Package forming and sealing apparatus

B - Operations – Transporting – 65 – B

Patent

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B65B 9/10 (2006.01) B29C 65/18 (2006.01) B29C 65/74 (2006.01) B65B 51/30 (2006.01)

Patent

CA 1155430

ABSTRACT OF THE DISCLOSURE 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 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.

355247

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