Abstract: A track assembly for a patient transport apparatus, comprising a rail defining a first end and a second end, an axle defining an axis, a roller supported about the axis, and a belt engaging roller and arranged for movement relative to the rail in response to rotation of the roller. A guide supports the axle for movement. A keeper coupled to the axle is operable between a disengaged configuration to permit movement of the axle, and an engaged configuration to restrict movement. A brace is operatively attached to the rail adjacent to the guide. A tensioning cam coupled to the axle defines a plurality of relief catches arranged for engagement with the brace. The relief catches are each shaped to remain in selective engagement with the brace effected by concurrent movement of the axle and the tensioning cam to tension the belt against the roller in the disengaged configuration.

Abstract: A belt and a belt conveyor are provided for transporting particulate material and especially oilseeds up the belt conveyor. The belt conveyor can include an intake end having a hopper, a discharge end, a body extending between the intake end and the discharge end and a belt. The belt travels along a travel path in the belt conveyor; the belt traveling through the hopper, up an upper run in the body to the discharge end, down a return run in the body, and back through the hopper. The belt can have a top surface having pairs of adjacent ridges provided on the top surface, each ridge having a pair of arms extending from a point, in a travel direction of the belt, wherein each pair of adjacent ridges define a v-channel on the top surface of the belt.

Abstract: A return roller is pivotally supported in a frame-fixed articulation region (20, 21) of a belt conveyor device having a transport belt. A pivot arm (30, 31) extends in a running direction (L) of the transport belt, orthogonal to a longitudinal axis (12) of the return roller, supporting it about the longitudinal axis. A pivot element (40) is spaced apart from the return roller in the running direction. A pivot bearing (22, 23) is arranged on the articulation region for mounting the pivot element for a pivoting movement of the pivot arm around a pivot axis between an operating position and an nonoperating position of the return roller. A bearing surface (24, 25), in a section perpendicular to the pivot axis, is formed as an open arc, with an opening (26, 27) having a center angle (?) of less than 180°.

Abstract: An unloading conveyor system for unloading grain through the floor of a grain bin. A removeable cover is vertically supported by the plurality of ribs to cover the span of the midpan to allow maintenance. The midpan comprises a plurality of slots and ledges to receive and support the ribs to allow easy installation and maintenance. A central pit having an internal portion and an access support wall also provides easy installation and maintenance. The first bearing mount, second bearing mount, and roller are all accessible for service through the internal portion of the central pit.

Abstract: A belt device includes a belt device main body, a first unit, and a second unit. The first unit includes a belt and a support to support the belt. The first unit is configured to detachably attached to the belt device main body. The second unit includes a tensioner abutting the belt. The second unit is configured to be positioned at an operating position at which the tensioner applies tension to the belt when the first unit is attached to the belt device main body and positioned at a releasing position at which the tensioner releases the tension applied to the belt when the first unit is detached from the belt device main body.

Abstract: A belt feeding device includes an endless belt, stretching rollers including a tension roller, a bearing member supporting the tension roller, a beating support member supporting the bearing member, an urging member urging the tension roller, a supporting member supporting the bearing supporting member, and a locking member. The locking member is movable between a first position where an engagement between the locking member and one of the bearing support member and the bearing member is released and the bearing member is permitted to move so as to apply the tension to the belt, and a second position where the locking member locks the bearing member by engaging with the bearing support member and the bearing member and the bearing member is restricted to move. The bearing member, the bearing support member, the urging member, and the locking member constitute a unit to be integrally dismountable from the supporting in the second position.

Abstract: A transfer tail assembly for use with a conveyor assembly that adjust the tension in the conveyor belt. The transfer tail assembly includes a pair of adjustment brackets that are each movable along a conveyor axis and support an end roller. The movement of the adjustment brackets and the end roller adjust the tension in the conveyor belt. A spiral cam is positioned such that rotation of the spiral cam causes movement of the end roller along the conveyor axis. A drive pin of the adjustment bracket moves along a spiral cam contact surface. The end roller is pivotable relative to the conveyor frame to release tension on the conveyor belt. The final position of the end roller can be adjusted using a pivot limiting bar.

Abstract: The invention relates to a set-down belt for a palletizing apparatus, comprising a circulating conveyor belt that defines a conveying face for conveying goods, a first deflection roller that is rotatable about a first axis of rotation, and a tensioning roller that is rotatable about a tensioning axis and is movable in a tensioning direction (S). Here, a second deflection roller that is rotatable about a second axis of rotation is provided, wherein the second axis of rotation extends parallel to the first axis of rotation. The tensioning roller is movable such that the tensioning axis extends in an inclined manner with respect to the first axis of rotation and in an inclined manner with respect to the second axis of rotation. The invention also relates to a palletizing apparatus that comprises at least one set-down belt according to the invention.

Abstract: According to an embodiment, an electronic device may include a Bluetooth communication circuit and at least one processor.

Abstract: An end unit (100) for a conveyor (1000) for use in a stage assembly comprises a first frame (110) installable in the stage assembly and a second frame (120). The second frame (120) comprises a rotatable body (130) for supporting a conveyor belt (300), and is arranged to pivot with respect to the first frame (110), so as to open in a direction transverse to a direction of motion of the conveyor belt (300). An intermediate unit (200) for a conveyor (1000) for use in a stage assembly is configured to be disposed between a pair of end units (100), and comprises a first frame (210) installable in the stage assembly and a second frame (220) comprising a support surface (223) for supporting a conveyor belt (300). The second frame (220) is pivotally attached to the first frame (210), so as to open in a direction transverse to a direction of motion of the conveyor belt (300). A conveyor (1000) comprises a pair of end units (100), and optionally one or more of the intermediate units (200).

Abstract: A belt conveyor, particularly a weighing belt conveyor includes a frame constructed from at least one side member and at least one cross member or from a supporting plate. Two rollers are mounted on the frame, with an endless belt located around the two rollers whereby the two rollers are mounted in such a way that they can be moved relative to each other in the conveyance direction. At least one adjustment device is provided on the frame for adjusting the separation between the two rollers. The adjustment device includes a rotatable adjusting component, the axis of rotation S of which lies obliquely above or obliquely below the conveyor level at an angle greater than 0° and less than 90°, in order to make an adjustment to the belt tension possible even after the endless belt has been installed.

Abstract: A caterpillar treadmill includes a non-rotational axle, a roller, a driver wheel, a follower wheel, two caterpillars, and tread slats. The roller is rotationally supported on the non-rotational axle. The driver wheel includes teeth on an external face, and is connected to the roller so that the driver wheel is rotatable together with the roller. The follower wheel includes teeth on an external face, and is connected to the roller so that the follower wheel is rotatable together with the roller. The first caterpillar is wound on the driver wheel and includes, on an internal face, racks engaged with the teeth of the driver wheel. The second caterpillar is wound on the follower wheel and includes, on an internal face, racks engaged with the teeth of the follower wheel. The tread slats are attached to an external face of the caterpillars.

Abstract: In one aspect, a system for adjusting the conveyor belt tension force within an agricultural harvester may include a conveyor having a first roller, a second roller spaced apart from the first roller, and a conveyor belt configured to engage the first and second rollers. The system may also include a tensioner assembly having a ratcheting mechanism configured to selectively adjust a position of the first roller relative to the second roller to adjust a tension force exerted on the conveyor belt.

Abstract: Transmission belt tensioner includes (a) a housing, (b) a set of disc springs, (c) a tensioning arm which is connected to the disc springs for compressing the disc springs upon a movement of the tensioning arm out of a neutral position in a deflection direction (A) relative to the housing. In an embodiment, a second set of disc springs is provided, wherein the tensioning arm is connected to the disc springs of the second set for compressing them upon a movement of the tensioning arm out of a neutral position in an opposite direction (G) to the deflection direction (A).

Abstract: The present invention provides a telescopic conveyor (1) having at least two conveyor belts (10). Said belts are arranged one above the other and can be moved relative to one another in the longitudinal direction. Each conveyor belt (10) here has a frame (11), a circulatory belt (12) and a first deflecting roller (13) at a first end (A), and a second deflecting roller (14) at a second end (B), of the conveyor belt (10), wherein the second end (B) is a transfer end of the conveyor belt (10), and wherein a bridging device (2?, 2) is provided between in each case two adjacent conveyor belts (10) located one above the other, and said device bridges, at least to some extent, the difference in height (H) between the two conveyor belts (10) arranged one above the other, it being necessary for said difference in height to be overcome at the transfer end.

Abstract: A conveyor comprising a first profile unit (1) and a second profile unit (2), wherein the profile units comprise a support profile (10, 20) and a side profile (11, 21) that can be releasably connected to each other to form a composed structure whose cross-sections comprise lateral openings (12, 22), at least one conveyor unit (4) that can be arranged between the two profile units, wherein each conveyor unit (4) comprises a first side wall (40) and a second side wall (41), and wherein conveying elements (44, 45) are arranged between the side walls (40, 41), wherein the side walls (40, 41) can be releasably arranged in the lateral openings (12, 22) of the profile units (1, 2) to form composed structures with a closed cross-section.

Abstract: A conveyor system that includes a sprocket, a conveyor element, a sensor, a tensioning system, and an electronic processor. The conveyor element is coupled to the sprocket to move around the sprocket. The sensor is positioned adjacent to the sprocket and configured to generate an output signal indicative of a detection of the conveyor element. The electronic processor is coupled to the sensor and to the tensioning system. The electronic processor is configured to receive the output signal from the sensor, estimate a trajectory of the conveyor element based on the output signal, determine a value for slack distance based on the estimated trajectory of the conveyor element, and control the tensioning system based on the value for slack distance.

Abstract: A modular storage bin sweep system utilizing paddles to sweep particulate matter across a floor may comprise a sweep assembly including at least two units connectable together. The assembly may comprise a plurality of interconnected paddles, a power unit configured to the paddles, a drive unit configured to move the sweep assembly with respect to a surface of the bin below the sweep assembly. In some embodiments, a traction enhancement structure may increase traction of the drive unit on the floor. In some embodiments, a pivot unit is configured to permit a degree of pivotability of the axes of the units with respect to each other, and may be combined with a drive unit. In some embodiments, the power unit includes a rotary electrical power transfer structure configured to transfer electrical power to the power unit when rotating in the bin.

Abstract: A draper platform includes a drive roller and an idler roller spaced from the drive roller. A belt is operatively coupled to each of the drive roller and the idler roller. The draper platform also includes a belt tensioning system, including a tension adjustment rod. A worm gear is operatively coupled to the tension adjustment rod. A sector gear is in meshed engagement with the worm gear. A push rod is operatively coupled to each of the sector gear and the idler roller such that rotation of the sector gear causes translation of the idler roller so as to adjust tension of the belt.

Abstract: A guide structure for a chain for an article conveyor is disclosed. The guide structure includes a guide for guiding the chain along a direction of movement of the chain and having at least two rails each delimiting a respective guide channel for at least partly accommodating the chain. An accompanying means for supporting the chain and accompanying it into the guide channel, wherein the accompanying means comprises a contact surface adapted to be in contact with the chain while the chain is accompanied into the guide channel. A fixing means for keeping the accompanying means in fixed position with respect to the guide. And, an adjusting means for adjusting a position of the accompanying means generally orthogonal to the direction of movement of the chain to adjust the angular position of the accompanying means with respect to the guide in at least a first and a second angular positions.

Abstract: A mount for a sensor includes a first mount part for mounting a sensor part and a second mount part for mounting the first mount part. A first adjustment mechanism is provided to adjust the first mount part relative to the second mount part and a second adjustment mechanism is provided to adjust the second mount part relative to a support. At least one of the first adjustment mechanism and the second adjustment mechanism is a vernier adjustment mechanism.

Abstract: A drive system for a paddle belt conveyor comprises a drive shaft and a drive roller rotationally driven by the drive shaft about a first axis. The drive roller exerts traction on a belt of the belt conveyor. The belt comprises a plurality of paddles. The drive system includes a pinch roller mounted rotationally about a second axis parallel to the first axis. The pinch roller pinches the belt between the pinch roller and the drive roller to augment the traction of the drive roller on the belt. Either the drive roller or the pinch roller is a bobbin roller to accommodate the paddles on the belt. The drive system may further include a take-up roller rotatable about a third axis parallel to the first axis, and first and second idler rollers rotatable about fourth and fifth axes parallel to the first axis.

Abstract: A cable tensioner is provided including a spring having a first position, the spring operatively connectable to a cable conveyor system, and visually apparent indicia corresponding to a force applied to a cable of the cable conveyor system as a result of a spring deflection away from the first position, the force placing the cable of the cable conveyor system in tension.

Abstract: A hydraulic actuator is provided within a belt-type agricultural conveyor for controlling the position of the tension roller of the conveyor belt, together with a hydraulic controller which supplies a controlled pressure of hydraulic fluid to the hydraulic actuator. In this manner, a consistent tension can be applied to the endless conveyor belt in an automated manner through a large range of movement so that the maintenance step of periodically removing a section of the belt as the belt stretches can be minimized in frequency. Furthermore, the endless belt is always operated at an optimum tension for extending the life of the belt. The hydraulic actuator also enables the tension to be removed from the belt in a simple manner by displacing a switch to remove tension from the belt whenever the conveyor is not in use for yet further extending the life of the conveyor belt.

Abstract: A tensioning mechanism for a conveyor system includes a first end including a drive unit, an anchor structure, a continuous belt extending at least partially between the drive unit and the anchor structure, a first carriage, and a second carriage. The first carriage is coupled to the drive unit and supports a portion of the belt. The first carriage is supported for movement relative to the drive unit to adjust a tension in the belt, and the first carriage is movable between the drive unit and an intermediate position. The second carriage is releasably secured to the anchor structure and supports another portion of the belt. The second carriage is supported for movement relative to the anchor structure between a first position and a second position. A distance between the first end and the second carriage defining a take-up length, and movement of the second carriage changes the take-up length.

Abstract: A conveyor for a mining system. The conveyor includes a sprocket, a chain, a drive mechanism, a hydraulic cylinder, and a controller. The chain is associated with the sprocket and has a top chain portion and a bottom chain portion. The drive mechanism is coupled to the sprocket and is operable to drive the sprocket. The controller includes a processing unit and a memory. The controller is configured to receive a first signal related to a characteristic of the drive mechanism, receive a second signal related to a reaction force of the sprocket, calculate a tension of the top chain portion based on the first signal and the second signal, and generate a control signal for controlling a position of the hydraulic cylinder based on the determined tension of the top chain portion.

Abstract: A conveyor for a mining system. The conveyor includes a sprocket, a chain, a drive mechanism, a hydraulic cylinder, and a controller. The chain is associated with the sprocket and has a top chain portion and a bottom chain portion. The drive mechanism is coupled to the sprocket and is operable to drive the sprocket. The controller includes a processing unit and a memory. The controller is configured to receive a first signal related to a characteristic of the drive mechanism, receive a second signal related to a reaction force of the sprocket, calculate a tension of the top chain portion based on the first signal and the second signal, and generate a control signal for controlling a position of the hydraulic cylinder based on the determined tension of the top chain portion.

Abstract: A cleanable belt conveyor and a method for making a cleanable belt conveyor having a simplified frame design. One version of such a conveyor comprises a frame and an insertable conveyor belt support. Another version comprises a modular frame formed by a plurality of shafts connected using connectors. Another version comprises a unitary frame and carryway structure, whereby the carryway for supporting a conveyor belt constitutes support structure for the frame. Another version comprises a carryway support rail including an integral curved reversing element. Another version comprises components connected through curvaceous connecting members.

Abstract: A chain tensioning sprocket is moveable with a predetermined force into a U-shaped path of a chain to apply continuous tensioning force to the chain. The change in length of the chain is measured by detecting the movement of the chain tensioning sprocket into the U-shaped path of the chain, and measurement of movement of the chain tensioning sprocket indicates a change in the length of the whole chain, which, in turn, indicates the wear on the parts of the chain and the expected operative life of the chain.

Abstract: A belt drive arrangement for an internal combustion engine, includes a drive pulley which is driven by a crankshaft of the internal combustion engine, a first output pulley with which a first auxiliary unit can be driven, a second output pulley with which a second auxiliary unit can be driven, and a belt which has an inner face and an outer face opposite the inner face and which loops at least some portions of the drive pulley and the output pulleys as a belt transmission. The inner face of the belt loops the drive pulley and the first output pulley while physically contacting same, and the outer face loops the second output pulley while physically contacting same. An internal combustion engine is provided with such a belt drive arrangement.

Abstract: A winch drum tension isolation system includes a winch drum including an outwardly extending flange, the flange including a plurality of holes spaced along the flange. The winch drum tension isolation system also includes a locking mechanism positioned proximate the winch drum and including a locking member engageable with the flange. The locking member is movable between a first position, in which the locking member is received in one of the plurality of holes to prevent rotation of the winch drum, and a second position, in which the locking member is spaced apart from the flange to permit rotation of the winch drum.

Abstract: A conveyor employs a low-tension, direct drive conveyor belt, and a snap-on position limiter for ensuring proper engagement of the belt and a drive sprocket. The position limiter includes a body, a limiting surface and a snap clap opposite the limiting surface for snapping the position limiter to a mounting shaft. The limiting surface may comprise rotatable rollers mounted to the body, or a continuous arcuate surface. The position limiter may include a mounting arm for mounting a conveyor belt scraper at the front of the position limiter.

Abstract: A cleanable belt conveyor and a method for making a cleanable belt conveyor having a simplified frame design. One version of such a conveyor comprises a frame and an insertable conveyor belt support. Another version comprises a modular frame formed by a plurality of shafts connected using connectors. Another version comprises a unitary frame and carryway structure, whereby the carryway for supporting a conveyor belt constitutes support structure for the frame. Another version comprises a carryway support rail including an integral curved reversing element. Another version comprises components connected through curvaceous connecting members.

Abstract: A duct making apparatus includes a first station configured to accept a formable sheet material and a second station configured to receive the formable sheet material from the first station. The first station includes a mechanism for forming one of a male lock bend and a female lock seam in a leading edge of the formable sheet material. The second station includes a retractable conveyor. Movement of the sheet material from the first station to the second station defines an axis of travel of the sheet material. The retractable conveyor is selectively movable from a first position in which the retractable conveyor is in close association with the first station, and a second position in which the retractable conveyor is spaced from the first station.

Abstract: A combine feeding system includes a lower conveyor roller configured to rotate around a lower conveyor roller axis, an upper conveyor roller configured to rotate around an upper conveyor roller axis and a drive shaft configured to rotate around a drive shaft axis. The lower conveyor roller axis, upper conveyor roller axis and drive shaft axis are substantially perpendicular to first and second housing walls. The feeding system also includes at least one chain configured to move over the drive shaft, the lower conveyor roller and the upper conveyor roller. The feeding system further includes at least one lower support arm coupled to the drive shaft and the lower conveyor roller and configured to pivot about the drive shaft axis. At least one force mechanism is configured to apply a force to the at least one chain in at least one of a first direction and a second direction.

Abstract: The invention relates to a belt unit in a wind tunnel balance for motor vehicles, in particular for determining forces and moments acting on a motor vehicle in a wind tunnel, wherein an area exposed to wind is minimized by means of a trapezoidal support, which is raised with respect to a normal zero position, and appropriately adapted test stand covers. The wind-exposed area of the endless belt of the belt test stand can be reduced here to a value which is only slightly above the necessary wheel contact area (tire shuffle). As a result, error forces can be reduced further, so that the result is highly increased measurement accuracy.

Abstract: A drum motor for driving a conveyor belt has a drum motor shell that has at least one torque transfer section in which the outer surface of the shell is polygonal in cross-section. A sprocket having a polygonal, preferably hexagonal inner recess may be provided for transferring torque from the drum motor to a modular belt. Motor components are in a hollow space of the shell, namely a rotor and stator, a first bearing journal arranged on a first end of the shell and a second bearing journal arranged on a second end of the shell, the rotor and stator being mechanically coupled to the shell and to the first and second bearing journals in such a way that relative rotation between the rotor and stator causes relative rotation between the drum motor shell, for the one part, and the first and second bearing journals, for the other part.

Abstract: A machine for processing elements in sheet form, the machine having chainsets which move gripper bars for moving sheet elements through the machine. At least one tensioner device generates a tension force in the chainsets. The chainset tensioner device includes a drive member capable of generating a variable force, having an intensity dependent on the instantaneous production rate of the machine. Chainset wear is greatly reduced, and the life of the chainsets is lengthened considerably.

Abstract: A tensioning assembly for a cable drag conveyor. The conveyor includes a head pulley mounted on a head pulley shaft positioned in a head pulley housing and a tail pulley mounted on a tail pulley shaft positioned in a tail pulley housing, infeed and discharge conveyor tubes interconnecting the head pulley housing and the tail pulley housing, and an endless rope having conveying disks attached to the rope positioned in the infeed and discharge conveyor tubes and around the head pulley and tail pulley. The tail pulley housing is positioned in a stationary position in relation to the head pulley and the head pulley housing. The tail pulley shaft and tail pulley is positioned on the tail pulley housing for movement in relation to the tail pulley housing, the head pulley and the head pulley housing. A tensioner moves the tail pulley to maintain the tail pulley at a distance in relation to the head pulley that results in correct tension on the rope during its travel through the cable drag conveyor.

Abstract: A conveyor system including a track extending between a loading region and a discharge region, an endless belt bendable into a tubular shape, the endless belt having thickened edges, a number of carriages moveably mounted to the track, the carriages including belt rollers for engaging the edges of the belt to thereby support the belt, a loading carriage for allowing material to be loaded onto the belt, the loading station being moveable at least within the loading region, a discharge carriage for allowing material to be discharged from the belt, the discharge station being moveable at least within the discharge region and a number of intermediate carriages positioned between the loading and discharge carriages for supporting the belt along transport and return paths with the tubular shape.

Abstract: A chain tension sensor for a chain conveyor, the conveyor including a frame and a chain having a plurality of flights. The tension sensor includes a reaction arm and a load sensing pin. The reaction arm includes a first end, a second end opposite the first end, and a load pad. The first end is pivotably coupled to the frame by a pivot pin defining a pivot axis. The load pad is adjacent the conveyor chain and positioned to contact flights passing the load pad. The flights contacting the load pad exert a force on the reaction in a direction that is perpendicular to the pivot axis. The load sensing pin is coupled to the reaction arm such that the load sensing pin senses the force that is exerted by the flights.

Abstract: A device is provided for detecting and adjusting the tension of the scraper chain. The device identifies broken chain as it leaves the return sprocket and enters the top race of the conveyor. When detected, the chain can be stopped automatically by the armored face conveyor control system, to avoid the potential for further damage, and warn the operators that repair of the chain is required. The device also provides a conveyor with sliding frames at both ends to allow the conveyor ends to be independently adjusted to each end of the coal block, whilst maintaining good chain tension and control.

Abstract: A vernier adjustor for a feed dispenser is provided. The vernier adjustor includes first and second slotted members moveable in slidable relation and a pin, the first and second slotted members each including a plurality of slots separated by respective first and second spacings. The pin is adapted for placement within an aligned slot pairing to fix movement of the first slotted member relative to the second slotted member. The first and second slotted members are positionable in increments less than the first and second spacings. In particular, the first and second slotted members are positionable in increments substantially equal to the difference between the first spacing and the second spacing. Movement of the first slotted member relative to the second slotted member provides an incremental raising or lowering of a feed gate.

Abstract: A device is provided for detecting and adjusting the tension of the scraper chain. The device identifies broken chain as it leaves the return sprocket and enters the top race of the conveyor. When detected, the chain can be stopped automatically by the armored face conveyor control system, to avoid the potential for further damage, and warn the operators that repair of the chain is required. The device also provides a conveyor with sliding frames at both ends to allow the conveyor ends to be independently adjusted to each end of the coal block, whilst maintaining good chain tension and control.

Abstract: An image forming apparatus includes an image bearing member for bearing a toner image, a rotatable endless belt, a first driving member for rotationally driving the endless belt and in contact with an inner peripheral surface of the endless belt, and a second driving member for rotationally driving the endless belt and in contact with an outer peripheral surface of the endless belt. In addition, a tension detecting unit detects a state of tension of the endless belt and a controller controls a rotational speed of the second driving member. A driving force applied from the second driving member to the endless belt is smaller than a driving force applied from the first driving member to the endless belt, and the tension detecting unit includes a metal roller contacting the inner peripheral surface of the endless belt and detects the tension by movement of the metal roller which follows the endless belt.

Abstract: A tracking and tensioning device for a belt conveyor that provides a tracking assembly that is mounted to the conveyor frame. The tracking assembly is capable of sliding along the length of the conveyor frame. An idler roller is mounted to the tracking assembly that is held under constant tension by an adjustable tensioner. The adjustable tensioner provides take-up tensioning at the portion of the belt with the lowest operating tension.

Abstract: An inclined flange roller is located outward of an end portion of a tension roller in the belt width direction. The inclined flange roller includes a flange surface capable of being in contact with the edge portion of a belt in a region in which the belt is wound around the tension roller and a roller surface capable of being in contact with an inner peripheral surface of the belt between the flange surface and an end portion of the tension roller in the belt width direction.

Abstract: There is provided a liquid jetting apparatus which includes a casing, a liquid jetting head, a carriage, a first to third pulleys, a motor connected to one of the first to third pulleys, an endless belt put around the first to third pulleys, a tension pulley which applies a tension to the endless belt, a regulating mechanism which regulates a movement of the tension pulley within a plane orthogonal to a shaft of the tension pulley such that the tension pulley becomes movable in a scanning direction, and a bias applying mechanism which applies bias to the tension pulley, in a direction of moving closer to the third pulley in the scanning direction.

Abstract: A take-up drum carriage assembly may include a tensioning take-up drum, a carriage for supporting the tensioning take-up drum, a plurality of pivot arms for pivotably supporting the carriage relative to a vehicle wash conveyor frame, and for each of the pivot arms, at least one interconnector for pivotably interconnecting the pivot arm and the carriage. Each interconnector may include a resilient support that supports at least part of the weight of the carriage. The interconnector may fix the resilient support relative to one of the pivot arm and the carriage. The other of the pivot arm and the carriage may rock relative to, and against, the resilient support upon longitudinal movement of the carriage relative to the vehicle wash conveyor frame during tensioning. The pivot arms may be swing arms.

Abstract: The present invention extends to a lifting system for lifting a portion of a conveyor. The lifting system maintains the length of the conveyor while changing the shape of the conveyor to lift the top surface of the conveyor belt towards a stacking head. This design facilitates the quick lifting and lowering of slabs of sod while minimizing the stress on the sod harvesting machine.