Back to results
US 4,167,884 AGranted
Piggy back slotter blades
AssigneeS&S Corrugated Paper Machinery Co., Inc.
InventorRobert J. Santanna
Life of this patent
Estimating the term…
Abstract
A blade for a rotary slotter is constructed by rigidly securing two arcuate blade sections in abutting end to end relationship by utilizing a keying element force fitted into complementary slots extending to the abutting ends of the blade sections.
Claims7
Blade means for a rotary slotter, said blade means comprising first and second blade sections each having an arcuate cutting edge and being positioned in a common plane;
- fastening means securing said blade sections together in abutting end to end relationship when said blade means is both mounted to and dismounted from a slotter head;
- said cutting edges combining to form a continuous relatively long arcuate cutting edge of uniform radius and formed about a common axis.
Dependencies are inferred from the claim text.