Horology: time measuring systems or devices – Combined with disparate device
Patent
1994-02-24
1994-11-22
Miska, Vit W.
Horology: time measuring systems or devices
Combined with disparate device
368110, 273375, 273383, 273390, G04B 4700, G04F 800, F41J 502
Patent
active
053675037
ABSTRACT:
A turnstile operated game for determining the elapsed time between a starting event and an ending event comprising a turnstile composed of a horizontal member supported above the ground, a vertical shaft rotatably mounted on the horizontal member, an arcuate cam mounted on the turnstile and being responsive to the rotation of the shaft, a microswitch mounted on the turnstile adjacent the cam, the microswitch having a toggle arm adapted to be contacted by the cam to actuate the microswitch upon a predetermined rotary movement of the shaft, a horizontal lever connected to the vertical shaft and having a first portion extending away from and beyond the horizontal member, the lever having a second portion extending on the opposite side of the shaft from the first portion thereof, a timer connected to the microswitch such that the timer is turned on when an object contacts and pivots the first portion of the lever, the contacting and pivoting of the first portion of the lever by the object constituting a starting event for the game, the completion of an ending event sending a signal to the timer to stop the same, thereby indicating the time elapsed between the starting event and the ending event.
REFERENCES:
patent: 3463494 (1969-08-01), Stroh
patent: 4976439 (1990-12-01), Kraemer
patent: 5018117 (1991-05-01), Lowrance
patent: 5068837 (1991-11-01), Lowrance
patent: 5094461 (1992-03-01), Lowrance
patent: 5180170 (1993-01-01), Lowrance
patent: 5263721 (1993-11-01), Lowrance
Dorman William S.
Lowrance Carl J.
Miska Vit W.
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