US 7,320,269 B2
Blade slit covering on a cutting and feed roller
Fritz Achelpohl, Lienen (Germany)
Assigned to Windmoeller & Hoelscher KG, Lengerich (Germany)
Appl. No. 10/491,341
PCT Filed Dec. 19, 2001, PCT No. PCT/EP01/15090
§ 371(c)(1), (2), (4) Date Apr. 01, 2004,
PCT Pub. No. WO03/051588, PCT Pub. Date Jun. 26, 2003.
Prior Publication US 2004/0194596 A1, Oct. 07, 2004
Int. Cl. B26D 5/12 (2006.01)
U.S. Cl. 83—304  [83/659; 83/544] 13 Claims
OG exemplary drawing
 
1. A cutting and feed roller comprising:
a peripheral roller surface that conveys thereon a material to be cut, the roller surface having therein a closeable slit-shaped opening;
cutting device that cuts the material, the cutting device including a blade carrier having attached thereto at least one blade having at least one cutting edge, the blade carrier being configured to insert the cutting edge of the blade through the slit-shaped opening when it is open; and
an inflatable hose attached to the roller in an area of the slit-shaped opening that closes the slit-shaped opening.