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| Number | Title | Issue Date |
| 7905346 | Belt skew correction controlling method, belt transportation device, and recording apparatus A belt skew correction controlling method includes detecting a skew speed of a wound endless belt, calculating a difference between the skew speed that is acquired in the detecting of the skew speed and the initial target value, determining whether a value acquired ... | 03/15/2011 |
| 7882946 | Guide arrangement with at least on guide roller for the guidance of webs in webs treatment installations A guide arrangement (1) for guiding webs in evacuatable web treatment installations comprises at least one guide roller (2) with an axis (5), whose spatial position is settable. To solve the problem of compensating in modular installations with ... | 02/08/2011 |
| 7699159 | Belt unit and image forming apparatus A belt unit includes a plurality of rollers including a driving roller and a driven roller; a belt being supported by the plurality of rollers; a specified roller; and a shift restraint member restraining the belt from shifting toward one end side of the specified r... | 04/20/2010 |
| 7686158 | Belt-conveyor device and image forming apparatus A belt-conveyor device includes a detecting unit that detects a belt position in a width direction of the endless belt for a plurality of times within more than a cycle of the endless belt, the width direction being a direction orthogonal to direction of travel of t... | 03/30/2010 |
| 7520378 | Chain driven conveyor having automatic tensioning street sweeping method and system Disclosed herein is a street sweeper having a vertical chain driven conveyor apparatus. The vertical chain driven conveyor apparatus is provided with a jointed shaft to compensate for chain wear over the life of the chains. The vertical chain driven conveyor apparat... | 04/21/2009 |
| 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 |
| 7239828 | Image forming apparatus with adjustment of belt member The image forming apparatus includes a belt member having a convex portion, effecting a circular movement, a first support member and a second support member for supporting the belt member, and a drive receiving unit for receiving force from circular movement of the... | 07/03/2007 |
| 7222726 | Oven conveyor alignment system apparatus and method An oven conveyor alignment system for maintaining a conveyor belt centered on its supporting rollers is disclosed. The system comprises a camera that generates an image of alignment and stores it as a digital pixel representation. Thus, the system is able to take ad... | 05/29/2007 |
| 7140486 | Device for monitoring abnormality in a chain A chain monitoring device is provided with a base, guiding posts fixed to the base, a member movable along the guiding posts, a chain sprocket rotatable with a chain with its teeth being engaged into the chain, springs for resiliently urging the member for the engag... | 11/28/2006 |
| 7131529 | Oven conveyor alignment system apparatus and method An oven conveyor alignment system for maintaining a conveyor belt centered on its supporting rollers is disclosed. The system comprises a camera that generates an image of alignment and stores it as a digital pixel representation. Thus, the system is able to take ad... | 11/07/2006 |
| 7111724 | Fluid operated self aligning roller A pressurized bladder system is associated with a first roller. In one embodiment, the conveyor belt extends around the roller which is automatically centered by the bladder. In alternate embodiments, the first roller is positioned adjacent an impression roller with... | 09/26/2006 |
| 7000758 | Conveyor system A conveyor system comprising an endless conveyor belt (5) having a plurality of mechanical conveyor means (12) projecting from a top surface thereof and a delivery tube (1) having an intake end and a discharge end for receiving a delivery portio... | 02/21/2006 |
| 6997307 | Device for tensioning and loosening of an endless conveyor belt which is guided over deflection means A device for tensioning and loosening of an endless conveyor belt (1) which is guided over deflection means, is additionally supported between the deflection means by a support construction (2). The device comprises displacement means (3) which ... | 02/14/2006 |
| 6981583 | Fluid operated self centering conveyor roller A roller for centering a conveyor belt thereon. The roller includes opposite end portions associated with fluid pressurized bladders that are squeezed and distorted as the roller assumes a skewed position as the conveyor belt moves off center on the roller. The roll... | 01/03/2006 |
| 6902053 | Conveyor belt alignment system A conveyor belt alignment system for maintaining a maintaining a conveyor belt's alignment under various operating conditions. The conveyor belt alignment system includes a mounting plate for attaching to a structure, a first plate attached to a second plate, wherei... | 06/07/2005 |
| 6805235 | Device for continuously operated belt sintering The invention relates to a device for moving the belt of a belt conveyor used in continuously operated belt sintering between the drawing drum and the folding drum, and for aligning the belt sintering belt to be moved by the belt conveyor with respect to the sinteri... | 10/19/2004 |
| 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 |
| 6721528 | Method and controlling means for regulating the position of a band-shaped image carrier in an electrographic apparatus A method and apparatus for controlling a lateral position of a band-shaped intermediate image carrier in an electrographic apparatus by regularly detecting a mark on the intermediate image carrier with a sensor. The band-shaped intermediate image carrier is moved in... | 04/13/2004 |
| 6703116 | CFRP component for use in conveyor with its processed surface coated and method of coating An object is to provide a component made of CFRP for use in a conveyor, which component has been treated so as to hardly pollute precision apparatus components while making the best use of lightweight properties and high rigidity both inherent in CFRP, an... | 03/09/2004 |
| 6584900 | Device for correcting the lateral position of a printing material web in a rotary press A device for correcting the lateral position of a printing material web (8) in a rotary press includes a correction roller (10), which is able to swivel over guide surfaces (26, 28) arranged at an angle to the web's direction of travel and roller elements... | 07/01/2003 |
| 6575857 | Automatic belt positioning assembly A device for adjusting the lateral position of an endless belt comprises a sensor for detecting the lateral position of the endless belt relative to a predetermined position, a roller disposed adjacent to the endless belt, and a controller operatively con... | 06/10/2003 |
| 6385419 | Photoreceptor belt drive system A transport system for transporting sheet media in an image transport apparatus. The transport system comprises a drive section, and at least one wheel drivingly connected to the drive section. The wheel is disposed to contact the sheet media for transpor... | 05/07/2002 |
| 6098790 | Holding system for a belt conveyor A holding system for the backup rollers of a belt conveyor. The system comprises a holding bar secured to the backup roller and a backup lever secured via a joint to the center of the holding bar. The backup lever is pivotable against the driving drum of ... | 08/08/2000 |
| 6062453 | Active disk guide A conveyor system and method for steering and shifting an associated strip component to a desired transverse position includes a sensor for sensing the transverse position of the associated strip component, a shaft rotatable about an axis generally perpen... | 05/16/2000 |
| 5979641 | Paper roll guide A paper machine includes a guide connected to a roll for moving an end of the roll in transverse directions to a longitudinal axis of the roll. The guide includes a support frame and a roll mounting frame pivotally connected to the support frame at a pivo... | 11/09/1999 |
| 5964339 | Apparatus for detecting a transverse movement of an endless belt A detecting device includes a first electrode 42, a second electrode 44, and a conductive portion 14 mounted on a belt 12, for detecting a transverse movement of the belt 12. The electrodes 42 and 44 cooperate with the conductive portion 14 to form a cont... | 10/12/1999 |
| 5960936 | Digital precision positioning system A digital positioning system has a carrier in the form of a belt with a work surface and arrays of first and second conductors extending under that surface generally parallel to one another, each second conductor being spaced close to a first conductor to... | 10/05/1999 |
| 5906305 | Apparatus for the corrective positioning of a travelling web at right angles to the direction of travel An apparatus for the corrective positioning of a travelling web at right angles to the direction of travel comprises a tilting roll over which the web to be positioned is guided. At both ends of the roll, provision is made for rotary bearings, the respect... | 05/25/1999 |
| 5899321 | Take-up frame assembly for placing a conveyor under constant tension The present invention is generally directed to a take-up frame assembly that is adapted to maintain a conveyor belt under constant tension. The take-up frame assembly, in one embodiment, can include a fluid cylinder having a retractable piston. The piston... | 05/04/1999 |
| 5896979 | Endless belt type delivery device An endless belt type delivery device includes a drive roller, a plurality of driven rollers including a tension apply roller disposed in such a manner that the respective axial directions of the rollers are set parallel to each other, an endless belt woun... | 04/27/1999 |
| 5884754 | Conveyor belt support A conveyor belt support maintains a conveyor belt in a central position. Support rollers for the conveyor belt are provided. Additionally, an underside, edge portion of the conveyor belt acts on at least one conical alignment roller that extends transvers... | 03/23/1999 |
| 5752897 | Exercise treadmill To improve tracking, an exercise treadmill is provided with a frame including molded plastic pulleys, having an integral gear belt sprocket, an endless belt extending around the pulleys and a motor operatively connected to the rear pulley to drive the bel... | 05/19/1998 |
| 5699898 | Apparatus for adjusting one of the bearing blocks of a roller The angular orientation of a roller in a group of rollers supporting a moving belt, such as a screen strip, a conveyor belt or the like, in a paper-making system, is adjusted. One of the bearing blocks is supported on a final control element which is adju... | 12/23/1997 |
| 5653331 | Paper roll guide The invention is directed to a guide connectable to a paper roll in a paper machine for moving an end of the roll in a direction transverse to a longitudinal axis of the roll. The guide includes a roll mounting frame connectable to the roll, a support fra... | 08/05/1997 |
| 5515139 | Apparatus and method for lateral belt control with backlash compensation An apparatus and method for controlling lateral movement of a belt supported on two or more rollers in an electrophotographic printing machine. The belt is rotated for several revolutions and the actual profile of the belt edge is sensed and stored. A ste... | 05/07/1996 |
| 5513742 | Method and device for controlling belt tracking A method and apparatus for use in sensing and correcting wander in a conveyor belt system employed to transport articles of greater width than the width of the belt itself, comprising for sensing deviations from a mean belt edge position at at least one s... | 05/07/1996 |
| 5503265 | Web depositing table A collecting belt for the web of a spun bond or melt blown apparatus has one deflecting roller with fixed bearings and another deflecting roller with floating bearings upon which pneumatic cylinders act to provide equal forces. Upon the pneumatic system a... | 04/02/1996 |
| 5479241 | Method and apparatus for determining and updating a photoreceptor belt steering coefficient in a belt tracking system An electrophotographic printing machine is provided having an endless photoreceptor belt arranged to move in a predetermined path through a plurality of processing stations. The apparatus is used in conjunction with a method for automatically and repeated... | 12/26/1995 |
| 5382207 | Exercise treadmill To improve tracking, an exercise treadmill is provided with a frame including molded plastic pulleys, having an integral gear belt sprocket, an endless belt extending around the pulleys and a motor operatively connected to the rear pulley to drive the bel... | 01/17/1995 |
| 5343279 | Lateral shift preventing mechanism for endless belt A lateral shift preventing mechanism for a rotatable endless belt includes a tension member for applying a tension to the endless belt; a receiving member for receiving lateral shifting force from the endless belt; and a displacing mechanism for convertin... | 08/30/1994 |
