US 7,553,097 B2
	Device for detecting end of paper in a printer
Piero Salussolia, Ivrea (Italy); and Alberto Colombi, Ivrea (Italy)
Assigned to Telecom Italia S.p.A., Milan (Italy)
Appl. No. 10/561,797 PCT Filed Jun. 22, 2004, PCT No. PCT/IT2004/000360 § 371(c)(1), (2), (4) Date Dec. 21, 2005, PCT Pub. No. WO2004/113088, PCT Pub. Date Dec. 29, 2004.
Claims priority of application No. TO2003A0475 (IT), filed on Jun. 25, 2003.
Prior Publication US 2006/0285908 A1, Dec. 21, 2006
Int. Cl. B41J 29/38 (2006.01); B41J 15/04 (2006.01); B65H 16/02 (2006.01)

U.S. Cl. 400—613  [242/563; 242/563.2]

8 Claims

1. Device for detecting end of paper for a printer, wherein said paper is wound on a roll placed in a housing, said roll being adapted to assume different positions in said housing, respectively when said printer is in a first, or in a second operating position, said detecting device comprising sensor means adapted to cooperate with a core of said roll, when said roll contains a predetermined minimum length of paper, wherein said sensor means comprises a lever movable with respect to said housing, comprising two arms bearing at one end a respective projecting element each projecting element being adapted to engage a hole in said core, respectively when said printer is in said first, or in said second operating position, wherein said device further comprises a support mounted to linearly slide on a lateral wall of the housing, and moved by a cam-type regulating member, rotating on said wall, to adapt the position of each of said projecting elements to different dimensions of said core.