| 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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| 02/18/1992 | US5088596 Motorized conveyor roller |
| 02/12/1992 | CN2095853U Automatic centering support roll |
| 02/12/1992 | CN2095852U Crank slot type rubber belt automatic deviation correcting device |
| 01/29/1992 | CN2094532U Deep slot roll set for large angle bele conveyer |
| 01/15/1992 | CN2093163U Anti-inclination nylon supporting roll |
| 01/15/1992 | CN2093162U Double-protection durable cradle roll |
| 01/08/1992 | CN2092520U Supporting roller |
| 01/08/1992 | CN2092519U Oil ejection type horizontal supporting roller |
| 12/31/1991 | US5076422 Side-flexing chain with wheels |
| 12/31/1991 | US5076412 Caster roller unit |
| 12/27/1991 | EP0438530A4 Magnetic metering drum assembly |
| 12/24/1991 | US5074408 Bearing assembly for conveyors |
| 12/17/1991 | US5072819 Roller conveyor device and scraper for roller |
| 12/11/1991 | CN2090369U Aligning device for bias of conveying belt |
| 12/03/1991 | US5070365 Low lateral force drive roller system |
| 11/27/1991 | EP0457904A1 Belt type transfer apparatus and sectional roller used therein |
| 11/13/1991 | CN2088538U Support roller for conveyer |
| 11/12/1991 | US5064406 Belt conveyor pulley |
| 11/12/1991 | US5064045 Material handling conveyor |
| 11/03/1991 | CA2041604A1 Troughing roller and bearing assembly housing |
| 10/29/1991 | US5061091 Bearing case |
| 10/16/1991 | CN2086738U Adjustable spring cradle roller |
| 10/09/1991 | CN2086245U One-way cradle roll |
| 09/25/1991 | EP0448067A1 Tubular belt conveyor |
| 09/24/1991 | US5050718 Conveyor transferring device |
| 09/17/1991 | US5048982 Rotary structure |
| 09/17/1991 | US5048672 Roller drive unit |
| 09/17/1991 | US5048661 Conveyors |
| 09/17/1991 | US5048168 Ceramic transport shaft with metal end cap, particularly for glass melting furnaces, with heat expansion compensation |
| 09/10/1991 | US5046869 Conveyor bearing assembly |
| 09/03/1991 | US5044491 Support roll for belt conveyors, processing conveyors and presses, especially double-belt presses |
| 09/03/1991 | US5044490 Belt conveyor idler support frame |
| 09/03/1991 | US5044482 Rubber-plastic composite |
| 09/03/1991 | US5044061 Concurrent curing, compression |
| 08/28/1991 | CN2083574U Anti-deflection screw backing roll of belt transferer |
| 08/28/1991 | CN2083573U Twe-way anti-collision glue belt deflecting switch |
| 08/27/1991 | US5042645 Dual motor cargo drive unit |
| 08/07/1991 | CN2082262U Seal type grease ejectable roller of belt conveyer |
| 07/31/1991 | EP0438530A1 Magnetic metering drum assembly |
| 07/30/1991 | US5035314 Gravity roller conveyor construction |
| 07/23/1991 | US5033601 Conveyor ball unit |
| 07/17/1991 | EP0437204A2 Lateral shift control for endless belt and fixing apparatus using same |
| 07/17/1991 | EP0437203A2 Lateral shift control apparatus for an endless belt and fixing device using the same |
| 07/16/1991 | CA1286347C Rotary body of hard material with plastic supporter and method of manufacturing therefor |
| 07/11/1991 | WO1991009795A1 Roller device for tubular belt conveyors and the like |
| 07/09/1991 | CA1285894C Polymer concrete conveyor roller |
| 07/03/1991 | EP0435022A1 Castor-assembly |
| 07/02/1991 | US5028149 Roller bearing for supporting pipes, conduits and the like |
| 07/02/1991 | US5028054 Idler roller bearing and seal |
| 06/27/1991 | WO1991008969A1 Belt type transfer apparatus and sectional roller used therein |
| 06/26/1991 | EP0433529A1 Driving roller unit |
| 06/26/1991 | EP0307394B1 Belt conveyor with discharge pulley |
| 06/25/1991 | US5025917 Bearing assembly for conveyors |
| 06/25/1991 | US5025916 Article feeding apparatus |
| 06/19/1991 | EP0432311A1 Conveyor belt supporting roller |
| 06/11/1991 | US5022513 Drive roller unit |
| 06/11/1991 | US5022132 Apparatus for rotatably mounting idlers and pulleys of various sizes |
| 05/29/1991 | CN2077857U Conveyer roller with fully sealed rubber belt |
| 05/28/1991 | US5019864 Electrophotographic film core device |
| 05/16/1991 | DE3940786C1 Roller for conveyor belt - has guard assembly with side plates attached to roller shaft |
| 05/08/1991 | CN2076535U Combined supporting roller for belt conveyer |
| 05/08/1991 | CN2076534U Supporting roller for belt conveyer |
| 04/25/1991 | DE3934378A1 Conveyor belt moving rail-borne carriers - has identification device recognised by sensor supplying monitor computer |
| 04/24/1991 | EP0423415A1 Conveyors |
| 04/23/1991 | US5009304 Multi-directional drive for roller conveyors or similar |
| 04/18/1991 | DE3933412A1 Deflector roller for conveyor belts - consists of rotationally symmetrical drum with bearing pins at ends fitting into hub holes |
| 04/10/1991 | EP0421164A1 Method and device for controlling the belt run of a conveyor belt or of a belt weigher |
| 03/27/1991 | EP0419300A2 Roller with conical shank |
| 03/27/1991 | EP0418456A1 Device for guiding moving sheets as well as their use |
| 03/21/1991 | WO1991003581A1 Bearing for the trunnions of bottom or dip rollers in molten baths |
| 03/20/1991 | EP0340234B1 Duct-like belt conveyor |
| 03/20/1991 | CN2073406U Rubber rollers |
| 03/19/1991 | US4999897 Lagging removal tool |
| 02/27/1991 | EP0413897A1 Conveyor ball unit |
| 02/20/1991 | CN2071635U Belt conveyer drive rollers capable of injecting lubricating oil |
| 02/19/1991 | US4993851 Rotary structure |
| 02/06/1991 | CN2070727U Conveyer roll |
| 01/30/1991 | EP0410838A1 Transport roller for glass-sheets |
| 01/29/1991 | CA1279601C Continuous conveyor apparatus |
| 01/22/1991 | US4986795 Method and apparatus for guidance and actuation of flat belt drive under external load |
| 01/22/1991 | US4986413 Conveyor belt inversion device |
| 01/15/1991 | US4984363 Method of making wing pulleys |
| 01/08/1991 | US4982836 Conveyor belt and guiding system therefor |
| 01/01/1991 | US4981210 Rigid slat endless conveyor |
| 12/26/1990 | CN2068090U Connecting rod type bidirectional automatic core-adjusting cradle roll |
| 12/20/1990 | DE3920172A1 Roller conveyor track with support rollers - has side plates with idler pulleys and at least three attachments, one of which is screw |
| 12/19/1990 | EP0402725A1 Conveyor belt and guiding system therefor |
| 12/18/1990 | US4978266 Fastening element with expanding sleeve |
| 12/18/1990 | US4978000 Conveyor system including discharge pulley |
| 12/18/1990 | CA1277942C Lagging removal tool |
| 12/14/1990 | CA2016775A1 Conveyor belt and guiding system therefor |
| 12/06/1990 | DE3917842A1 Rubber ring fitting on cylindrical surface - uses double acting adhesive band stuck on cylinder outside circumference |
| 12/05/1990 | CN2066850U Oil injection support roller |
| 12/04/1990 | CA1277279C Idler rollers for belt conveyors |
| 11/28/1990 | EP0398947A1 Rolling ball assembly and deck. |
| 11/28/1990 | CN2066432U Automatic center adjusting supporting roller of rubber conveyer |
| 11/27/1990 | US4972939 End seal for idler roller |
| 11/13/1990 | US4969548 Compression set limiting gravity conveyor |
| 10/10/1990 | EP0391175A2 Roller-driving unit |
| 10/09/1990 | US4961668 Quick-release hub assembly for mounting a wheel element to a shaft |