Apparatus for forming a convoluted container sidewall

Details Apparatus for forming a convoluted container sidewall Apparatus for forming a convoluted container sidewall

1976-09-29

1978-12-26

Lake, Roy

B31B 132

Patent

active

041310578

ABSTRACT:
Apparatus for wrapping a sidewall blank about a mandrel utilizing two wrapping wings which are rotated about the mandrel axis by respective drive trains, each drive train comprising a shaft positioned coaxially with the mandrel, a lever arm connecting the wrapping wing to the shaft, a slide member positioned in a transversely extending slot in a common reciprocating carriage, and a crank arm secured to the shaft and pivotably connected to the slide member. One of the wiping wings can be provided with an L-shaped blade with one leg of the L-shaped blade extending forwardly in the direction of travel of that wiping wing during the wrapping operation to lead the blade of the other wiping wing.

REFERENCES:
patent: 1892675 (1933-01-01), Lyon et al.
patent: 3958501 (1976-05-01), Richards

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