Patents by Inventor Stuart Weaver

Stuart Weaver has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Printing in register on sheets
    Patent number: 4552065
    Abstract: This invention is concerned with the high speed printing of a line of text on a sheet in very accurate registration with an edge of the sheet or another feature (for example an existing print line) on the sheet. The sheet is fed without preregistration on to a track (10, FIG. 1) which passes the printing station (20). A detector (16) adjacent the track senses the arrival of the edge or some other feature of the sheet and a printing control means (14) responsive to the detector signal initiates the firing of the printing hammer (22) when the print line reaches the printing station, a registered operation being thereby effected without stopping the sheet. The detector signal may start the operation of a counter (70, FIG.
    Type: Grant
    Filed: September 17, 1984
    Date of Patent: November 12, 1985
    Assignee: McCorquodale Machine Systems Limited
    Inventors: Donald G. Billington, Reginald D. Brooker, Harry Powell, Roger Walker, David R. G. Wilkins, Stuart Weaver