| Patents for B65G 39 - Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyers (7,859) |
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| 10/03/1990 | EP0389986A2 Conveyor system |
| 10/02/1990 | US4960202 Friction control for bearing surface of roller |
| 09/27/1990 | DE3927386C1 Transfer mechanism for compressed material layer to transport support - has seals consisting of roller closure and slide plates |
| 09/25/1990 | US4959040 Method and apparatus for precisely positioning and stabilizing a continuous belt or web or the like |
| 09/25/1990 | US4958724 Tubular belt conveyor |
| 09/19/1990 | EP0387896A1 Multi-directional drive for roller-ways or the like |
| 09/18/1990 | US4956914 Method of making wing pulleys |
| 09/12/1990 | EP0387242A1 Belt movement control device |
| 09/11/1990 | US4955462 Polymer concrete conveyor roller |
| 09/05/1990 | EP0385849A1 Device with traversing shaft for a conveyor provided with friction rollers |
| 08/14/1990 | US4947758 High performance chain for automated transport system |
| 07/31/1990 | US4944714 Method and apparatus for guidance and actuation of flat belt drive under external load |
| 07/26/1990 | WO1990008082A1 Installation for monitoring conveying belts |
| 07/26/1990 | DE3926558A1 Einrichtung zur ueberwachung von foerderbaendern Means for control of conveyer belts |
| 07/26/1990 | DE3911447A1 Device for the attachment of lining panels in containers, troughs or the like, of coverings on deflection drums of conveyor belts or the like, or of belt elements to one another |
| 07/12/1990 | CA2007701A1 Device for monitoring conveyor belts |
| 07/10/1990 | US4940129 Apparatus for regrouping articles from a first conveyor to a second conveyor |
| 07/04/1990 | EP0376421A1 Guiding roller for roller conveyor driving belt |
| 06/20/1990 | EP0293428B1 Roller body made of composite material |
| 06/07/1990 | DE3842905C1 Roller conveyor |
| 06/06/1990 | CN1008265B Roll block and roll-way assembled from roll blocks |
| 05/31/1990 | DE3903051C1 Roller conveyor |
| 05/30/1990 | EP0259406B1 Roller stone and roller conveyor composed of roller stones |
| 05/23/1990 | DE3839339A1 Conveyor belt for bulk material |
| 05/22/1990 | US4926995 Separable roller sleeve |
| 05/22/1990 | CA2002366A1 Belt conveyor for bulk material |
| 05/16/1990 | CN2057164U Pulley of belt conveyer |
| 05/02/1990 | EP0366450A1 Article feeding apparatus |
| 04/19/1990 | WO1990003931A1 Magnetic metering drum assembly |
| 04/17/1990 | US4917232 Flexible conveyor belt supporting structure |
| 04/04/1990 | EP0362191A2 Supporting roller for conveyer belts, pressing belts or presses, especially double belt presses |
| 04/03/1990 | US4913279 Self cleaning conveyor roller |
| 03/27/1990 | US4910845 Precision transport roller |
| 03/21/1990 | EP0359024A1 Mounting of a pulley lagging |
| 03/13/1990 | US4907814 Self-adjusting bearing |
| 03/13/1990 | CA1266629A1 Adjustable radius conveyor roll |
| 03/08/1990 | DE3844591A1 Roller conveyor |
| 03/06/1990 | US4905817 Apparatus for separating adjacent material formats |
| 02/27/1990 | US4903820 Idler rollers for belt conveyors |
| 02/20/1990 | US4901778 System for replacing feedroll inserts |
| 02/01/1990 | DE3840951A1 Supporting roller, in particular for belt conveyors or the like |
| 01/31/1990 | CN2051981U Spring supported roller |
| 01/17/1990 | CN2051219U Automatic safety protective device for rubber belt machine |
| 01/17/1990 | CN2051218U Guide wheel for correcting softy conveyer belt off-course |
| 01/10/1990 | EP0350196A2 Rotor for magnetically sorting different metals |
| 12/20/1989 | CN2049637U Eccentric connecting rod type centre-regulating supporting roller |
| 12/12/1989 | US4886377 Rotary body of hard material with plastic supporter |
| 12/07/1989 | DE3818908A1 Method and device for guiding troughed rubber conveyor belts in tight curves |
| 12/05/1989 | CA1263520A1 Method of securing a cover to the end of a thin- walled tube |
| 11/29/1989 | EP0344093A2 Fastening element comprising an expanding sleeve |
| 11/28/1989 | US4883370 Rotary structure |
| 11/28/1989 | US4882981 Continuous proof and bake apparatus having improved conveyor system |
| 11/23/1989 | DE3816343A1 Method for installing supporting rollers or the like, provided on both sides with supporting journals, in in each case one axial opening of a stand |
| 11/14/1989 | US4880590 Process for producing rollers equipped with a rubber layer |
| 11/09/1989 | EP0324014A4 Conveyor roll. |
| 11/08/1989 | EP0340234A1 Duct-like belt conveyor. |
| 11/07/1989 | US4878576 Method for accumulating and containing bore hole solids and recovering drill fluids and waste water on drilling rigs |
| 11/02/1989 | EP0340164A1 Device for redistributing food discs from a first onto a second transport organ |
| 11/02/1989 | EP0340009A1 Gravity roller conveyor |
| 10/25/1989 | EP0338112A1 Procedure and device for guiding and driving a belt drive loaded by forces |
| 10/05/1989 | DE3810182A1 Conveyor belt drum having a friction covering |
| 10/03/1989 | US4871052 Conveyor ball unit |
| 09/27/1989 | CN2044963U Pulley for belt conveyer |
| 09/26/1989 | US4869811 Rotor for magnetically sorting different metals |
| 09/26/1989 | US4869514 Contact seal |
| 09/13/1989 | EP0332311A1 Self-adjusting bearing |
| 09/06/1989 | EP0330975A1 Machine for forming cylindrical bales of crop |
| 09/05/1989 | CA1259082A1 System for replacing feedroll inserts |
| 08/30/1989 | EP0329816A1 Conveyor ball unit |
| 08/29/1989 | US4860875 Roll-block and to a roll-way assembled from roll blocks |
| 08/22/1989 | US4858752 Wheel assembly for conveyer system |
| 08/10/1989 | WO1989007081A1 Rolling ball assembly and deck |
| 08/09/1989 | EP0326725A1 A roller chain |
| 08/08/1989 | US4855174 Lagging-reinforced structure |
| 08/01/1989 | US4852721 Ball-type conveyor |
| 08/01/1989 | US4852230 Method of fabricating rollers for use in roller conveyor systems |
| 07/27/1989 | DE3802080A1 Supporting roller, in particular for a belt conveyor |
| 07/19/1989 | EP0324014A1 Conveyor roll |
| 07/05/1989 | CN1004688B 输送设备 Conveying Equipment |
| 06/27/1989 | US4842129 Housing and bearing assembly for a live roller conveyor |
| 06/27/1989 | US4841613 Pressure developer or press having a pressure roll containing composite material |
| 06/20/1989 | US4840267 Method and apparatus for cleaning a conveyor belt |
| 06/20/1989 | CA1256041A1 Conveyor roller and bearing assembly |
| 06/20/1989 | CA1256040A1 Conveyor roller and bearing assembly |
| 06/06/1989 | US4837064 Transport roller |
| 06/06/1989 | US4836361 Replaceable device for outer spoke edge of pulley wheel |
| 06/06/1989 | CA1255353A1 Bearing housing |
| 05/24/1989 | DE3735231A1 Belt drum or belt pulley |
| 05/23/1989 | US4832669 Tab and recess lagging segment for pulley and method of mounting the same |
| 05/23/1989 | US4832186 Conveyor tracking roller having helical guides with variable pitch |
| 05/23/1989 | US4832185 Roller conveyor track |
| 05/16/1989 | US4830179 Idler rollers for belt conveyors |
| 04/26/1989 | EP0313117A1 Roller assembly |
| 04/25/1989 | US4823927 Retractable roller system for cargo handling |
| 04/18/1989 | US4821871 Idler pulley surfacing |
| 04/05/1989 | EP0309638A1 Transportation line including a guiding equipment |
| 04/04/1989 | US4817694 Conveying apparatus and fixing apparatus |
| 03/22/1989 | EP0307394A1 Belt conveyor with discharge pulley. |
| 03/09/1989 | WO1989002042A1 Self-centering drum |
| 03/09/1989 | DE3348204C2 Frame for belt conveyor apparatuses |