WO2006038032A1 - Dispositif d'acheminement de matiere - Google Patents

Dispositif d'acheminement de matiere Download PDF

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Publication number
WO2006038032A1
WO2006038032A1 PCT/GB2005/003885 GB2005003885W WO2006038032A1 WO 2006038032 A1 WO2006038032 A1 WO 2006038032A1 GB 2005003885 W GB2005003885 W GB 2005003885W WO 2006038032 A1 WO2006038032 A1 WO 2006038032A1
Authority
WO
WIPO (PCT)
Prior art keywords
chute
walls
location
guide
crop
Prior art date
Application number
PCT/GB2005/003885
Other languages
English (en)
Inventor
Richard Larrington
Original Assignee
Richard Larrington
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB0422480A external-priority patent/GB0422480D0/en
Priority claimed from GB0500476A external-priority patent/GB0500476D0/en
Priority claimed from GB0500984A external-priority patent/GB0500984D0/en
Application filed by Richard Larrington filed Critical Richard Larrington
Priority to EP05791841A priority Critical patent/EP1809088A1/fr
Publication of WO2006038032A1 publication Critical patent/WO2006038032A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
    • B65G69/16—Preventing pulverisation, deformation, breakage, or other mechanical damage to the goods or materials
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D33/00—Accessories for digging harvesters
    • A01D33/10—Crop collecting devices, with or without weighing apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
    • B60P3/007—Vehicles adapted to transport, to carry or to comprise special loads or objects for delivery of small articles, e.g. milk, frozen articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G11/00—Chutes
    • B65G11/16—Interior surfaces; Linings
    • B65G11/163—Interior surfaces; Linings for articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G11/00—Chutes
    • B65G11/20—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids
    • B65G11/203—Auxiliary devices, e.g. for deflecting, controlling speed of, or agitating articles or solids for articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/02—Devices for feeding articles or materials to conveyors
    • B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
    • B65G65/32—Filling devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G67/00—Loading or unloading vehicles
    • B65G67/02—Loading or unloading land vehicles
    • B65G67/04—Loading land vehicles
    • B65G67/06—Feeding articles or materials from bunkers or tunnels

Definitions

  • This invention relates to the handling of materials in divided and/or particulate form.
  • guide chutes for controlling the direction of an uncontrolled flow of materials in divided form, such as materials arising during building maintenance activities, from a first level to a lower level into, for example, a waste material receiving container.
  • a conventional method of feeding large quantities of a crop such as potatoes into transport containers accepting a filling weight of, for example, one ton weight involves the use of an elevator/conveyer system which transfers the harvested potatoes from the delivery end of a potato harvesting machine which is caused travel simultaneously length ways of several rows of potato plants to lift and to remove the lifted potatoes from the unwanted material, namely any accompanying soil, leaves and stems, and then to feed the thus harvested potatoes separated from the unwanted material onto a conveyor ⁇ vhich in turn lifts the potatoes above the side walls of a container, i.e., lorry/trailer which is moving along the field in synchronism with the advance of the potato harvester.
  • an elevator/conveyer system which transfers the harvested potatoes from the delivery end of a potato harvesting machine which is caused travel simultaneously length ways of several rows of potato plants to lift and to remove the lifted potatoes from the unwanted material, namely any accompanying soil, leaves and stems, and then to feed the thus harvested potatoes separated from the unwanted material onto a conveyor ⁇ vhich in
  • This conveyor conventionally is positioned so that its material delivery end clears the side walls of the container and as a result is positioned at such height that the potatoes need to free fall a considerable distance from the delivery end of the conveyor into the lorry trailer load receiving container etc.
  • the potatoes delivered at the start of a filling operation considerable free fall and are thus are thus likely to impact against the container floor and walls and also against previously deposited potatoes with considerable force thereby creating the real hazard of bruising the potatoes and/or otherwise damaging the potatoes.
  • damage can lead to ingress of fungi spores etc, with the consequential enhanced risk of initiating conditions for subsequent rotting of the potatoes.
  • a method of controlling the flow of material through a tubular chute including the step of varying at a predetermined location the available cross section available :for the passage of material required to travel through the chute.
  • a further aspect of the invention provides apparatus for controlling the flow of material through a tubular chute including means located externally of the chute adapted to vary at a predetermined location the cross sectional area of the chute available for the passage of material through the chute.
  • a method of controlling the flow of material through a tubular chute including the step of exerting external closure pressure upon the chute in such manner as to selectively vary the cross-section of the chute available for material to travel through the chute.
  • a crop handling/cushioning unit incorporating a crop delivery chute that is located at a first level adapted to deliver crop at a crop receiving position located at a lower level than said first level, and means for varying the cross-sectional area of the chute available for material introduced into the chute.
  • the means for varying the cross sectional area of the chute includes means for externally pressing opposing walls of the chute relative to each other in such manner as correspondingly to vary the internal cross section of the chute available for the passage of material/crop.
  • the means for pressing includes at least one roll, roller, pad or other pressing means adapted to press against the external surface of the chute in such manner as to displace opposing sides of the chute relative to each other thereby to vary the cross sectional throughput area of the chute
  • a material guide chute unit adapted for operational mounting to the material discharge region of an elevator/conveyor in such position as to cushion/constrain vertical displacement of a material delivery as it leaves contact with the elevator/conveyor for onward travel to a materia/crop receiving location at a level lower than the elevator/conveyor discharge region.
  • a crop cushioning unit is mounted to the discharge region of a crop elevator/conveyor and is adapted prevent discharge of the crop following delivery from the elevator/conveyer until the amount of crop discharge attains a predetermined quantity.
  • the quantity is defined by crop weight or volume.
  • the apparatus incorporates for each such material receiving container a flexible guide in the form of a material delivery chute that serves to direct falling material by way its material discharge mouth to the receiving position.
  • means are provided for selectively controlling the rate of discharge of material through a flexible guide in response to the presence of material introduced into the flexible guide whereby the risk of damage to a discharging crop is reduced.
  • control of the flow of material through the a flexible guide is in response to the weight of material delivered to the flexible guide, the arrangement being such that the material is constrained/prevented from being discharged from the flexible guide until the weight of the material attains a predetermined amount.
  • a preferred construction means are provided for displacing opposed walls at a predetermined location thereof with respect to the inlet of the a flexible chute like guide towards each other sufficiently to prevent material passing through the . chute at said location, there being arrangements for enabling/allowing the said opposed walls at said location to move apart when the amount of material delivered to the inlet of the chute attains a predetermined level.
  • the arrangements for allowing the material to pass through the chute are arranged to be response to the weight of material accumulating within the chute at said location, the arrangement being such that when the weight of the material reaches a predetermined amount the material is enabled to travel past said location.
  • apparatus for controlling the movement of material through a material delivery chute including means for moving opposed walls of the chute towards each other sufficiently to close the chute to material flow, and means responsive to a predetermined amount of material delivered to the chute to enable the walls to separate to allow passage of the material to the discharge end of the chute.
  • the means for moving the chute walls towards each other includes resiliency loaded pressure members that are caused to be displaced against the resilient loading thereof when the weight of the material introduced into the chute attains a predetermined weight.
  • the means for moving the chute walls includes a pair of rolls/rollers arranged to bear upon said opposed walls.
  • the means for moving the chute walls can include resiliently loaded pressure pads.
  • FIG. 1 is a schematic part front part side view from above of a trailer mounting a plurality of units incorporating the concepts of the invention
  • Figure 2 is a similar view to that of Figure 1 but from a different angle;
  • Figure 3 is a schematic end view of the apparatus of Figures 1 and 2 without parts of the trailer.
  • Figure 4 schematically illustrates a unit mounted to the delivery end of a material conveying elevator or conveyor, the unit incorporating the concepts of the invention and serving as a combined material cushioning means and guide chute (only a part being shown) for material delivered from the elevator/conveyor;
  • Figure 5 is an oblique view similar to that of Figure 4 illustrating the unit with chute omitted when is in an opened setting to allow material flow there through ;
  • Figure 6 is an oblique view of the unit of Figure 4 illustrating the unit with chute omitted when in its closed setting in which flow of material is prevented;
  • Figure 7 is a side view of the unit (chute omitted) as shown in Figure 6;
  • Figure 8 is an end view of the unit of Figure 6, the chute being omitted.
  • each container intended to receive material by way of an elevator/conveyer is provided with its own guide chute and the other in which a single guide chute is positioned at the material delivery region of a material elevator/conveyor so that a single chute becomes common, in usage to any container that is to receive material delivered by the elevator/conveyor.
  • FIG. 1 a trailer comprising a chassis 2 supporting a load receiving platform 3 and mounted from road running wheels 4.
  • the chassis 2 is provided with appropriate towing bar or like facilities 5 for attachment to a towing vehicle (not shown).
  • Conventionally such trailers 1 are constructed according to generally standard dimensions related to the primary intended usage function of the trailer and to the carrying capacity normally intended for such general use.
  • the load receiving platform 3 can be in the form of a flat top with shallow side rails and/or side panel facilities (not shown).
  • the platform is dimensioned so as to be able to mount a plurality of standard sized individual containers 6. Two such containers 6 are shown in Figure 2 in dashed lines. In practice, depending upon trailer size two, four, six to eight or more separate containers 6 of a size or sizes as commonly utilised in the handing crops of the kind above mentioned may be provided.
  • the containers 6 are required to be merely placed upon the trailer platform 3 for the purposes of filling and then to be subsequently transferred to a location at which the containers are removed from the trailer 1 for subsequent handling and to be replaced by a further batch of empty containers for subsequent filling.
  • apparatus of the invention embodiment illustrated is intended to be mountable to the trailer in the manner of an attachment for the trailer
  • apparatus of the invention can be used in conjunction with two or more trailers and, for example, transferred from one trailer to another whilst the trailers are 'in the field' thereby allowing a continuous movement of trailers with filed containers from the filed whilst crop harvesting continues.
  • the apparatus 7 of the invention is very schematically illustrated in the Figures 1 and 2 when placed upon the flat top trailer 1 and in more detail in the Figure 3
  • the apparatus 7 includes a support frame section 8 that is intended to rest upon the trailer platform 3 and a schematically represented crop cushioning framework section 9 that is mounted from the support frame section 8 in such manner as to be vertically displaceable between a lowered position and a fully raised position as will be discussed hereinafter.
  • the section 8 has associated therewith a number of vertical posts 11 located one at each end of the corners of the apparatus In the Figures 1 to 3 there are four such posts illustrated. These posts 11 serve to mount means 12 for enabling the lifting and lowering of the cushioning framework section 9.
  • the lifting and lowering arrangements can be mechanical or hydraulic. In the latter case the hydraulic power take off of a towing tractor may be utilised.
  • the Figures illustrate a lowered setting for the cushioning framework section 9.
  • the cushioning framework section 9 incorporates longitudinally directed side rails 13 and a central longitudinal rail 14, together with end and intermediate transverse rails 15. These rails effectively define, depending upon the number of transverse rails 15, a number of rectangular frameworks (one for each container). All of these rails 13, 4 and 15 are covered with cushioning material whose purpose is to reduce as much as possible the risk of damage to any material i.e., root crop, from being damaged by falling material striking the cushioning framework section 9.
  • the upper part of the cushioning framework section 9 is surrounded by a protective fencing/frame 16.
  • each such cushioned rectangular framework section 9 serves to mount a rectangular cross section material delivery chute 17 formed from a flexible plastics material .
  • the Figures illustrate the provision of eight such chutes 17 .
  • the inlet 18 to the chute 17 in practice connects with the associated rails of the cushioning framework section 9.
  • the length of the chute is such that the discharge end 19 of chute 17 can reach down closely to the trailer floor and thus close to the bottom of any container 6.
  • a longitudinally directed central cushioning rail 20 is provided within each chute ⁇ 17.
  • this rail 20 serves to prevent a direct fall of material downwards of the chute by ensuring that the material entering the chute 17 is substantially directed towards adjacent the chute walls so as enable the material to trickle/run down the walls of the chute and thus to be guided by the chute towards the receiving container 6
  • each chute Since it is required according to the invention to be able selectively to control flow of material through the chutes 17 provision is made for the cross sectional area of each chute to be reduced for the purposes of restricting material flow in a controlled manner. In the embodiment shown this is achieved by providing arrangements for enabling selective/restricted displacement of opposed walls of O each chute 17 towards and away from each other As will be understood the moving the chute walls closer to each other reduces the chute cross section available for the passage of crop material through the chute and by enabling the walls to move away from each other, i.e., return to their rest positions increases the cross sectional area, and thus crop throughput capability.
  • the longitudinally directed walls 21 and 22 of the chute 17 are arranged to be displaced relative to each other by means of cushioned rolls/rollers 23 that are carried by axles 24 that are supported at each end by one end of an arm 25 whose other end 26 is pivotally mounted to the end 27 of a second arm 28 that is mounted to a support bracket 29.
  • brackets 29 are connected to the cushioning frame section 9 by any convenient means. Conveniently they are located at a location where cushioned rails 20 that effectively act as fall breakers for material introduced into the mouth 18 of the chute have been installed within the chute
  • the left hand side of the Figure 3 illustrates the positions of the rolls/rollers when they have been moved to a position in which the chute walls 21 and 22 have been moved into contact with each other and thus effectively closing off the chute to the flow of any material there through.
  • the resilient loading of the rolls/rollers 23 is such that they are moved into a rest position/setting as is shown in the left hand side of the Figure 3 . That is to say the rest position of the rolls/rollers 23 is such as to prevent material introduced into the chute 15 from free fall through the chute 17 .
  • the rest position of the rolls/rollers 23 is such as to prevent material introduced into the chute 15 from free fall through the chute 17 .
  • this latter can be regarded as serving a cushioned break fall rail function whereby any crop or other material fed into the chute 17 builds up at this point and travels outwardly to move into contact with the chute walls 21 and 22.
  • the resilient loading of the rolls 23 can be by way of torsion springs located at the pivotal connection of. the arms 28 and 26 or by any other convenient means of resiliently loading the roll/roller carrying arms.
  • the positioning of the rolls/rollers can be by way of a hydraulic/pneumatic system involving appropriate rams to control the required settings of the rams selectively to vary the cross section of the chutes.
  • the chute 17 In use when material is introduced, by for example into a conveyor arrangement, into the chutes.
  • the material falls into the upper part i.e., mouth region 18 of the chute 17 and in view of the rest setting of the rolls 23, 24 the chute 17 is initially closed to material travel through the chute.
  • a suitable weight of root crop can be 25 Kilos of weight.
  • the weight value involved would be related, for example, to the nature of the crop involved and the specific requirements for rates of loading Once this weight has been reached the weight of deposited material/crop pushes the rolls 23 apart thereby enabling material in the chute to commence moving further down the chute.
  • the rolls/rollers 23 are progressively separated (in relation to crop material weight within the upper regions of the chutes) to increase the material flow path and the same time that the cushioning frame section 9 carrying the carried the chutes and rolls/rollers is raised vertically to lift the bottom 19 of the chute higher and higher with respect to the containers 6.
  • the apparatus of the invention can be used other than in relation to a trailer.
  • On we such other use is in the material feed path from an material delivery elevator/conveyor feeding material into a required position that may be located out of doors or within a building. For example where it may be desired to form a clamp or like mode for bulk storage of the material.
  • the apparatus of the invention could form part of the discharge region of a fall breaker breaker system.
  • the apparatus as so far discussed has involved the provision of a chute and associated rolls/rollers for each container position provided upon a trailer or the ⁇ e.
  • a single unit incorporating a chute and associated rolls/rollers is mounted to the delivery end of an elevator/conveyer in such manner that all material fed along the elevator/conveyer has to pass though a single chute.
  • the containers to be filled are successively positioned beneath the outlet end of the chute.
  • FIG. 4 a unit 31 incorporating the concepts of the invention is schematically illustrated in Figure 4 as being mounted/attached to the discharge mouth region of an elevator/conveyor 32 (not actually shown in any detail in Figure 4.)
  • the mounting of the unit 31 which is essentially a combined material/crop cushioning and chute feed apparatus to the elevator/co> ⁇ weyor can be rigid or pivotal to allow the unit to swing relative to the elevator/conveyor so that movements of the elevator/conveyor can be accommodated in situations where the elevator/conveyer may be bodily moveable for example in a crop yielding field.
  • the cushioning part of the unit 31 includes a rectangular main frame 33 provided with mounting brackets 34 by means of which the unit 31 can be attached to the mouth region of the elevator/conveyor 32 the mounting brackets being mounted to the main frame 33 by means of connecting elements 35 upstanding from the main frame.
  • the main frame 33 is conveniently formed from circular cross section tubing.
  • a rectangular box structure 33A depends from the underside of the main frame
  • this box structure includes walls 37 and side walls 38.
  • the end walls 37 are parallel to each other and are directed vertically downwards from the main frame and thus perpendicular to the plane of the main frame 33 whilst the side walls 38 are inwardly inclined thereby the provide with the end walls a chute like formation.
  • a centrally located cushioned bridging member 39 bridges the side walls 38 whereby the latter are stiffened/braced by the bridging member 39. ⁇ s may be noted from Figure 4 the bridging member 39 is located immediately beneath to point of the connection of the member to the elevator/conveyor mouth region.
  • the bridging member 39 is positioned immediately bererath the location at which load being transported by the elevator/conveyor will start to discharge from the elevator/conveyor.
  • the main frame 33 , the end walls 37, the side walls 38 and the bridging member 39 are covered by a crop cushioning layer if a soft material that offsets the risk of damage to any crop striking the layer.
  • the material is arranged such trtat any part of the unit 31 that is likely to be contacted by material/crop deposited thereupon is covered by a layer of such cushioning material.
  • the thickness of the cushioning layer is arranged to be of the appropriate thickness for its purpose and may thus vary in thickness.
  • the cushioning material on the main frame 33, the end walls 37, and the side walls 38 are covered by a layer of plastics material such as PVC which* is of such formation as to provide a cute that extends below the lower edges of trie side and end walls to form a crop delivery chute 40.
  • the plastics chute 40 can either be shaped as also to cover in the bridging member 39.
  • the bridging member can be mounted to the side walls 38 after the provision of the plastic covering chute, this latter method enabling a simpler construction to the chute 40.
  • a pair of elongate gripper rolls 41 extend lengthways of the side walls 38. The rolls are thus so positioned as to be able to press against the external longer walls of the chute 40 for the total side wall length thereof.
  • the grippers are carried by support arms 42 for pivotal movement with respect to the the ends of curved mounting bars 43 mounted to the end walls 37 of the unit 41, the curving of these bars being such as to reduce the separation between the pivot ends 44 of the support bars 43.
  • the pivotally mounted support arms 42 are resiliently loaded in such manner that the gripper rolls 41 are resiliently urged towards each other in such manner as to push from the outside the side walls of the chute 40 towards each other sufficiently to close off the lower end of the chute 40.
  • This resilient loading is conveniently by way of torsion springs 45 held in place by retaining nuts or the like 46 In other words the lower end of the chute is normally closed to prevent flow of 10 crop there through..
  • the interior of the unit and thus the upper part of the chute 40 fills with material/crop until the weight thereof causes the roll/rollers 41 to move apart apart thereby to allow the crop to discharge from the unit by way of the chute 40.
  • the chute region downstream of the rolls/rollers tends still to provide a restricted passage for the discharging crop so that the latter is continuously prevented from undergoing any significant free fall on its passage to a container, trailer etc.
  • the resilient loading of the rolls/rollers automatically acts so as to close-off the chute as soon as the material/crop weight above the rolls falls below the rolls operating weigh and remains closed until further crop is received from the elevator/conveyor.
  • the apparatus can take various forms in terms of the construction of the chute, its supporting arrangements and the mode of externally pressing the chute walls towards each other so as to reduce and/or shut off flow of material through the chute.
  • each gripper arrangement can be controlled by means of a hydraulic or pneumatic control system in which appropriate rams are used to displace the grippers in a required sense. Whilst such arrangements can readily be arranged to respond to the weight of material within the guide chutes the use of such alternative systems makes it readily possible to provided for additional or alternative control operation facility.
  • the control system for a hydraulic/pneumatic system could be controlled from any convenient location.
  • the controls for the hydraulic could be located within easy access of the driver of a vehicle, i.e., tractor and such that the grippers associated with the trailer could be separately operated and when required to be used..
  • control arrangements can additionally involve a facility of visual examination of the content of material within a guide chute enabling an operator to actuate a gripper operating arrangement as and when considered necessary following a visual inspection.
  • control(s) for the hydraulic/pneumatic arrangements can be located in the vicinity of the controls associated with the operation of the elevator/conveyor.
  • a convenient mode of level detection could involve the use of optical sensors connected to operate the controls for actuating the arrangements for operating the grippers.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chutes (AREA)

Abstract

L'invention concerne un appareil pour le contrôle de régulation de matière à travers un guide flexible en réponse au poids d'un matériau amené au guide flexible, l'agencement étant tel que la matière est contrainte et qu'on l'empêche de sortir du guide flexible jusqu'à ce que le poids de la matière atteigne une quantité prédéterminée, un moyen étant prévu pour rapprocher suffisamment les parois opposées du guide de type goulotte flexible pour que la matière se trouve à un emplacement prédéterminé par rapport à l'entrée du conduit, afin d'empêcher la matière de passer dans la goulotte audit endroit, d'autres agencements sont prévus permettant auxdites parois opposées audit endroit de s'écarter lorsque la quantité de matière distribuée à l'entrée du conduit d'éjection atteint un niveau prédéterminé.
PCT/GB2005/003885 2004-10-09 2005-10-07 Dispositif d'acheminement de matiere WO2006038032A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05791841A EP1809088A1 (fr) 2004-10-09 2005-10-07 Dispositif d'acheminement de matiere

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB0422480.4 2004-10-09
GB0422480A GB0422480D0 (en) 2004-10-09 2004-10-09 Material handling
GB0500476.7 2005-01-11
GB0500476A GB0500476D0 (en) 2005-01-11 2005-01-11 Material handling
GB0500984.0 2005-01-18
GB0500984A GB0500984D0 (en) 2005-01-18 2005-01-18 Material handling

Publications (1)

Publication Number Publication Date
WO2006038032A1 true WO2006038032A1 (fr) 2006-04-13

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Application Number Title Priority Date Filing Date
PCT/GB2005/003885 WO2006038032A1 (fr) 2004-10-09 2005-10-07 Dispositif d'acheminement de matiere

Country Status (3)

Country Link
EP (1) EP1809088A1 (fr)
GB (1) GB2418909B (fr)
WO (1) WO2006038032A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2422822A (en) * 2005-01-11 2006-08-09 Richard Larrington Crop delivery chute
GB0523622D0 (en) * 2005-11-21 2005-12-28 Larrington Richard Material handling
IT1403372B1 (it) * 2011-01-19 2013-10-17 Riva Sistema antischiacciamento per prodotti ortofrutticoli

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GB2418909A (en) 2006-04-12
GB0520438D0 (en) 2005-11-16
EP1809088A1 (fr) 2007-07-25

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