Driving force transmission device in corrugated cardboard box ma

Details Driving force transmission device in corrugated cardboard box ma Driving force transmission device in corrugated cardboard box ma

1989-06-19

1990-11-06

Terrell, William E.

Manufacturing container or tube from paper; or other manufacturi

Machine frame

493 60, 493324, 493362, 493480, 403359, 464158, B31B 174, B31B 4902

Patent

active

049682920

ABSTRACT:
A corrugated cardboard box making machine wherein the units such as feed unit, printing unit and slotting unit are separably connected in alignment with a driving shaft being provided on each one of the units, and on an external gear which is one element of a coupling arranged between the driving shafts engaging projections are provided and on an internal gear which is the other element, there are provided engaging concave portions to automatically receive the engaging projections only when rotational positions of both of the gears are coincided. The machine is further arranged to automatically and accurately perform smooth connecting operation of each driving shaft when each unit is reconnected after such work as printing plate exchange is finished.

REFERENCES:
patent: 2457942 (1949-01-01), Van Zandt
patent: 2525695 (1950-10-01), Lombard
patent: 3287031 (1966-11-01), Simmons et al.
patent: 3541871 (1970-11-01), Burrell
patent: 4601182 (1986-07-01), Glanzmann
patent: 4828422 (1989-05-01), Anthony et al.

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