Band wheels and drive therefor in band sealer

Details Band wheels and drive therefor in band sealer Band wheels and drive therefor in band sealer

1975-12-03

1977-01-25

Drummond, Douglas J.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Presses or press platen structures, per se

B32B 3100

Patent

active

040049639

ABSTRACT:
A band sealer for sealing thermoplastic bags including superposed endless heat transfer bands and conveyor chains with adjacent bag-engaging and return runs immediately above rigid frame plates, a motor connected by chain driven and meshed pinions driving the conveyor chains, the sealing bands driven from band wheels overlying the chains, mounting brackets beneath the wheels with upstanding stub shafts upon which the wheels are journaled, each band wheel having a ring gear meshed with a pinion beneath the wheel and a sprocket coaxial with the pinion and meshed with the adjacent chain for driving the wheel.

REFERENCES:
patent: 2566799 (1951-09-01), Humphrey
patent: 2743762 (1956-05-01), Reitzes
patent: 3218961 (1965-11-01), Kraft et al.
patent: 3326735 (1967-06-01), Beason, Jr.
patent: 3475257 (1969-10-01), Ludwig et al.

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