Cushioning apparatus for web roll let-off and method

Details Cushioning apparatus for web roll let-off and method Cushioning apparatus for web roll let-off and method

1997-04-23

1999-04-13

Nguyen, John Q.

Winding, tensioning, or guiding

Unwinding

With supply coil replenishment

2425645, B65H 1900, B65H 1610

Patent

active

058935304

ABSTRACT:
Apparatus and method for cushioning the impact when placing a web roll on a belt let-off has pneumatic cylinders (A) operating bell crank arms (B) for raising a roll carried on one end (C) while lowering a roll (D) carried on an opposite end of the bell crank for tightening the belt (F) ejecting an empty core roll preparatory to receiving a web roll (W) which is supported by the arms (B) while being lowered and cushioned by the air cylinders until it is received and supported for rotation in a cradle formed by the belt (F) for unwinding.

REFERENCES:
patent: 5209418 (1993-05-01), Alexander, III

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