing golf balls to determine if the center of gravity is the center of the golf ball. The kit uses a liquid, such as water, having a densifying agent to...
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3161041 |
Ball marking device
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