1
Douglas K Herrmann, Bruce D Caryl, Timothy M Davis, Richard P Ficarra, Richard J Milillo, Matthew J Ross, Alicia K Schwenk, Piotr Sokolowski: Printer output sets compiler to stacker system. Xerox Corporation, November 16, 2004: US06819906 (185 worldwide citation)

A sheets sets compiling and stacking system for the output of a printer, in which the seriatim output of printed sheets may be accumulated and neatly stacked on a temporary sheets supporting system until the desired number of sheets for that set (e.g. all the pages of a collated document) is accumul ...


2
Mark R Halvonik, Douglas K Herrmann: Printer sheet lateral registration system with automatic upstream nip disengagements for different sheet size. Xerox Corporation, November 16, 2004: US06817609 (15 worldwide citation)

A sheet registration system for a sheet transport path of a reproduction apparatus providing positive feeding yet lateral registration of a wide range of different image substrate sheets. Independent sheet transport units with plural radius sheet feed rollers spaced along the sheet transport path en ...


3
Douglas K Herrmann, Mark R Halvonik: Printer lateral and deskew sheet registration system. Xerox Corporation, May 18, 2004: US06736394 (11 worldwide citation)

A sheet lateral registration system, especially for high speed printer print media, which can also provide sheet deskewing as well as lateral sheet registration, having substantially increased lateral translation movement re-centering time for the lateral sheet registration system by utilizing at le ...


4
Douglas K Herrmann, Derek A Bryl: Cart with a support surface having a selectively adjustable contour and a printing system sheet stacker incorporating the cart. XEROX Corporation, Gibb & Riley, December 16, 2014: US08911199 (5 worldwide citation)

Disclosed is a cart having a support surface with a selectively adjustable contour for providing essentially uniform support to a load (e.g., a stack of print media sheets) during receiving and storing modes and for facilitating transfer of the load to another support surface during a transferring m ...


5
Douglas K Herrmann, Alex Talevski: High speed rotary nip diverter. Xerox Corporation, November 12, 2013: US08579287 (4 worldwide citation)

A media velocity decoupling device is part of a rotary nip diverter assembly and includes a one-way clutch connected to a drive roller of a rotary nip diverter gate. The one-way clutched drive roller allows for realignment of the rotary nip diverter gate during media transfer to a downstream nip whi ...


6
Adam D Ledgerwood, Douglas K Herrmann, Derek A Bryl: Paper present sensing for a paper tray through media size sensing board. Xerox Corporation, Gibb & Riley, March 5, 2013: US08387972 (3 worldwide citation)

A media sheet tray includes a first media size sensor, a second media size sensor, a first circuit connected to the first media size sensor, a second circuit connected to the second media size sensor, and a switch within the second circuit. The switch can be in an open position disconnecting a conti ...


7
Douglas K Herrmann, John P Parson, Robert L Powell: Actuator and dual bin size belt system for multiple size media transport. Xerox Corporation, Ronald E Prass Jr, Prass, February 12, 2013: US08371568 (3 worldwide citation)

This is a media transport system that can accommodate various size media or sheets. The system has a series of even sized bins that can accommodate both small and large sheets. Above the bins is located a sheet diverter that when lowered diverts the small sheets into a small portion of the even size ...


8
Douglas K Herrmann, Richard V Williams, Steven D Olson: Printed sheets stacking tray with automatic alternate stacking support and manual stack lifting assistance. Xerox Corporation, James J Ralabate, Paul F Morgan, February 26, 2008: US07334789 (3 worldwide citation)

In a sheet stacking and unloading system in which sheets are stacked on a stacking tray which is then moved from its sheet stacking position to an unloading position for removing the sheet stack from the stacking tray, and the stacking tray has a sheet stacking surface partially interrupted by at le ...


9
Douglas K Herrmann: Registration carriage nip release with reduced reaction forces. Xerox Corporation, James J Ralabate, March 30, 2010: US07686299 (3 worldwide citation)

This is a paper registration system that allows for a lateral reset while the paper is present in the nip space. By separating the nips, the carriage can move to reset position for the next sheet while the previous sheet is still present in the carriage. In addition, the configuration of the system ...


10
Douglas K Herrmann, Jason M Lefevre, Derek A Bryl: Vacuum media transport system with shutter for multiple media sizes. Xerox Corporation, Maginot Moore & Beck, November 14, 2017: US09815303 (2 worldwide citation)

A media transport system includes a belt with a plurality of rows of holes, a vacuum plenum, and a shutter. The belt is positioned over the vacuum plenum carries a plurality of media over the vacuum plenum. A row of holes in the belt includes inter-copy gaps that separate media on the belt and the i ...