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| Number | Title | Issue Date |
| 8177052 | Belt edge sensor and actuator for controlling tracking of such belt A sensor and controller for a belt moving about a path, the sensor and controller including an analog sensor including a medium that changes a characteristic to give a signal that varies continuously with any lateral belt edge position, thus yielding improved resolu... | 05/15/2012 |
| 8157085 | Device for monitoring a conveyor belt A device for monitoring a conveyor belt in which a sensor can be fixed easily to the body without using any special fixing device and the properties of the conveyor belt can be detected with high precision. The device for monitoring the conveyor belt comprises a bod... | 04/17/2012 |
| 8127918 | Method and apparatus for monitoring a conveyor belt A method and apparatus for monitoring operation of a conveyor belt. The apparatus includes a detection system configured to detect transverse displacement of each edge of a portion of the conveyor belt as the conveyor belt travels past the detection system, and dete... | 03/06/2012 |
| 8025144 | Conveyor belts with thin film sensor-activating coating A conveyor belt device wherein a detectable coating, such as in the form of a thin film, overlies selected portions of a conveyor belt substrate surface. Suitable detectable coatings include materials that are inductive, conductive, magnetic, reflective, fluorescent... | 09/27/2011 |
| 7987971 | Belt device and fixing device A belt device includes a belt; a driving unit that is provided inside the belt and drives the belt; a supporting unit that is provided inside the belt and supports the belt; and a position determination member that is fixed to one end in an axial direction of the dr... | 08/02/2011 |
| 7823720 | Belt transport device and belt transport control method A belt transport device includes: a drive roller which is driven by a power source; a driven roller which is held in a rotatable manner; an endless belt which is wound on the drive roller and the driven roller; a band-like detecting section which is arranged on the ... | 11/02/2010 |
| 7793775 | Method and apparatus for determining wear of a continuous chain A system for detecting wear in a gripper chain of a chain conveyor is provided. The system includes an optical sensing system having a detection path located vertically beneath a portion of the gripper chain at a predetermined location. The detection path is located... | 09/14/2010 |
| 7748521 | Conveyor-belt wear detector A conveyer belt abrasion detecting apparatus which can automatically detect a conveyer belt abrasion quantity easily and accurately during operation. A plurality of magnet sheets (M1-M5) magnetized in a thickness direction are arranged so that polariti... | 07/06/2010 |
| 7530449 | Conveyance apparatus A conveyance apparatus includes a platen having a flat supporting surface that supports a conveyor belt, from its inside, being stretched between first and second rollers. The apparatus further includes an encoder roller disposed between the first roller and the pla... | 05/12/2009 |
| 7427767 | Apparatus for identifying the condition of a conveyor belt An apparatus for identifying the condition of a conveyor belt (6) has a capturing device (12) which can be used to capture two-dimensional images (B) of successive belt sections (15) of the conveyor belt (6) during operation of the convey... | 09/23/2008 |
| 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 |
| 7377379 | Transport belt drive control device, image forming device, and transport belt drive control method In a transport belt drive control device, a first detection unit has a first resolution and indirectly detects a feed amount of a transport belt, a control unit controls drive of the transport belt based on an output of the first detection unit, and a second detecti... | 05/27/2008 |
| 7353937 | Method of monitoring belt orientation and/or belt travel of a band belt conveyor apparatus and a band belt conveyor A method of monitoring belt orientation and/or belt travel of a belt conveyor apparatus includes measurement of compression and/or thrust stress patterns within the belt as it passes over a support roller arrangement by measuring means embedded in the belt. The meas... | 04/08/2008 |
| 7293641 | Belt driving mechanism In a belt driving mechanism, an endless belt is wrapped around a driving roller and a driven roller. The endless belt runs between the driving roller and the driven roller. The axis of the driven roller is placed so as to form a certain angle of torsion to a plane c... | 11/13/2007 |
| 7274971 | Methods and apparatus for electronic device manufacturing system monitoring and control In a first aspect, a computer program product is provided. The computer program product includes a medium readable by a computer. The computer readable medium has computer program code adapted to (1) create a band map that indicates an expected status of one or more... | 09/25/2007 |
| 7225912 | Escalator wheel monitor The present invention teaches a mechanical device that monitors the support wheels, or rollers, of a moving escalator stair step. The diameter of each support wheel is indirectly measured by determining the height of each support wheel axial above a given plane. Sup... | 06/05/2007 |
| 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 |
| 7222727 | Low cost food processing belts and other conveyances manufactured from conductive loaded resin-based materials Conveyors, chutes, skids, guides, and ways for the transporting of material are formed of a conductive loaded resin-based material such that fragments of these structures can be detected by a metal detector. The conductive loaded resin-based material comprises micro... | 05/29/2007 |
| 7210361 | Device for measuring the tightness of a transmission belt A device for measuring the tightness of a transmission belt comprises a hilt, an insertion tube, a frame, a retaining piece and an engaging piece. The hilt is provided with a transverse handle, a sleeve and a retractable axle having a section of a screw thread. The ... | 05/01/2007 |
| 7178663 | Conductor loop The invention relates to a conductor loop, embedded in a polymer, in particular an elastomeric material, in the form of a flex construction, comprising a single flex, or multiple flexes, whereby each flex, for its part, comprises at least two individual wires, in pa... | 02/20/2007 |
| 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 |
| 7134543 | Containment apparatus for multi-pass ovens A containment apparatus for a multi-pass oven consisting of guide rails and tapered guide chutes having side rails. A tapered guide chute directs product pieces from one conveyor to the center of a receiving region of an underlying conveyor. Guide rails are placed a... | 11/14/2006 |
| 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 |
| 7132943 | Moving belt sensor A detection system is provided which is configured to have a transmitter capable of interacting with an object by generating a field, and a multiplicity of receivers operative to measure changes in the environment caused by the object's response to the generated fie... | 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 |
| 7051868 | Prestressed tubular belt and method for making A prestressed tubular belt has variable prestressing forces located along its width to provide control over the shape of the belt, while at the same time providing the proper forces in order to maintain the integrity of the belt shape. Various methods and systems ar... | 05/30/2006 |
| 7032740 | Device for sensing the wear state of wheels or rollers The invention relates to a device and a method for automatically sensing the wear state of movable wheels or rollers (1) in conveying systems, for example baggage conveying systems. It achieves the object of easily and reliably sensing the wear state in an au... | 04/25/2006 |
| 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 |
| 6852050 | Lateral sensor for conveyor belt A lateral sensor positioned proximate to at least one of the edges of a conveyor belt continually monitors the position of the edge of the conveyor belt. If lateral movement is detected by the lateral sensor, an adjustment motor rotates to move an end of a non-drive... | 02/08/2005 |
| 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 |
| 6712199 | Device for controlling and monitoring a conveyor belt, notably a tubular conveyor belt The invention relates to a device for controlling and monitoring a conveyor belt which is made of rubber or a rubber-like plastic material and preferably provided with embedded reinforcements. By overlapping of the longitudinal edges of the conveyor belt the belt ca... | 03/30/2004 |
| 6712200 | Automatic centering device for a conveyor belt for industrial and/or agricultural machinery An automatic centering device for a conveyor belt for industrial and/or agricultural machinery looped around at least two tensioning rollers characteristically comprises: a detection system which generates a signal correlated to a transversal movement of the belt in... | 03/30/2004 |
| 6702103 | Device for monitoring a tubular belt conveyor system The invention relates to a device for monitoring a tubular belt conveyor system, comprising the following: a conveyor belt consisting of an elastomeric material, especially with embedded tie rods, the conveyor belt being closed to form a tubular belt by o... | 03/09/2004 |
| 6644341 | Multi-barrel plant inoculation gun The present invention relates to multi-barrel plant inoculation gun for a rapid large-scale plant and virus inoculation comprising (a) liquid container for inoculum solution (27); (b) compressed-gas source; (c) at least one compressed gas fast-discharge-c... | 11/11/2003 |
| 6644465 | Conveyor roller nip point automatic protection device In industrial belted conveying systems, it is common to have a pull chord extending longitudinally along the conveyor, sometimes one chord on each side of the conveyor, said chord being attached to a trip mechanism, or safety switch. A number of serious a... | 11/11/2003 |
| 6641017 | Process and device for laterally positioning a material web Process for handling a material web that includes moving the material web along with at least one circulating endless belt in a circulation direction, monitoring movement of an edge of said at least one circulating endless belt, and monitoring a position ... | 11/04/2003 |
| 6594460 | Low force lateral photoreceptor or intermediate transfer belt tracking correction system In a printing system in which a rotatable print image bearing belt is mounted on at least one axial belt roller, and the belt must be maintained in a desired substantially consistent lateral registration to maintain image quality, the lateral misregistrat... | 07/15/2003 |
| 6581755 | Conveyor belt with carrier tissue in which conductive loops are embedded The invention relates to a belt, strap, conveyor belt (20) having a support fabric (2) in which at least one electrically conductive loop (4) is embedded. The conductive loop is sewn onto the support fabric (2), so that even conveyor belts (20) which have... | 06/24/2003 |
| 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 |
