Registers – Platform operated – Platform actuated traffic counters
Patent
1976-01-28
1977-12-20
Thesz, Joseph M.
Registers
Platform operated
Platform actuated traffic counters
235 92R, 271106, G06M 902
Patent
active
040643913
ABSTRACT:
A leaves counting machine comprising a rotor having a plurality of suction heads arranged on a rotary disc. Leaves are counted by drawing and turning over them one by one by the suction heads in the course of rotation of the rotor. Changes in a suction pressure during the suction of leaves onto the suction heads are detected by a pressure transducer and the counting is executed by the use of pulses detected by the pressure transducer.
REFERENCES:
patent: 3041067 (1962-06-01), Fux et al.
patent: 3597594 (1971-08-01), Evans
patent: 3652081 (1972-03-01), Hatanaka et al.
patent: 3746841 (1973-07-01), Fenske
patent: 3983367 (1976-09-01), Kondo et al.
Kokubo Eiichi
Miyagawa Tuyoshi
Laurel Bank Machine Co. Ltd.
Thesz Joseph M.
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