Kurt J Ehrhardt

US Patent:

6493018, Dec 10, 2002

Filed:

Apr 8, 1999

Appl. No.:

09/288424

Inventors:

Charles M. Hevenor - Glastonbury CT
William J. Tortora - Willington CT
William A. Loos - Broad Brook CT
Kenneth O. Wood - Longmont CO
Edward M. Oscarson - New Hartford CT
David M. Mindek - Ashford CT
Kurt J. Ehrhardt - Enfield CT
John K. White - Vernon CT
Raymond J. MacQueen - New Hartford CT
Brian H. Lis - West Hartford CT
Roy Douglas Downey - Higganum CT
Michael J. Banavige - Coventry CT
Daniel G. Binnall - Simsbury CT

Assignee:

Gerber Scientific Products, Inc. - South Windsor CT

International Classification:

B41J 2325

US Classification:

347217

Abstract:

Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a replaceable donor sheet assembly, which includes a memory, for use with a thermal printer; methods and apparatus for improved thermal printing, including methods and apparatus for conserving donor sheet and reducing the amount of time required to print a multicolor graphic product; a thermal printhead including a memory; and methods and apparatus for the alignment of a sheet material for printing or performing other work operations on the sheet material. The wide format thermal printer can include provision for the automatic loading of cassettes of donor sheet from a cassette storage rack. The vacuum workbed can include provision for determining the size of the sheet material supported by the workbed, and for controlling the suction applied to the apertures in a worksurface of the workbed.

US Patent:

6573923, Jun 3, 2003

Filed:

Apr 12, 2001

Appl. No.:

09/833936

Inventors:

Charles M. Hevenor - Glastonbury CT
William J. Tortora - Willington CT
William A. Loos - Broad Brook CT
Kenneth O. Wood - Longmont CO
Edward M. Oscarson - New Hartford CT
David M. Mindek - Ashford CT
Kurt J. Ehrhardt - Enfield CT
John K. White - Vernon CT
Raymond J. MacQueen - New Hartford CT
Brian H. Lis - West Hartford CT
Roy Douglas Downey - Higganum CT
Michael J. Banavige - Coventry CT
Daniel G. Binnall - Simsbury CT

Assignee:

Gerber Scientific Products, Inc. - South Windsor CT

International Classification:

G01D 1516

US Classification:

347215

Abstract:

Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a replaceable donor sheet assembly, which includes a memory, for use with a thermal printer; methods and apparatus for improved thermal printing, including methods and apparatus for conserving donor sheet and reducing the amount of time required to print a multicolor graphic product; a thermal printhead including a memory; and methods and apparatus for the alignment of a sheet material for printing or performing other work operations on the sheet material. The wide format thermal printer can include provision for the automatic loading of cassettes of donor sheet from a cassette storage rack. The vacuum workbed can include provision for determining the size of the sheet material supported by the workbed, and for controlling the suction applied to the apertures in a worksurface of the workbed.

US Patent:

6859222, Feb 22, 2005

Filed:

Dec 27, 2001

Appl. No.:

10/034029

Inventors:

Kenneth O. Wood - Longmont CO, US
John K. White - Vernon CT, US
Kurt J. Ehrhardt - Enfield CT, US

Assignee:

Gerber Scientific Products, Inc. - South Windsor CT

International Classification:

B41J002/325

US Classification:

347218

Abstract:

Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a replaceable donor sheet assembly, which includes a memory, for use with a thermal printer; methods and apparatus for improved thermal printing, including methods and apparatus for conserving donor sheet and reducing the amount of time required to print a multicolor graphic product; a thermal printhead including a memory; and methods and apparatus for the alignment of a sheet material for printing or performing other work operations on the sheet material. The wide format thermal printer can include provision for the automatic loading of cassettes of donor sheet from a cassette storage rack. The vacuum workbed can include provision for determining the size of the sheet material supported by the workbed, and for controlling the suction applied to the apertures in a worksurface of the workbed.

US Patent:

6392681, May 21, 2002

Filed:

Apr 8, 1999

Appl. No.:

09/288278

Inventors:

Kenneth O. Wood - Longmont CO
John K. White - Vernon CT
Kurt J. Ehrhardt - Enfield CT

Assignee:

Gerber Scientific Products, Inc. - Manchester CT

International Classification:

B41J 1100

US Classification:

347218

Abstract:

Disclosed are the following: a wide format thermal printer for printing a multicolor graphic product on a printing sheet; a vacuum workbed for supporting a sheet material for performing work operations, such as cutting, printing or plotting, thereon; a replaceable donor sheet assembly, which includes a memory, for use with a thermal printer; methods and apparatus for improved thermal printing, including methods and apparatus for conserving donor sheet and reducing the amount of time required to print a multicolor graphic product; a thermal printhead including a memory; and methods and apparatus for the alignment of a sheet material for printing or performing other work operations on the sheet material. The wide format thermal printer can include provision for the automatic loading of cassettes of donor sheet from a cassette storage rack. The vacuum workbed can include provision for determining the size of the sheet material supported by the workbed, and for controlling the suction applied to the apertures in a worksurface of the workbed.