Swing speed device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 24, 1998
Grant Date -
N/A
app pub date -
Dec 20, 1996
filing date -
Dec 20, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
|
US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
A force indicating device for monitoring acceleration forces developed during the motion an object. The device, when attached to a swinging or rotated sports implement, can be used to improve the speed and consistency with which the implement is swung. The device comprises a housing having a housing bore thereinto, the housing having a magnet at a first end of the housing bore, the magnet having a magnetic field, the housing bore has a first threaded portion therein; a cylinder, the cylinder having a cylinder bore thereinto, the cylinder bore having a magnet end and a second end, the cylinder bore having a movable material therein, the movable material being attractable by the magnet, the cylinder having a second threaded portion external thereto, the cylinder being received at least partways into the housing bore with the magnet end being toward the magnet, the first threaded portion receiving the second threaded portion, the first threaded portion and the second threaded portion permitting the magnet end to be spaced a desired distance from the magnet; and, a strap attached to the housing, the strap permitting the device to be attached to the implement; where the movable material is at the magnet end and retained there by the magnetic field until a user using the implement creates a force which overcomes the magnetic field thereby causing the movable material to move from the magnet end to the second end of the cylinder bore.
First Claim
Other Claims data not available