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Class Information
Number: 271/231
Name: Sheet feeding or delivering > Feeding > With means to align sheet > With means to retard sheet before alignment > By member moved with sheet > Including suction retarder
Description: Device wherein the slowing is effected by a surface that contacts the sheet surface frictionally, the frictionally contact being enhanced by subatmospheric pressure urging the sheet toward the surface.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7213514 |
Extension arm for a sheet-processing printing machine |
May. 8, 2007 |
| 6712353 |
Mass and impact energy adaptive compensating converter |
Mar. 30, 2004 |
| 6691999 |
Sheet-braking system for a delivery of a sheet-processing machine, and method of operation |
Feb. 17, 2004 |
| 6443443 |
Suction belt conveyer for a sheet processing machine |
Sep. 3, 2002 |
| 6176482 |
Sheet-guiding suction box |
Jan. 23, 2001 |
| 5162036 |
Apparatus for moving apart successive webs of a series of webs having sections in zig-zag formation |
Nov. 10, 1992 |
| 4830355 |
Sheet transfer apparatus for rotary printing presses |
May. 16, 1989 |
| 4824094 |
Device for engaging a sheet with maintenance of register and disposed in the feeder plate of a rotary press |
Apr. 25, 1989 |
| 4693462 |
Sheet delivery apparatus for printing machines |
Sep. 15, 1987 |
| 4534550 |
Apparatus for pulling apart flat products, especially printed products arriving in an imbricated product stream |
Aug. 13, 1985 |
| 4466607 |
Sheet inverting device |
Aug. 21, 1984 |
| 4273324 |
Suction braking apparatus |
Jun. 16, 1981 |
| 4225129 |
Sheet guidance arrangement in printing-machine outfeed units |
Sep. 30, 1980 |
| 4060237 |
Sheet positioning mechanism for feed table of a sheet-fed printing press |
Nov. 29, 1977 |
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