Undertaking
Patent
1979-07-27
1980-09-23
Pinkham, Richard C.
Undertaking
272DIG5, 235 99R, A63B 2304
Patent
active
042238870
ABSTRACT:
An exercise supervision device for recording the number of footsteps taken by a jogger while running in place on the device includes a linearly depressible jogging surface and a rotatively operable counter and structure directly connecting the jogging surface and counter for converting the linear motion of the jogging surface to a rotative traverse effective to operatively increment the counter.
REFERENCES:
patent: 1074002 (1913-09-01), McGahey
patent: 1238283 (1917-08-01), Gillam
patent: 2077767 (1937-04-01), Morse, Jr.
patent: 3627313 (1971-12-01), Schonfeld
patent: 3634895 (1972-01-01), Childer's
patent: 3638940 (1972-02-01), Mehaulic
patent: 3641601 (1972-02-01), Sieg
Kramer Arnold W.
Pinkham Richard C.
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