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Class Information
Number: 198/781.01
Name: Conveyors: power-driven > Conveyor section > Live roll > Live roll drive engages, disengages, or slips responsive to load position or blockage
Description: Subject matter having a means to bring a cylindrical motion transmitting device and the load conveying device in contact with each other or out of contact with each other or to permit abnormal movement to take place between the cylindrical motion transmitting device and the load conveying device in response to (a) a sensor detecting the presence or absence of the load at a predetermined position on the conveyor or (b) a device responsive to excessive load on the conveyor.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7419045 |
Apparatus and method for improving packaging flow |
Sep. 2, 2008 |
| 7398874 |
Belt-driven accumulator for curved roller segment |
Jul. 15, 2008 |
| 7380653 |
Shrink packaging articles using successive rollers with rotational axes at decreasing heights |
Jun. 3, 2008 |
| 7328786 |
Apparatus for accommodating greater height variance of articles in shrink packaging machine |
Feb. 12, 2008 |
| 7290649 |
Roller arrangement for an accumulating roller conveyor |
Nov. 6, 2007 |
| 7199543 |
Power drive unit with unit load device sensor |
Apr. 3, 2007 |
| 7104395 |
Control and power distribution system for a conveyor |
Sep. 12, 2006 |
| 7021455 |
Wet chip pick-up assembly |
Apr. 4, 2006 |
| 7021456 |
Conveyor roller with brake |
Apr. 4, 2006 |
| 6959804 |
Conveyor assembly |
Nov. 1, 2005 |
| 6868961 |
Roller conveyor with clutched idler rollers |
Mar. 22, 2005 |
| 6820736 |
Conveying apparatus |
Nov. 23, 2004 |
| 6672450 |
Idler system for conveyor |
Jan. 6, 2004 |
| 6464217 |
Method and apparatus for limiting torque in a feeder |
Oct. 15, 2002 |
| 6370447 |
Conveyance system |
Apr. 9, 2002 |
| 6367618 |
Friction roll conveyor clutch apparatus |
Apr. 9, 2002 |
| 6213177 |
Feed wheel |
Apr. 10, 2001 |
| 5906268 |
Sensor roller |
May. 25, 1999 |
| 5906267 |
Zero pressure accumulation conveyor |
May. 25, 1999 |
| 5749454 |
Conveyor system with driven roller transfer assembly |
May. 12, 1998 |
| 5749543 |
Method and apparatus for controlling cargo in an aircraft |
May. 12, 1998 |
| 5507616 |
Method and equipment to palletize packs of sheets, books or the like |
Apr. 16, 1996 |
| 4793466 |
Device for detecting a sheet of glass |
Dec. 27, 1988 |
| 4721203 |
Powered accumulating conveyor apparatus |
Jan. 26, 1988 |
| 4593810 |
Mechanical handling apparatus |
Jun. 10, 1986 |
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