Electrical pulse counters – pulse dividers – or shift registers: c – Applications – Measuring or testing
Patent
1986-01-28
1987-10-13
Heyman, John S.
Electrical pulse counters, pulse dividers, or shift registers: c
Applications
Measuring or testing
377 5, 200 52R, G06M 102, H01H 3500
Patent
active
047003693
ABSTRACT:
This invention provides a highly portable device for counting athletic activities of a repetitive nature, e.g., pool laps swum, track laps run, pushups, situps, etc. The device has a mat-like body flexible enough to be rolled up and carried in a handbag. It is comprised of: (1) a watertight upper section containing a weight for anchoring the device during use, battery and circuit means for powering a lap counting electrical circuit, (2) a middle section for displaying an athletic activities card and (3) a watertight lower section containing a lap count display and a touch pad which operates the lap counting electrical circuit in a manner such that the display count advances by one for each touch of the pad.
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Tapeswitch Press-At-Any-Point Ribbon Switches, Tapeswitch Corp. of America, Jun. 1970.
Carlin John A.
Siegal Joseph J.
Heyman John S.
Siegal Joseph
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