1
Steve O Rasmussen, Paul D Gast: Large inkjet print swath media support system. Hewlett Packard Company, Flory L Martin, November 30, 1999: US05992994 (188 worldwide citation)

To maintain a uniform spacing between the print media, such as paper, and an inkjet printhead having a large print swath, for instance about 25 millimeters (one inch) wide, a new media support system is provided for inkjet printing mechanisms, such as printers or plotters. The support system employs ...


2
David W Pinkerpell, Larry A Jackson, J Paul Harmon, Steve O Rasmussen: Printhead-carriage alignment and electrical interconnect lock-in mechanism. Hewlett Packard Company, Kassatly, March 6, 1990: US04907018 (99 worldwide citation)

A printhead cartridge and carriage assembly (10) is provided comprising: a carriage (12); a snap-spring (62) for securing a printing cartridge (14) in postion on the carriage; and an interconnect strip (16) for supplying electrical signals to the cartridge, including a force loading spring pad (24) ...


3
Steve O Rasmussen, Larry A Jackson, John D Rhodes, David W Pinkernell, J Paul Harmon, Kevin L Moon, William R Huseby: Ink-jet printer with printhead carriage alignment mechanism. Hewlett Packard Company, Kassatly, October 3, 1989: US04872026 (92 worldwide citation)

A novel ink-jet printer (10) is provided. The print provides both paper supply tray (12) and paper collection tray (18) in the front (14) of the printer for ease of paper handling and reduced footprint. The paper collection tray is provided with a pair of opposed output rails (22) which support a sh ...


4
Steve O Rasmussen, Larry A Jackson, John D Rhodes, David W Pinkernell, J Paul Harmon: Single sheet ink-jet printer with passive drying system. Hewlett Packard Company, Bloor Redding Jr, March 1, 1988: US04728963 (80 worldwide citation)

A novel ink-jet printer (10) is provided. The printer provides both paper supply tray (12) and paper collection tray (18) in the front (14) of the printer for ease of paper handling and reduced footprint. The paper collection tray is provided with a pair of opposed output rails (22) which support a ...


5
William R Huseby, Kevin L Moon, Steve O Rasmussen, Larry A Jackson: Active paper drop for printers. Hewlett Packard Company, Kassatly, Bloor Redding Jr, January 3, 1989: US04794859 (66 worldwide citation)

An active paper drop mechanism (20) for ink-jet printers is provided. The mechanism comprises a pair of opposed, movable rail members (22) associated with opposed walls (14) of a horizontal-disposed output collection tray (12) for receiving sheets (10) of printed media.


6
Steve O Rasmussen, Richard A Kelley, Brooke E Smith, Steven B Elgee: Belt driven media handling system with feedback control for improving media advance accuracy. Hewlett-Packard, January 30, 2001: US06179419 (51 worldwide citation)

A media handling system having an endless belt which carries a media sheet through a print zone achieves improved media advance accuracy by including closed loop feedback control. The position of either a drive shaft which rotates the endless belt or the endless belt itself is monitored to provide f ...


7
Steve O Rasmussen, John D Rhodes: Print media vacuum holddown. Hewlett Packard Company, August 7, 2001: US06270074 (43 worldwide citation)

A vacuum holddown for sheet materials has a surface having a field of vacuum ports in which each individual port is gated. When a vacuum is applied to the underside of the holddown, the gates close. When a sheet of material is introduced onto a region of the field, the gates only within vacuum manif ...


8
James O Beehler, Steve O Rasmussen, Robert M Yraceburu: Vacuum platen and method for use in printing devices. Hewlett Packard Company, Erik A Anderson, December 11, 2001: US06328491 (40 worldwide citation)

A vacuum platen and method for use thereof in a printing device are disclosed. An apparatus embodiment includes a first surface having a plurality of first apertures therethrough, a labyrinth configured to include a plurality of passageways each of which is fluidly coupled to at least one of the fir ...


9
James O Beehler, Steve O Rasmussen, Robert M Yraceburu: Vacuum platen and method for use in printing devices. Hewlett Packard Development Company, Erik A Anderson, June 3, 2003: US06572294 (36 worldwide citation)

A vacuum platen and method for use thereof in a printing device are disclosed. An apparatus embodiment includes a first surface having a plurality of first apertures therethrough, a labyrinth configured to include a plurality of passageways each of which is fluidly coupled to at least one of the fir ...


10
Steve O Rasmussen, Larry A Jackson, David W Pinkernell: Ink-set printhead-to-paper referencing system. Hewlett Packard Company, Kassatly, Bloor Redding Jr, June 27, 1989: US04843338 (35 worldwide citation)

Several problems of alignment associated with ink-jet printers are alleviated by four aspects. In the first, a reverse bow (B) in the paper (12) is created for printing on single sheets of paper. The reverse bow, which in the transverse axis of the paper, forces the paper flat against the platen (14 ...



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