Back to results
US 8,939,186 B2Granted
Non-jamming laminator assembly
Assignee3M Innovative Properties Company
InventorsGerald E. Mueller, Jacob R. Polingo
Life of this patent
Estimating the term…
Abstract
A laminator assembly (100) comprises an anti-jam feature comprising wire (104) running from the entrance zone (106) to the exit zone (108) of transfer passage through circumferential slits (110) in the rollers (112, 118) such that a lamination pouch is prevented from wrapping around the rollers (112, 118).
Claims10
A laminator assembly comprising:
- (a) a transfer passage comprising an entrance zone, a compression zone, and an exit zone;
- (b) a pair of rollers comprising a first roller and a second roller, the pair of rollers defining the compression zone for compressing a lamination pouch as it passes therebetween, and the first roller comprising multiple circumferential slits in its exterior surface, the circumferential slits being from about 1 mm to about 2 mm deep and spaced from about 20 mm to about 30 mm apart;
- and
- (c) an anti-jam feature comprising wire running from the entrance zone to the exit zone through the circumferential slit in the first roller such that the lamination pouch is prevented from wrapping around the first roller, the wire having a diameter of from about 0.005 inch to about 0.01 inch.
1 more element
Dependencies are inferred from the claim text.