Registers – Platform operated – Platform actuated traffic counters
Patent
1974-09-09
1976-09-21
Thesz, Joseph M.
Registers
Platform operated
Platform actuated traffic counters
235 92EV, 235 92CC, 235 92PL, 235 92R, 235 92V, G06M 314, H03K 2102
Patent
active
039821072
ABSTRACT:
A reversible measuring means for measuring material moving past a station in a forward direction while taking into account movement in a reverse direction comprising a main counter for counting in the forward direction and a reversible counter for counting up from a fixed count and counting down to said fixed count, detector means delivering output signals indicative of the forward and reverse directions of movement and quantity of material moving past a station, and control means receiving signals from said detector means and activating said main counter for counting material moving past said station in the forward direction when the reversible counter has said fixed count and activating said reversible counter for counting up when material moves past said station in the reverse direction and counting down to said fixed count when said material moves in the forward direction.
REFERENCES:
patent: 3500023 (1970-03-01), Arrowood et al.
patent: 3549870 (1970-12-01), Lay
patent: 3740532 (1973-06-01), Esch
American Electronic Laboratories, Inc.
Thesz Joseph M.
Trachtman Jacob
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