×

Device for rolling up pieces of material

  • US 4,313,719 A
  • Filed: 02/20/1981
  • Issued: 02/02/1982
  • Est. Priority Date: 03/06/1980
  • Status: Expired due to Term
First Claim
Patent Images

1. A machine for rolling pieces of soft material in leaf form, comprising a plurality of endless belts, each belt being formed by a plurality of endless elements spaced apart from one another and running parallel to the direction of movement of the belt, the plurality of endless belts being made up of a first belt moving substantially in a horizontal plane and at least one second belt moving in an oblique plane relative to the plane of the first belt so that it crosses the first belt by passage of its elements through the spaces between the elements of the first belt along a line of intersection which forms an acute angle with the direction of movement of the first belt, the first belt forming an obtuse angle with the second belt, as measured in a plane perpendicular to their line of intersection, the direction of movement of the second belt forming an acute angle with the line of intersection of the two belts.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×