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Class Information
Number: 198/780
Name: Conveyors: power-driven > Conveyor section > Live roll
Description: Apparatus wherein the conveyor comprises one or more parts or roller means which will rotate about an axis when influenced to do so by a source of power, and thereby cause movement of a load directly supported by and in contact with said rotated part.


Sub-classes under this class:

Class Number Class Name Patents
198/784 Arranged or having means to change load speed 28
198/783 Having intermittent, periodic, timed or programmed drive for rolls 42
198/782 Having means to adjust position of roll relative to load (i.e., vertically, horizontally, angularly, etc.) 176
198/781.01 Live roll drive engages, disengages, or slips responsive to load position or blockage 25
198/786 Load moves axially of roll 55
198/785 Roll (s) center load on conveyor 20
198/789 Roll drive means 95
198/787 Rolls causes load to travel curved path 49
198/788 With motor means for roll 75


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7445109 Feed roll construction Nov. 4, 2008
7398874 Belt-driven accumulator for curved roller segment Jul. 15, 2008
7341138 Conveyor idle roller assembly Mar. 11, 2008
7299915 Motorized pulley Nov. 27, 2007
7299589 Telescoping boom actuation mechanism formed of concentrically nested tubular boom sections mutually engaged by roller assemblies riding on helical tracks Nov. 27, 2007
7299914 Roller assembly for image forming apparatus Nov. 27, 2007
7264112 Method for cooling components subjected to high temperatures Sep. 4, 2007
7255226 Conveyor system load transfer devices Aug. 14, 2007
7246694 Friction roller in conveyor Jul. 24, 2007
7243784 Roller shaft mount Jul. 17, 2007
7225842 Feed rollers for tree handling Jun. 5, 2007
7213701 Conveyor roller axle stiffener May. 8, 2007
7175018 Conveyor assembly Feb. 13, 2007
7086524 Motorized roller Aug. 8, 2006
7051554 Tightening a fiber roll cover May. 30, 2006
7000429 Roller table for carrying and transporting a hot glass band Feb. 21, 2006
6918238 Preloadable, externally installable and removable bearing and shaft assembly Jul. 19, 2005
6918708 Discharging roller, method of manufacturing the same, and recording apparatus incorporating the same Jul. 19, 2005
6910571 Multi-section conveyor drive roller Jun. 28, 2005
6820736 Conveying apparatus Nov. 23, 2004
6799676 Method for repairing a conveyor and apparatus therefor Oct. 5, 2004
6772873 Drive system for roller conveyor Aug. 10, 2004
6755299 Roller device and a method of making same Jun. 29, 2004
6742978 Wafer indexing device Jun. 1, 2004
6729466 Injection molded axis or roller body made by an injection molded thermoplastic materials May. 4, 2004
6726003 Fastening structure and mounting structure Apr. 27, 2004
6684923 Feed rolls for tree handling equipment Feb. 3, 2004
6619471 Furnace roller Sep. 16, 2003
6591975 Inlet rolling device of power exhaust conveyor for packing sheet used in sharing and packing device of medicine Jul. 15, 2003
6588467 Arrangement in the discharge end of a debarking machine Jul. 8, 2003
6523664 Rollers and track for gravity fed shelving apparatus Feb. 25, 2003
6523678 Conveyor pulley with quick-change features Feb. 25, 2003
6481471 Spike roller for axial feeding or rotation of a log Nov. 19, 2002
6473991 Apparatus to transport and cool rolled products such as rods, wires, round pieces or similar Nov. 5, 2002
6453959 Spike roller for axial feeding or rotation of a log Sep. 24, 2002
6420846 Power drive unit with stall sensor Jul. 16, 2002
6419070 Stub shaft conveyor roller Jul. 16, 2002
6363753 Curved glass manufacturing apparatus with improved bending and conveyor units Apr. 2, 2002
6289950 Wood planing machine Sep. 18, 2001
6286659 Motorized conveyor pulley Sep. 11, 2001
6273105 Method and apparatus for cleaning thin substrates Aug. 14, 2001
6209702 Stub shaft conveyor roller Apr. 3, 2001
6164434 Apparatus for transporting profiles Dec. 26, 2000
6158574 Roller conveyor Dec. 12, 2000
6148991 Stack transporting roller conveyor Nov. 21, 2000
6076647 Stub shaft conveyor roller Jun. 20, 2000
6076653 High speed drum sorting conveyor system Jun. 20, 2000
6059095 Conveying roller and a method for producing the same May. 9, 2000
6059280 Roller supporting device allowing easy replacement of separating roller May. 9, 2000
6044963 Injection molded axis or roller body made by injection molded thermoplastic materials Apr. 4, 2000

1 2 3


 
 
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