Drive device for web crosscutting apparatus

Details Drive device for web crosscutting apparatus Drive device for web crosscutting apparatus

1975-09-19

1977-01-18

McGehee, Travis S.

Cutting

Cutting motion of tool has component in direction of moving...

Orbital motion of cutting blade

83593, B26D 2504, B26D 156

Patent

active

040032809

ABSTRACT:
Apparatus for driving a web crosscutting roller with knife blade. A variable speed motor drives the roller which also is of variable speed. A control device is operable on the motor to effect selective change of the rotative speed thereof. A spring is connected to the roller to alternatively impart retardation or acceleration energy to the roller during a revolution thereof by alternate tensioning and release of the spring.

REFERENCES:
patent: 2372780 (1945-04-01), Hess
patent: 2764238 (1956-09-01), Rusinoff et al.
patent: 3015978 (1962-01-01), Innocenti
patent: 3202026 (1965-08-01), Buhl
patent: 3410163 (1968-11-01), Taylor

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