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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 8047355 | Automatic belt tracking system In an aspect of the present invention, a system and method are provided that detect belt mis-tracking and in response, automatically adjusts. In some implementations, the system and method are implemented in conjunction with a weigh feeder or weigh belt. In other im... | 11/01/2011 |
| 7921987 | Belt drive device and image forming apparatus A belt drive device includes a plurality of rollers and an endless belt stretched around the rollers, and configured to drive the endless belt by rotating the rollers. The belt drive device further includes a roller-shaft shifting member that shifts at least one end... | 04/12/2011 |
| 7886895 | Training idler A training idler for a conveyor system is disclosed. The idler includes a roller positioned about a shaft and a bearing assembly positioned between the roller and the shaft such that the roller is rotatable about the shaft. A pivot assembly couples the bearing assem... | 02/15/2011 |
| 7815039 | Belt skew correction device, belt transportation device, and recording device To provide a belt skew correction device capable of performing appropriate skew correction that is appropriate for each state at a time when the belt is in a state of a high skew speed or in a state of a low skew speed. ... | 10/19/2010 |
| 7810633 | Belt meandering correction apparatus and image forming apparatus employing the same A belt meandering correction apparatus is provided and includes: belt extending rolls that extend an endless-shaped belt member, including a belt meandering correction roll, at least one end part of which is supported in a manner movable in a direction defined by jo... | 10/12/2010 |
| 7806253 | Apparatus and method for steering a belt An apparatus for steering a belt includes a steering roller supporting the belt, a rotatable element and a transmission. The steering roller is rotatable about a first axis and pivotable about a second axis, the second axis being substantial perpendicular to the fir... | 10/05/2010 |
| 7770719 | Self-correcting conveyor facility A self-correcting conveyor facility has a conveyor belt for transporting flat objects, in particular mail items. The self-conveying correcting conveyor facility has an elastic conveyor belt for transporting flat objects, in particular mail items. The conveyor belt r... | 08/10/2010 |
| 7735634 | Belt device and image forming apparatus A belt including a first roller is supported by a plurality of rollers, and is driven to rotate in a predetermined direction. An abutting member makes contact with at least one edge of the belt in its width direction. A pressing member applies a pressure on an exten... | 06/15/2010 |
| 7686157 | Conveyor A belt conveyor includes right and left detection rollers outside ends in a width direction of a belt. Right and left correction rollers are disposed on right and left sides on a rear face of the belt. When one of the detection rollers is pressed by the belt, the co... | 03/30/2010 |
| 7669709 | Guidance unit for conveyor belt A conveyor belt aligning device (1) comprising a support frame (2) mounted on a support beam (3) and being substantially horizontal pivotable about a first axis (4), the support frame (2) comprising a frame formed by a cross member... | 03/02/2010 |
| 7614493 | Belt tracking regulator A roller assembly for supporting a moving belt and including at least one roller mounted for rotation about a roller axis; and a support arrangement, the roller assembly being mounted on the support arrangement for pivotal displacement about a pivot point, character... | 11/10/2009 |
| 7434680 | Belt unit and image forming apparatus A belt unit (10) includes a drive roller (5), an idle roller (6) and an endless belt (4) stretched around the drive roller (5) and the idle roller (6). The drive roller (5) is supported by a belt frame (8) via ... | 10/14/2008 |
| 7416073 | Diverting flat belt support system A flat belt support system with a drive roller and paired pulleys, each pair carrying a continuous flat belt that can be moved laterally along the drive roller axis and angled away from the plane normal to the drive roller axis. Multiple belts, each carried by a pai... | 08/26/2008 |
| 7416074 | Belt conveying device, image forming apparatus provided therewith and adjustment method of belt skew controller in belt conveyance device A belt conveying device includes: at least three rollers, about which an endless belt to convey an object, is entrained, including an oscillation roller having a rotation shaft, whose one end is fixed and another end is oscillatably supported; a belt detection senso... | 08/26/2008 |
| 7370751 | Skewed slat control system for article conveyor A skew detection and correction system, and method of correcting skew, in a conveyor system having an endless web that is propelled in a longitudinal direction, includes providing a skew detector and determining if at least some of the cross members of the web are n... | 05/13/2008 |
| 7351950 | Optical beam scanning device and image forming apparatus An optical beam scanning device including a plurality of optical elements that are arranged on a housing and give a plurality of scanning lines to a plurality of photoconductor drums with an interval L is provided. Optical characteristics are designed so that interv... | 04/01/2008 |
| 7347318 | Image forming device An image forming device includes: a main unit; an image bearing body; a belt unit; and a tension-applying mechanism. The belt unit is detachably mounted in the main unit and has a pair of supporting rollers supporting an endless belt thereon. The endless belt has an... | 03/25/2008 |
| 7267255 | Web tracking adjustment device and method through use of a biased gimbal A method and apparatus for web tracking adjustment for a web handling system comprises biasing a steering roller in a gimbal direction, and adjusting the bias to achieve the desired tracking. ... | 09/11/2007 |
| 7222728 | Adjustable shield for a conveyor belt The present invention is related to an adjustable finger guard or shield for a conveyor. The housing's slide can include the combination of a plate, one or more connectors and a rotable bearing's housing. Moving the slide from a first direction to a second direction... | 05/29/2007 |
| 7150352 | Curved belt conveyor A curved belt conveyor includes at least two zones, each of which may be defined by a motorized roller and at least one idler roller which are positioned along and between opposite sidewalls of the conveyor, and a continuous belt reeved around the rollers. The conve... | 12/19/2006 |
| 7131531 | Roller shoes in modular-belt conveyors Roller return and holddown shoes for a modular-belt conveyor. The shoes have a body that extends in height from a base to a convex outer face. Cavities in the body open onto the base and the outer face. Rollers rotatably received in the cavities have salient portion... | 11/07/2006 |
| 7059467 | Conveyor belt assembly A conveyor belt assembly includes a conveyor belt to move an item, a drive pulley driven by a motor and a non-drive pulley. The conveyor belt includes a v-belt on the inner surface of the conveyor belt proximate to both of the edges. Each v-belt is received in a gro... | 06/13/2006 |
| 7058345 | Transfer belt unit and image forming apparatus using the same A transfer belt unit and image forming apparatus that achieves the reduction in size and cost of a transfer belt unit and can prevent fluctuation of the cleaning performance. The unit has a transfer belt, and a plurality of rollers around which the transfer belt ... | 06/06/2006 |
| 7051867 | Belt alignment system The present invention relates to a conveyor belt alignment system comprising pivoting members mounted on a support bracket adaptedly operating through a guide control bar having guide rollers for controlling lateral movements of the belt, the control bar activating ... | 05/30/2006 |
| 6971510 | Curved belt conveyor A curved belt conveyor includes at least two zones, each of which may be defined by a motorized roller and at least one idler roller which are positioned along and between opposite sidewalls of the conveyor, and a continuous belt reeved around the rollers. The conve... | 12/06/2005 |
| 6970674 | Belt transporting device and image forming apparatus using the same A belt transporting device for circulatingly transporting an endless belt, which is in use with an image forming apparatus, such as copying machine or a printer. The belt transporting device includes a plurality of tension rolls, an endless belt laid on the tension ... | 11/29/2005 |
| 6957736 | Conveyor for transporting load carriers A conveyor for transporting load carriers, having load-bearing members which are spaced apart parallel to one another on frame parts and are intended for accommodating drivable load-bearing elements which form longitudinally running load-bearing tracks for the load ... | 10/25/2005 |
| 6912371 | System for regulating the sliding force of a fusing belt in an image forming apparatus An image forming apparatus includes a roller having a central portion and an outer edge portion, a fusing belt positioned over at least a portion of the central portion of the roller, and a belt regulating part, positioned on the outer edge portion of the roller, th... | 06/28/2005 |
| 6843444 | Tracking means for precision cord length on two drums Method and apparatus for dynamic tracking of a belt as it is built on two rotatable drums separated by a center-to-center distance, especially during the cording process. In one embodiment, both edges of a belt component are temporarily equipped with corded edge bin... | 01/18/2005 |
| 6786325 | Guiding a flexible band A steering device and method for a steering roller guiding a flexible band. The device includes a worm and worm wheel transmission mounted to the roller at one axial end thereof. Coupled to the transmission, a motor is provided for receiving signals for bidirectiona... | 09/07/2004 |
| 6776280 | Guidance unit for conveyor belt The present invention relates to a belt guidance unit for centring a conveyor belt, which during operation is susceptible to lateral displacement away from a neutral position in its longitudinal direction. According to the invention the belt guidance unit can be emp... | 08/17/2004 |
| 6478142 | Contact assembly for accumulation conveyors A contact assembly for an accumulation conveyor includes a support member having a cavity dimensioned to receive a force producing device. A contact member is positioned between the force producing device and the conveying rollers and reciprocates with re... | 11/12/2002 |
| 6431348 | Device for steering a conveyor belt A device steers a conveyor belt (11) and centers the same relative to the intended path of travel of the belt. A belt position detector (22, 23) determines whether the conveyor belt has strayed from its intended path. A belt support roller (24) which is a... | 08/13/2002 |
| 6405854 | Belt tracking assembly A tracking assembly for tracking belts and webs comprises a support frame which is adapted to be mounted below a traveling belt or web. A straight or angled support shaft is pivotally mounted at its center via a post which is rotatable within bush on the ... | 06/18/2002 |
| 6390289 | Conveyor belt alignment device A conveyor belt alignment device comprises an idler roller mounted relative to a conveyor belt, the idler roller having a first cylindrical portion extending over the conveyor belt proximate an edge thereof, and a second cylindrical portion abutting again... | 05/21/2002 |
| 6390287 | Self-adjusting carrying idler assembly A conveyor belt idler support includes a fixed frame having support idlers for a return path of the belt. A movable frame is mounted on the fixed frame and is tiltable to support the carrying portion of the belt with a varying degree of tilt to allow the ... | 05/21/2002 |
| 6336550 | Metallic conveyor belt arrangement A metallic conveyor belt arrangement for transporting bulk material comprises a metallic conveyor belt closed in itself and extending along a longitudinal axis. The metallic conveyor belt forms at least two ends, such as a slack end and a tight end, and a... | 01/08/2002 |
| 6287008 | Device for adjusting a bearing block of a roller in a roller group The device allows a lateral bearing block of a roller in a roller group for supporting and moving an endless moved web to be adjusted. The endless web may be a traveling screen, conveyor belt or the like in papermaking plant. When the slide carrying the l... | 09/11/2001 |
| 6286663 | Conveyor device In a conveyor device having a conveyor belt revolving around at least two rollers, in which at least one of the rollers is held rolatably on a rotary bearing, and is displaceable at least partly in the axial direction relative to the rotary bearing, it is... | 09/11/2001 |
| 6279733 | Conveyor belt tensioning and tracking systems A tensioning and tracking system with specific useful features for adjusting a conveyor belt is disclosed. Generally, the tensioning and tracking systems include a pair of plate members attached together and defining a channel and an elongated opening. Mo... | 08/28/2001 |
