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US 4,301,700 AGranted
Cutting apparatus
AssigneeUnicel, Inc.
InventorRichard Greven
Life of this patent
Estimating the term…
Abstract
A cutting apparatus for cutting a web into sheets comprises a web shear. A web stop is disposed downstream of the shear. A web feed is disposed upstream of the web shear. A web stiffening device is disposed between the web shear and the web stop for holding the web in a rigid flat plane whereby the web is repeatedly cut to the same desired length.
Claims13
A cutting apparatus for cutting a web into sheets comprising:
- (a) web shear means,
- (b) web stop means disposed downstream of said shear means,
- (c) web feed means disposed upstream of said web shear means,
- (d) web stiffening means disposed between said web shear means and said web stop means for holding the web in a rigid flat plane whereby the web is accurately cut to a desired length, wherein said web stiffening means includes a flat bottom stiffening surface for supporting the web and a flat top surface disposed above said bottom stiffening surface to hold the web flat as it slides between the bottom and top surfaces, and hinge plate means disposed downstream of and adjacent said web shear means for clamping the web against said flat bottom surface and for preventing any movement of the web downstream of the shear means during the cutting of the web.
1 more element
Dependencies are inferred from the claim text.