Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 271/272
Name: Sheet feeding or delivering > Feeding > By means to convey sheet (e.g., from pack to operation) > Between superposed conveyor couple
Description: Device wherein the sheet-moving means comprises two elements, each of which elements has an endless, orbitally-moving surface, the surface of one element being opposite to and spaced from the surface of the other element during at least a portion of their movement and the surfaces moving in the same direction and engaging opposite surfaces of a sheet lying therebetween during said portion of movement.

Sub-classes under this class:

Class Number Class Name Patents
271/273 Having means to permit separation of couple 453

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
RE29178 Sheet recirculator Apr. 12, 1977
4009878 Sheet carrying apparatus Mar. 1, 1977
4009877 Document transport device Mar. 1, 1977
3998453 Sheet conveyor apparatus Dec. 21, 1976
3997155 Sheet handling apparatus Dec. 14, 1976
3994380 Transport roller Nov. 30, 1976
3993302 Apparatus for registering and feeding sheets to a sheet fed printing press Nov. 23, 1976
3980295 Skew eliminating sheet feeding mechanism Sep. 14, 1976
3975013 Sheet feeding device Aug. 17, 1976
3973770 Paper conveying system Aug. 10, 1976
3973767 Method and apparatus for feeding sheet material Aug. 10, 1976
3966198 Sheet conveying device Jun. 29, 1976
3954261 Inked paper transport mechanism employing a pair of beveled rollers May. 4, 1976
3954260 Paper money dispensing mechanism May. 4, 1976
3949979 Sheet feeding apparatus Apr. 13, 1976
3941368 Film transport mechanism Mar. 2, 1976
3941375 Paper transporter Mar. 2, 1976
3937454 Sheet recirculator Feb. 10, 1976

1 2 3 4 5 6 7 8 9 10 11

  Recently Added Patents
System and method for logical separation of a server by using client virtualization
Methods of establishing virtual circuits and of providing a virtual private network service through a shared network, and provider edge device for such network
Fabrication method of packaging substrate having through-holed interposer embedded therein
Adaptive period network session reservation
Tetrazolyl oxime derivative, salt thereof, and plant disease control agent
Method for incubating the contents of a receptacle
Pipe coupling
  Randomly Featured Patents
Easy outboard motor loader
Cook top protector
Tire tread
Hermetically resealable hard-disk drive configured for recharging with a low-density gas
Radiation image recording and read-out apparatus
Unitary interconnection structures integral with a dielectric layer
Big game cape guide
Canopy with latch and pivot members
Photographic emulsions and elements containing agel crystals forming epitaxial junctions with AgI crystals
Multilayer imageable element with improved chemical resistance