A method is provided for the automated setup of a metered combustion control system for controlling operation of a boiler combustion system. The automated setup process includes both commissioning and controller tuning, rather than tuning the carbon monoxide and/or oxygen trim controller after the commissioning process has been completed. The oxygen trim controller or the carbon monoxide trim controller is used to identify the air/fuel ratio.

A combustion chamber is provided and includes a combustion device and a supply circuit arranged to feed fuel at a plurality of locations of the combustion device. The supply circuit includes manifolds collecting fuel to be distributed among at least some of the locations, ducts extending from the manifolds and feeding the locations. Some of the ducts carry valves having a plurality of predetermined working positions, each working position corresponding to a different fuel flow through the valve.

In a gas turbine engine that includes a compressor and a combustor, wherein the combustor includes a primary fuel injector within a fuel nozzle and a secondary fuel injector that is upstream of the fuel nozzle and configured to inject fuel into a flow annulus of the combustor, a method for detecting a flame holding condition about a fuel injector. The method may include the steps of: detecting an upstream pressure upstream of the secondary fuel injector; detecting a downstream pressure downstream of the secondary fuel injector; determining a measured pressure difference between the upstream pressure and the downstream pressure; and comparing the measured pressure difference to an expected pressure difference.

A combustor includes a casing that surrounds at least a portion of the combustor and includes an end cover at one end of the combustor. An end cap axially separated from the end cover is configured to extend radially across at least a portion of the combustor and includes an upstream surface axially separated from a downstream surface. A plurality of tubes extends from the upstream surface through the downstream surface to provide fluid communication through the end cap. A cap shield extends axially from the end cover and circumferentially surrounds and supports the end cap.

A method and system for improving high excess air combustion system efficiency, including induration furnaces, using a re-routing of flue gas within the system by gas recirculation. Flue gas is drawn from hot system zones including zones near the stack, for re-introduction into the process whereby the heat recovery partially replaces fuel input. At least one pre-combustion drying zone, at least one combustion zone, and at least a first cooling zone exist in these furnaces. At least one exhaust gas outlet is provided to each pre-combustion drying and combustion zone. At least part of the gaseous flow from each system zone exhaust outlet is selectively delivered to an overall system exhaust, the remaining flow being selectively delivered via recirculation to cooling zones. Recirculation flow is adjusted to meet required system temperatures and pressures. The method and system provide efficiency improvements, reducing fuel requirements and greenhouse gas emissions.

Embodiments of the present invention provide components and a system for providing a safer environment for using a cutting torch. The system includes a cutting torch and a control box. There is communication from the user to the control box to allow fluids to flow to the torch. The control box includes closed biased valve(s) such that if there is a condition where there is no instruction from the torch to the control box and/or power is lost, the valves will shut, preventing fluid from flowing into the torch.

A secondary assembly drive of an internal combustion engine and a method for operating same are provided. The secondary assembly drive includes: a first drive wheel (1) which can be rotatably connected to a crank shaft (CR) of the internal combustion engine, an electric machine which can be operated either as a generator (AL) of as a motor (M) and a second drive wheel (2) which can be rotatably connected to the electric machine (AL, M), an air-conditioning compressor (A/C) and a third drive wheel (3) which can be rotatably connected to the air-conditioning compressor, a traction element (4) which rotates infinitely and which wraps around the drive wheels, and an actuable clutch (7) for disconnecting the drive of the electric machine and of the air-conditioning compressor from the crankshaft when necessary. In addition, the air-conditioning compressor is designed for operation in both rotational directions, and a reversal of the rotational direction between the generator operating mode and the motor operating mode of the electric machine is provided.

A secondary assembly drive of an internal combustion engine and a method for operating same are provided. The secondary assembly drive includes, in two drive planes, an assembly drive (2) and a starter drive (12) and permits, in addition to a normal operating mode, the following operating modes: —starting of the internal combustion engine, —boosting of the internal combustion engine, —air-conditioning, and —deactivation of the assembly drive (2).

A method of mixing together liquids or liquid/solid combinations, and mixing apparatus/universal combine utilizing a vertical spinning container or vessel having a rib, or a cross rib in its bottom wall. The container is spun about a vertical axis with no wobbling component to the motion. Meshed elements are used for high shear mixing. Start/stop routines, and variable acceleration/speed values are used, to facilitate complete mixing. Use of ‘impeller’ blade stirrers is completely eliminated.

A combined processing tool includes a shank of a cylindrical shape, a mandrel fixed to the shank, a frame rotation-universally fitted outside the mandrel, a burnishing unit for performing a burnishing to an inner peripheral surface of a workpiece by rolling members, a dimple forming unit for performing a dimple forming to the surface of the workpiece by surface compression members so as to universally appear from and disappear in the frame, a body fixed to a top portion of the shank, and a skiving unit for performing a cutting, wherein, on an outer peripheral region of the mandrel, an outer peripheral surface 31c and a concave and convex shape area which consists of concave parts and convex parts alternately arranged along an outer peripheral direction of the mandrel are formed, and wherein the concave and convex parts are alternately engaged in the compression members with being rotated.

The lubricating base oil of the invention is characterized by satisfying at least one of the following conditions (a) or (b). (a) A saturated compound content of 95% by mass or greater, and a proportion of 0.1-10% by mass of cyclic saturated compounds among the saturated compounds.(b) The condition represented by the following formula (1). 1.435≦n20−0.002×kv100≦1.450 (1) wherein n20 represents the refractive index of the lubricating base oil at 20° C., and kv100 represents the kinematic viscosity (mm2/s) of the lubricating base oil at 100° C.

A carriage is moved in a direction including a Y axis component in order to move a turning process tool that is attached to a tool spindle along a horizontal line that is perpendicular to a Z axis, and thus, a turning process is carried out on a workpiece which is attached to a workpiece spindle.

A carriage is moved in a direction including a Y axis component in order to move a turning process tool that is attached to a tool spindle along a horizontal line that is perpendicular to a Z axis, and thus, a turning process is carried out on a workpiece which is attached to a workpiece spindle.

In a combination machining lathe, a workpiece holding device holds a workpiece in a manner that permits the workpiece to rotate around an axis parallel to a direction of a horizontal Z axis. A tool post holds a tool that comprises a holder and a bit. The tool held by the tool post is indexed to a position in which the longitudinal axis of the holder is parallel to an X axis direction. The bit of the tool held by the tool post is angled such that a longitudinal axis of the bit is disposed in a position tilted away from the X axis direction closer to a horizontal axis in a plane containing the X axis and the Y axis. A turning operation is performed while the tool and/or the workpiece are moved relative to each other in a direction of the longitudinal axis of the bit.

A laminated body composed of a holding member and an inner cylinder is arranged between a heat generation element, which is electrically energized to generate heat, and a case which covers the heat generation element, and the inner cylinder has an upstream side end portion extended to a more upstream side than an upstream side end face of said heat generation element and an upstream side end face of said holding member to form an extension portion, which is formed with a protruding portion protruding to an inner side in a diametrical direction. A flow of an exhaust gas, which flows backwards after colliding with the heat generation element, will be obstructed by said protruding portion. As a result, the backflow exhaust gas stops flowing into a gap between the case and the inner cylinder.

A combustion tube mounting system releasably mounts a combustion tube to an aperture in the floor of a furnace housing. The combustion tube has a base assembly with a cam and can be manually or automatically unlocked by cam pins in the floor for selectively engaging the cam for lowering the combustion tube from the floor of the furnace. When a new combustion tube is placed on the lower seal assembly and raised, it automatically aligns and engages the upper furnace seal and engages cams on the floor of the furnace housing which lock the combustion tube in place as it is introduced into the furnace.

A variable valve actuating apparatus includes: a first rotary member which includes a rotor fixed to one of the inner cam shaft and the outer cam shaft, and a receiving chamber formed within the first rotary member, and which is arranged to be rotated in an advance angle direction or in a retard angle direction relative to the drive rotary member by a hydraulic pressure selectively supplied to or drained from the advance angle operation chamber and the retard angle operation chamber; and a second rotary member fixed to the other of the inner cam shaft and the outer cam shaft, rotatably received within the receiving chamber of the first rotary member, and arranged to be rotated relative to the first rotary member and the drive rotary member within a predetermined angle range.

A variable valve actuating apparatus includes: a first lock recessed portion; a first lock member; a second lock recessed portion formed in the second rotary member's side; a second lock member; a first lock passage arranged to supply the hydraulic fluid, and thereby to move the first lock member out of the first lock recessed portion; and a second lock passage arranged to supply the hydraulic fluid, and thereby to move the second lock member out of the second lock recessed portion, at least a part of the first lock recessed portion and at least a part of the second lock recessed portion being disposed at a position to be projected in an axial direction when the first lock member and the second lock member are in the lock state.

A valve timing control device includes: a vane rotor having a plurality of vanes; a housing having the vane rotor inside so that an advance chamber is formed on one side of each vane and a retard chamber is formed on the other side; a lock pin inserted in a cylinder provided in the vane and moves to a lock position and to an unlock position; and a feeding passage for feeding oil into the cylinder from the retard chamber adjacent to the vane provided with the cylinder to make the lock pin move to the unlock position, and controls an oil supplying unit to supply oil to each retard chamber, wherein a flow passage cross sectional area of the branch passage connected with the retard chamber linking with the cylinder is larger than a flow passage cross sectional area of the branch passage connected with the other retard chamber.

In an electrically-driven valve timing control apparatus employing a housing and a cover member axially opposed to each other, a cylindrical-hollow motor output shaft is installed in the housing, and configured to rotate relative to the housing by electricity-feeding to the electric motor, and also configured such that lubricating oil is supplied into the motor output shaft. A plug is fitted to the inner periphery of an axial opening end of the motor output shaft for suppressing a leakage of lubricating oil from the motor output shaft to the outside. One of two opposing faces of the cover member and the plug is formed with a protruding portion configured to prevent the plug's slipping out of the axial opening end. A part of the inside face of the cover member, opposed to the plug, is formed integral with the protruding portion partially disposed within the axial opening end.

A hydrogen combustion system comprising: an external cylinder 1 constituting the exterior of a double tube construction; an internal cylinder 2 formed by a porous metal plate constituting the interior of said double tube construction; hydrogen combustion catalyst 4 supported with precious metals on spherical ceramic support surface, formed in pellet state, being packed in said internal cylinder 2; an insert pipe 3 formed by porous metal plate inserted in the center of said internal cylinder 2; pre-heating heaters 5 installed between said insert pipe 3 and said internal cylinder 2 to preheat said hydrogen combustion catalyst 4 to ambient atmosphere of over catalytic reaction temperatures; a hydrogen introducing port 8 connecting to said insert pipe 3; an air introducing port 9 provided at the bottom of said external cylinder 1 in the area between said external cylinder 1 and said internal cylinder 2, wherein air for hydrogen combustion is introduced by the drift effect resulting from the differential pressure generated between the packed layer of hydrogen combustion catalyst and the outside, by thermal convection, achieving safe combustion treatment of hydrogen in simple construction, small size and high treatment efficiency.

To provide a diagnostic and therapeutic medicament, a bombesin analog peptide antagonist conjugate is provided which has general Formula (I), wherein A is a metal chelator comprising at least one radionuclide metal, B is a spacer linked to N-terminal of C or a covalent bond and C is a bombesin analog peptide antagonist having a sequence as claimed, where further x is an integer from 1 to 3 and n is an integer from 1 to 6. [A-(B)n]x—C (I)

A chimeric protein containing neutrophil inhibitory factor and hirugen, the chimeric protein having an amino acid sequence that includes FPRPGSGG (SEQ ID NO:21) Also provided is a pharmaceutical composition comprising the chimeric protein, which can be used for treating or preventing cerebral injury and cerebral edema, or for inhibiting platelet aggregation.

The airflow through a harvesting machine is adjusted by calculating a G-factor at a first point on an upper chaffer to determine if it is greater than 1+n, where n represents a desired factor. A blower is adjusted to reduce an airstream if the G-factor is greater than 1+n. A MOG factor is calculated if the G-factor is less than 1+n. The blower is adjusted to increase the airstream if the MOG-factor is less than 1+x, where x represents a desired factor. A MOG-factor is calculated at a second point if the MOG-factor at the point is greater than 1+x and the blower is adjusted to reduce the airstream if the MOG-factor at the second point is greater than 1+y, where y represents a desired factor or adjusted to increase the airstream if the MOG-factor at the second point is less than 1+y.

A grain conveyor for a combine harvester capable of increasing capacity and reducing component wear is disclosed. The grain conveyor includes a grain elevator, a transition chamber and an auger assembly. The grain elevator has an inlet for receiving a flow of grain. The transition chamber includes an inlet and an outlet in fluid communication with the transition chamber inlet and the grain elevator inlet. The transition chamber outlet has an asymmetric non-circular opening larger than the non-cylindrical opening of the transition chamber inlet. The auger assembly is operatively connected to the transition chamber and includes an inlet for receiving a flow of grain and an outlet in fluid communication with the transition chamber inlet.

A dual bin combine system for combine harvesters which increases the storage capacity of harvested grain products when compared with previous systems. The dual bin combine system generally includes a combine harvester having a frame and a first tank for storing material harvested by the combine harvester. A frame extension, which extends in a rearward direction from the frame, includes a second tank. A transferring conduit extends from the first tank to the second tank. When operating the harvester, material may be fed from both tanks to reduce downtime unloading and thus more efficiently harvest crops.

A grain cleaning system of an agricultural combine directs a flow of high velocity air in a first direction about an inlet end of a cleaning shoe. The system further monitors the cleaning shoe in order to detect a change in an operational parameter of the cleaning shoe, wherein the operational parameter is one of a transient effect of a sieve of the cleaning shoe, a flow rate about and exit end of the cleaning shoe and a flow velocity about an exit end of the cleaning shoe. Further, the flow of high velocity air about the inlet end of the cleaning shoe can be redirected in a second direction in response to a detected change in the operational parameter.

A spreader assembly for a combine harvester, the assembly including a pair of disks configured to be rotated such that chaff material dropped onto the disks is spread about the combine harvester, wherein each disk is operably connected to its own motor and a spreader frame assembly. The spreader frame assembly includes a first side support pivotably connected to a frame of the combine harvester, a second side support pivotably connected to the frame of the combine harvester, and at least one disk support configured to support at least one of the pair of disks. The spreader frame assembly further defines an opening configured such that when the combine harvester is windrowing material, no portion of the spreader frame assembly interferes with the flow of windrowing material.

An unload auger assembly for a combine harvester includes a drive coupler configured between adjacent first and second auger segments. The coupler includes a driver component and associated driver cog coupled to the first auger segment. A driven component and associated driven cog is coupled to the second auger segment. The driven cog is rotationally engaged by the driver cog to transmit rotational drive from the first auger segment to the second auger segment. A friction clutch is configured in-line between the driver component and driven component and rotationally couples the driver component to the driven up to a release torque value wherein the friction clutch disengages the driver component from the driven component.

A support assembly for supporting a moveable member of an agricultural combine is provided. The support assembly includes a moveable member, such as a foldable chaff pan assembly for spreading chaff and other crop residue from the rear of an agricultural combine, a support member and a resilient member connected to the support member for supporting the moveable member. The resilient member can be configured as an arched shaped or cylindrically shaped member.

An auger assembly for a combine harvester includes an auger trough having side walls with a length so as to extend laterally between opposed side sheets. Guide tracks are configured along bottom edges of the side walls. A flexible bottom cover member is slidably engaged within the guide tracks. The cover member is removably attached to the side walls by being slid into and out of the guide tracks from a longitudinal end of the side walls outboard of the side sheets for an auger clean-out procedure.

The invention concerns a harvested crop residue chopper and distribution arrangement for a combine (10) with a straw chopper (60) with a rotor (74) that can be brought into rotation about a horizontal axis (98) with chopper blades (76) fastened thereto that define an outer envelope (96), and with at least one impeller blower (82) arranged downstream of the straw chopper (60) with impeller blades (84) that can rotate about an axis of rotation (88) that extends vertically, in which the impeller blades (84) are provided with outer edges (94) that conform to the envelope (96) of the chopper knives (76) and follow it very closely and are not in contact with it.

An agricultural combine having an adjustable spreader assembly is provided that includes a spreader with one or a pair of regulators. The spreader includes a discharge opening about its lateral side. The regulator is pivotably connected to the lateral side of the spreader such that the regulator is in fluid communication with the discharge opening. The regulator can be configured to move from a retracted position to an extended position or to vary the direction of discharge of crop residue. The spreader can be a vertical spreader, a horizontal spreader, or a spread board.

A combine side-shaking control system and a method for controlling operation of a side-shaking mechanism in a combine. The control system includes at least one sieve for separating crop material from other materials and a movable side-shaking mechanism coupled to the at least one sieve and configured to move the at least one sieve in a side-to-side motion. The control system also includes at least one sensor for sensing at least one operating condition of a combine system. The control system further includes a controller for receiving the at least one operating condition and causing the side-shaking mechanism to stop moving the at least one sieve in the side-to-side motion or start moving the at least one sieve in the side-to-side motion based on the at least one operating condition.

An intake feeder system having a stone separator mounted between a crop elevator and the mouth of a threshing mechanism disposed longitudinally in a combine harvester. The stone separator includes a rotary feed beater and a sump disposed beneath the feed beater. The feed beater serves to advance crop raised by the elevator along a crop flow path towards the mouth of the threshing mechanism and to propel stones in the crop into the sump. A duct is provided in parallel with the crop flow path for connecting a space above the rotary feed beater to the mouth of the threshing mechanism.

A combine side-shaking control system includes a sieve for separating crop material from other materials and configured to move in a fore-aft direction. At least one side-shaking assembly includes a mounting device attached to a combine chassis, a lower plate configured to rotate about a lower plate axis and an upper plate configured to (i) have an upper plate rotational motion and rotate responsive to the rotation of the lower plate and (ii) have an upper plate substantially linear motion in a substantially linear direction. A fixed arm is rotatably coupled to the upper plate and attached to the sieve. An actuation device is configured to rotate the lower plate about the lower plate axis. Responsive to the rotation of the upper plate, the sieve is controlled to move diagonal to the fore-aft direction in the substantially linear direction of the upper plate substantially linear motion.

Example embodiments relate to a combine harvester including a straw chopper having an inlet for unchopped straw, an outlet for chopped straw in an essentially horizontal direction, and a spreader fan, connected downstream of the outlet of the straw chopper and having an essentially horizontal plane of rotation, for spreading the chopped straw over a ground surface. The combine harvester further includes a guide member, which is arranged to deflect at least a part of the stream of chopped straw material to an axial intake of the spreader fan such that a part of chopped straw material meets the blades of the spreader fan in the direction of transport of the chopped straw material through the spreader fan at an acute angle (α) relative to the plane of rotation of the spreader fan.

A combine side-shaking control system that includes a sieve for separating crop material from other material, located in a plane having an X dimension and a Y dimension and configured to move in a fore-aft direction in the X dimension, in a side-to-side direction in the Y dimension and in an up-down direction in a Z dimension. The system also includes a side-shaking assembly configured to move the sieve in the side-to-side direction in the Y dimension. The fixed arm is attached to the sieve and configured to move with the sieve in (i) the fore-aft direction in the X dimension, (ii) the side-to-side direction in the Y dimension and (iii) the up-down direction in the Z dimension. The side-shaking coupling portion comprises a moving portion configured to move in a diagonal direction having a fore-aft component in the X dimension and an up-down component in the Z dimension.

An agricultural combine has a threshing assembly for threshing a crop to produce chaff and grain, a cleaning assembly for removing the chaff from the grain, and a control system. The threshing assembly and the cleaning assembly operate at threshing and cleaning settings, respectively, for tending to produce a balance between a threshing load applied across the threshing assembly and a cleaning load applied across the cleaning assembly that tends to have a favorable influence on grain loss. The control system is for sensing an imbalance between the threshing load and the cleaning load tending to have an unfavorable influence on grain loss, and for concurrently adjusting the threshing and cleaning settings of the threshing and cleaning assemblies, respectively, for tending to convert the imbalance between the threshing and cleaning loads to a balance between the threshing and cleaning loads tending to have a favorable influence on grain loss.

A combine harvester comprises a separating apparatus arranged to receive a threshed crop stream and convey rearwardly. The separating apparatus comprises a grate for allowing grain and chaff to fall onto an underlying separator pan, the separator pan being driven in an oscillating manner to convey a grain/chaff stream forwardly for delivery to a cleaning unit. The separator pan comprises a first portion and a second portion disposed forwardly of the first portion. A rear edge of the second portion is releasably attached to a front edge of the first portion, the second portion being pivotable around a forward mounting around a transverse axis between an operating position in which the second portion is attached to the first portion forming a continuous pan surface, and a lowered position in which the second portion is detached from the first portion giving maintenance access to the underside of the separating apparatus.

A windrow door assembly for controlling a direction of flow of crop residue expelled from a combine is disclosed. The window door assembly may generally include a door panel extending between a first end and a second end. The door panel may be moveable between a closed position, wherein the crop residue being expelled from the combine is directed along the door panel into a spreader of the combine, and an opened position, wherein the crop residue is directed along the door panel towards a rear opening of the combine. In addition, the windrow door assembly may include a deflector panel rotatably coupled to the door panel. The deflector panel may be configured to alter the direction of flow of the crop residue when the door panel is in the opened position.

A cleaning system for a combine harvester that includes a cleaning shoe having a sieve, a cleaning fan, an air plenum and a pair of air diverters is provided. The cleaning fan is rotatably driven for generating a flow of air and positioned within the air plenum. The air plenum extends across the entire length of the cleaning fan and includes an inlet for the intake of air, an outlet downstream the inlet for directing the flow of air in a first direction, lateral walls forming a portion of the outlet, and a bottom wall extending between the lateral walls. The pair of air diverters extends inwardly from the lateral walls. Each air diverter is configured substantially as a pyramid having a rounded corner that extends inwardly from the lateral wall and upwardly from the bottom wall.

Disclosed are sets of ink components, and ink compositions, useful for printing markings, on security documents, that are relatively resistant to counterfeiting. Also disclosed are the security documents formed, a method of printing and a method of authenticating the printed material. The markings, formed of the ink compositions have a spectral response that deviates from a predicted spectral response when linearly additively combining spectral responses of components of the ink composition, so that it becomes difficult to reverse-engineer the ink composition from the markings. Use of plural different markings, with each marking being a microdot, increases difficulty in counterfeiting. By forming a template of spectral responses of the original pattern, spectral responses of a pattern on an unknown document can be compared to the spectral responses on the template for determining whether the unknown document is authentic. Formation of the markings is facilitated using an inkjet printer.

The present invention is a specimen capture and collection form that utilizes a self laminating form assembly having first and second separable parts one of which is used in the collection, capture and retention of a sample of material to be analyzed and the other of which is used for recording the particular transaction for which the sample of specimen was collected. The form assembly is also provided with a unique element which enables the separation of excess sample collection material to be easily and conveniently separated from the remainder of the form assembly so as to not contaminate the specimen as well as prevent the inadvertent removal of the specimen from the form assembly. The construction is also provided with distinct verification areas to confirm authenticity of the form construction.

A thrust sliding bearing includes a synthetic resin-made bearing body having a hollow cylindrical portion, an annular collar portion, an annular protruding portion, a tubular projecting portion, an engaging projecting portion, and an annular projecting portion; an annular cover having a disk portion, a tubular portion, and an engaging projecting portion; an annular metal plate having an outer disk portion and an inner disk portion; and a thrust sliding bearing which is interposed between the bearing body and an annular lower surface of the outer disk portion of the annular metal plate and renders the annular metal plate rotatable with respect to the bearing body in a direction about an axis of the bearing body.

A powered, spray cleaning device that can be operated in an inverted orientation is provided. The cleaning device includes a cleaning head and an elongated handle configured to be grasped by a user. A container of cleaning solution is removably received by the handle, and when received by the handle, fluid from the container fills a fluid accumulator. Fluid in the fluid accumulator is prevented from flowing back into the container when the device is inverted, thus allowing the device to spray fluid when inverted.

Recording reconstruction from multiple overlapping recordings may be provided. New recorders may copy manifests from working recorders, as opposed to reconstructing from failed recorders, to construct manifests that refer to video fragments from different recorders. Origin servers may follow these reconstructed manifests to obtain any fragment in the recording, in any combination of recorder failure/take-over/restart, as long as there was at least one recorder functioning at all times.

The architecture includes a passive radar using opportunistic transmitters and a plurality of active radars that cooperate in the form of a coalition to assure the surveillance of an area of space. The passive radar and the active radars that form the architecture include means for exchanging information and the passive radar is configured to adopt two alternate operating modes: (i) a “watching” mode in which the passive radar carries out surveillance of the area of space concerned and generates detection information, and (ii) an “on-demand data feed” mode in which the passive radar executes at the request of one or more active radars an object search in a given sector of the area under surveillance or an analysis of certain characteristics of the signal received in a given sector.

A combine harvester grain bulk tank and grain unloading system includes opposed bulk tank augers and an unloading auger formed in a grain bulk tank of a combine harvester. The bulk tank augers are for receiving and conveying grain through the bulk tank to the unloading auger, and the unloading auger is for receiving grain from the bulk tank augers and conveying grain to a grain unloading spout for grain unloading. A primary drive gear is coupled to the unloading auger and to an input, a secondary drive gear is drivingly coupled to the bulk tank augers, and a clutch is coupled between the primary drive gear and the secondary drive gear, which is movable between an engaged position for transferring power from the input to the unloading auger and to the bulk tank augers, and a disengaged position for isolating the bulk tank augers from the primary drive gear.

Combinations of atmosphere control members are used to control the atmosphere within a sealed container which contains a respiring biological material. The combination makes use of a first ACM having a first R ratio (the ratio of carbon dioxide permeability to oxygen permeability) and a second ACM having a second R ratio, the first R ratio being substantially greater than 1.0, and the second R ratio being less than the first R ratio. This combination (31, 321, 322, 331, 332) can form part of the sealed container (1) itself, or can be part of an assembly (31, 32, 34) through which the packaging atmosphere within the sealed container (1) is circulated.