Package forming and sealing apparatus

Details Package forming and sealing apparatus Package forming and sealing apparatus

1979-07-05

1981-12-15

Sipos, John

Package making

Closing packages and filled receptacles

By means adapted to engage outturned seam of package cover

53550, 53568, 53562, 493194, 493206, 493208, B65B 910, B65B 5116

Patent

active

043052401

ABSTRACT:
A package forming and sealing machine receiving articles confined within a conveyed tubular wrapper of sheet material, a rotor having sealing and cutting heads radially adjustable for changing the span between adjacent heads on the periphery of the rotor, there being a swingable jaw and a stationary jaw on each of the heads, a locking linkage to operate the swingable jaw, a rotary shaft to operate the linkage, and substantially continuously driven from a sprocket through a disengageable clutch operated by a trip arm and stationary stop cams also radially adjustable with respect to the rotor axis, a chain loop embracing revolving sprockets on the rotor to produce operation of the swingable sealing jaws.

REFERENCES:
patent: 1814699 (1931-07-01), Hubbell
patent: 2976657 (1961-03-01), Cloud
patent: 3126682 (1964-03-01), Krance
patent: 3388526 (1968-06-01), Harm
patent: 3866394 (1975-02-01), Masai
patent: 3943683 (1976-03-01), Kovacs
patent: 4045946 (1977-09-01), Schaefer
patent: 4170171 (1979-10-01), Beasley

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