Low inertia roll

The roll as recited in claim 3 wherein the plurality of first tabs includes a plurality of straight first tabs extending at an acute angle from a surface of the first web and a plurality of bent first tabs extending generally perpendicularly from the surface of the first web and having respective bent end portions extending generally parallel to the surface of the first web and away from the straight first tabs, wherein the straight and bent first tabs project from the first web in an alternating fashion, and further comprising:

• a second web disposed along the helical path;
• and
• a plurality of second tabs disposed one after the other and extending from the web at an angle relative to a surface of the second web, the plurality of second tabs including a plurality of straight second tabs extending at an acute angle from the surface of the second web and a plurality of bent second tabs extending generally perpendicularly from the surface of the second web, the plurality of bent second tabs including respective bent end portions extending generally parallel to the surface of the second web and away from the straight second tabs,
• wherein the straight and bent second tabs project from the second web in an alternating fashion;
• wherein the first web and the second web are disposed so that the straight first and second tabs interlock in an alternating fashion, the respective bent end portions of the bent first tabs extending away from the respective bent end portions of the bent second tabs.

A roll for a rotary printing press, the roll comprising:

• a first web disposed along a helical path;
• and
• a plurality of first tabs disposed one after the other on the first web and extending from the first web at an angle relative to a surface of the first web;
• and
• a cylindrical outer tube disposed over the first tabs.