Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H1/00—Supports or magazines for piles from which articles are to be separated
  • B65H1/30—Supports or magazines for piles from which articles are to be separated with means for replenishing the pile during continuous separation of articles therefrom
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H1/00—Supports or magazines for piles from which articles are to be separated
  • B65H1/02—Supports or magazines for piles from which articles are to be separated adapted to support articles on edge
  • B65H1/025—Supports or magazines for piles from which articles are to be separated adapted to support articles on edge with controlled positively-acting mechanical devices for advancing the pile to present the articles to the separating device
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2405/00—Parts for holding the handled material
  • B65H2405/10—Cassettes, holders, bins, decks, trays, supports or magazines for sheets stacked substantially horizontally
  • B65H2405/12—Parts to be handled by user
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2601/00—Problem to be solved or advantage achieved
  • B65H2601/50—Diminishing, minimizing or reducing
  • B65H2601/52—Diminishing, minimizing or reducing entities relating to handling machine
  • B65H2601/521—Noise
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2701/00—Handled material; Storage means
  • B65H2701/10—Handled articles or webs
  • B65H2701/19—Specific article or web
  • B65H2701/1916—Envelopes and articles of mail

Definitions

• the invention relates to the field of unstacking of flat objects arranged in stack on edge, for example postal items, checks or banknotes, coupons, books, etc.
• the invention more particularly relates to a method for supplying flat objects with a flat objects unstacking device comprising a feed magazine in which flat objects arranged on edge and constituting a current stack of flat objects are moved in a certain direction. moving by a first pallet to an unstacking face of the unstacking device to be serialized.
• a first pallet moving by a first pallet to an unstacking face of the unstacking device to be serialized.
• at the rear of said first pallet is formed in said certain direction of displacement a second stack of flat objects disposed on edge using a second pallet mounted movable in said certain direction and manipulated said first and second pallets for reconstitute at the front of the first pallet according to said certain direction of movement the current stack of flat objects on edge with the flat objects on the edge of the second pile of flat objects.
• the unstacking device is more particularly a device by which the first flat object of the current stack of flat objects which is in contact with the unstacking face is ejected in a direction perpendicular to the direction of movement of the flat objects in the magazine. feeding so that the flat objects are serialized on singing one behind the other.
• the invention applies more particularly to the processing of large format postal items commonly called "flats" but can also be used for the processing of letters for example in a postal sorting machine.
• postal items to be sorted are generally brought to the entrance of the machine in bins where they are stored in pile on edge or flat (that is to say in packets).
• a tray filled with postal items is inverted on a worktop and an operator collects mail packages to store them in the feed magazine of a destacker of the sorting machine.
• Different methods are used to manipulate these packages of postal items in the food store, these methods mainly depending on the configuration of the food store and the habits and preferences of the operators handling the mail items.
• the sorting machine unstacker feed magazines have a so-called dynamic mailpiece storage area in that it consists of a horizontal conveyor belt (an endless conveyor belt extending horizontally) and a conveyor belt.
• movable paddle driven by a motor to move synchronously or not synchronized with the treadmill to push a current stack of mail items to be unstacked to the unstacker unstacking face.
• the pallet In general the pallet extends in a slightly inclined vertical plane to support the stack of postal items.
• the role of the operator is therefore to reconstruct the current stack of mail items that is pushed by the pallet.
• These two pallets comprise a first pallet 103 which faces the depilatory face of a destacker 105 and which pushes the current stack 106 of postal items and a second pallet 104 arranged behind the first pallet 103 in the direction D of moving postal items to the unstacking side.
• These two pallets are motorized in a synchronized manner and their displacement is synchronously linked to the movement of the conveyor belt 102 constituting the dynamic storage surface.
• the space left free between the two mobile pallets serves as a reserve area for the constitution of a stack of pending mail items 107.
• the handling of the items of mail consists of the operator, after having constituted the pile of waiting mailpieces 107 between the two movable pallets 104, 103, to lift the first pallet 103 to pass between the second pallet 104 and the stack of mailpieces pending 107 so that the current stack 106 and the stack waiting 107 are merged.
• the operator grabs the second pallet to move it backwards so as to release again a space between the two pallets constituting the reserve area.
• the operator is obliged to seize the postal items and carry them to bring them into the reserve area and can not drag them because the second pallet is on the passage between the bin containing shipments and the reserve area.
• the operator must at the same time concentrate his efforts on keeping on edge the postal items in the reserve area.
• US Pat. No. 4,052,052 discloses a device for grouping stacks of leaflets and introducing them into a book binding machine using motorized conveyors and inserts pushed by paddles coupled with springs. Such a device is too complex to be implemented in a postal sorting machine.
• Patent applications EP 1 322 538 and EP 1 322 537 also disclose trolleys which can be coupled to an unstacking system of a postal sorting machine for supplying postal items. These trolleys comprise two longitudinal guides arranged on either side of the mailpieces on edge, a longitudinal guide supporting two pallets for gripping a stack of postal items and the other longitudinal guide carrying a pallet intended to pass behind this pile of mailpieces. mailings to push it to the unstacking system after lifting the other two pallets. Such devices involve the manipulation of three different pallets. In addition, these pallets are arranged on either side of the storage magazine, which makes their handling inconvenient.
• the object of the invention is to provide a method for facilitating the introduction of postal items on the sorting machine and to design an ergonomic food store allowing an operator to introduce postal items in a postal sorting machine as quickly as possible with limited effort.
• the object of the invention is a method for supplying flat objects with a flat-object unstacking device comprising a feed magazine in which flat objects arranged on edge and constituting a current stack of flat objects are displaced. in a certain direction of movement by a first pallet towards an unstacking face of the unstacking device to be serialized and in which is constituted at the rear of said first pallet according to said certain direction of movement a second stack of flat objects arranged on singing using a second movable pallet mounted in said certain direction and wherein said first and second pallets are manipulated to reconstitute at the front of the first pallet along said certain direction of movement the current stack of flat objects on edge with the objects flat on the edge of the second pile of flat objects, characterized in that the store includes a static face and a dynamic surface extending along said certain direction, said dynamic surface being disposed between said surface static and the unstacking face, and in that it comprises the steps of:
• the first and second pallets can be advantageously moved with one hand.
• the second pallet serves as a support for forming a new pile of flat objects, and more particularly of postal items or large formats, to be attached to the current stack being unstacked.
• the constitution of this new stack of postal items, for example on a static storage surface, is easy and the combination of the two batteries can be performed by a simple gesture.
• said first and second pallets are moved together at the rear of the second stack of flat objects by a first movement substantially perpendicular to said certain direction of displacement and then by a second translational movement along said certain direction of displacement and finally by a third movement substantially perpendicular to said certain direction of movement but in opposite direction to the first translational movement;
• the invention also extends to a device for unstacking flat objects comprising a flat objects supply magazine with a first motorized pallet mounted on a longitudinal edge of the magazine and able to move in a certain direction of movement towards a unstacking side, a second pallet movably mounted on said edge of the magazine to be moved according to said certain direction of displacement, said second pallet being disposed at the rear of said first pallet according to said certain direction of movement, characterized in that said second pallet is freely movably mounted on said edge of the magazine and in that the magazine comprises a first flat-on-edge storage surface which is static and a second flat-on-edge storage surface which is dynamic and which is arranged between the first static storage surface and the unstacking face and that said second pallet is suitable to be moved in a direction opposite to said certain direction of movement of the dynamic storage
• the unstacking device further comprises the following features:
• said pallets are mounted in such a manner as to be displaced in a direction perpendicular to said certain direction of displacement and there is provided a junction device which secures said first and second vanes when they are moved together face-to-face in said direction perpendicular to said certain direction of displacement; said junction device is an opening formed in the first pallet and a stud disposed in the second pallet for being inserted into said opening when said pallets are face-to-face; said pallets are mounted on the edge of the magazine each via a corresponding pantograph extending in a plane substantially perpendicular to said certain direction of travel.
• the second pallet is articulated on the corresponding pantograph according to an axis of rotation perpendicular to said certain direction of movement to be retracted out of the magazine;
• the blocking means is activated at the end of a displacement of said second pallet according to said certain direction of displacement;
• said static storage surface is provided with a notched surface with locking notches, these non-return notches being more particularly semi-flattened arranged in several parallel rows;
• the pallets are each provided with a handling handle, the handles of the pallets being offset in a direction substantially perpendicular to said certain direction of movement.
• the device according to the invention simplifies and greatly facilitates the handling of the operator for the introduction of postal items in the machine so that the operator is less tired and the machine performance is improved.
• Figures 1 to 6 are perspective views of a feed store of a sorting machine at different stages of advancement of the method according to the invention.
• Figure 7 is a perspective view of the feed magazine of the sorting machine illustrated in the preceding figures with the second pallet in the retracted position.
• Figure 8 is a schematic top view of the feed magazine according to the invention.
• Figure 9 is a rear perspective view of the first pallet.
• Figure 10 is a rear perspective view of the second pallet.
• Figure 11 shows the pantograph and the inside of the second pallet.
• Figure 12 is a schematic representation of the junction device for securing the pallets.
• Figure 13 is a schematic representation of the locking means of the second pallet.
• Figure 14 shows very schematically a feed magazine of the prior art.
• FIG. 1 partially illustrates a postal sorting machine 1 with an ergonomically designed feed magazine, ie to facilitate the introduction of postal items into the sorting machine by the operator and to improve their performance.
• the sorting machine 1 comprises, from left to right in FIG. 1, a tray display 2, a feed magazine 3 with a static storage surface 4 and a dynamic storage surface 5, and an unstacking system or device 6.
• a tray display 2 with a static storage surface 4 and a dynamic storage surface 5
• an unstacking system or device 6 we will later use for the sake of simplicity the relative terms of forward or backward displacement, as well as relative terms of positioning in front or behind, these terms being understood according to the direction of movement of the postal items on the food store, represented by the arrow D, the front being on the side of the unstacking system 6 and the rear side of the tray display 2.
• the dynamic storage surface 5 comprises a conveyor belt 7 moving horizontally horizontally in the direction of displacement D towards an unstacking face of the unstacking system 6 and a first motorized movable pallet 8 advancing above the conveyor belt 7 in the direction of displacement D in the direction of the face of the unstacking system 6.
• the motorized movable pallet 8 has a flat front face facing the unstacking system 6 and is slightly inclined relative to the vertical, the distance between the front face of the pallet 8 and the unstacking system 6 increasing with height.
• the motorized movable pallet 8 holds and pushes against the postal items against, while they advance on the conveyor belt towards the unstacking system.
• the conveyor belt 7 and the movable pallet 8 have for example a common drive system which automatically manages their advance with servocontrol on unstacking of postal items, but can also be designed with individual drive systems dissociated to play on their respective travel speeds so that the postal items arrive as vertically as possible in front of the unstacking face.
• a first stack 9 of postal items 9 held on edge against the front face of the motorized moving pallet 8 advances in front of the mobile pallet 8 on the conveyor belt 7 in the direction of the unstacking system 6.
• the purpose of the invention consists in reconstituting this stack of postal items arranged in front of the movable pallet 8 in a simple manner.
• the first pallet 8 is more particularly illustrated in detail in Figure 9.
• a edge 52 of the pallet 8 facing the operator is provided with a handle 11 to facilitate its gripping and handling.
• the motorized moving pallet 8 is mounted on a pantograph 12 allowing a vertical translation movement of the pallet 8.
• the pallet 8 can thus be raised by the operator above postal items arranged on edge on the storage surface.
• the pantograph 12 is coupled to the pallet at the edge opposite the handle 11 and is mounted outside the storage surface so as to leave the storage surface free when the pallet is raised.
• a spring placed appropriately inside the pallet makes it possible to compensate for a part of the mass of the pallet in order to avoid excessive forces for the operator when lifting the pallet.
• the pallet moving in a vertical translational movement, the grip of the handle 11 is easy and this handle remains close to the body of the operator permanently, thus limiting its efforts.
• the pantograph is mounted on a rail 50 visible in FIG. 8 disposed on a longitudinal edge of the feed magazine and extending in the direction of displacement D set back from the storage surface.
• the pantograph 12, and therefore the pallet 8 can slide along the rail 50.
• the rail 50 passes more particularly through a groove 51 equipped with a guide formed in the structure of the pantograph 12.
• a clutch mechanism 54 coupled to the pantograph 12 engages the pantograph / pallet assembly on a motorized chain advancing along the rail, thus driving the pallet forward.
• the clutch mechanism further comprises a unidirectional pinion which allows an additional manual movement forward of the pallet but prevents a rearward movement of the pallet, this for a good retention of the items by the exercise of a forward pressure on shipments.
• a unidirectional pinion which allows an additional manual movement forward of the pallet but prevents a rearward movement of the pallet, this for a good retention of the items by the exercise of a forward pressure on shipments.
• the clutch mechanism 54 visible in FIG. 9, is more particularly constituted by a rod 56 fixed on one of the branches of the pantograph 12 and driving in vertical translation a pinion 58 mounted on a unidirectional ball bearing as a function of the displacement of the branch of the pantograph.
• the feed magazine further comprises a second pallet 13 disposed behind the first pallet 8 in the direction of displacement D.
• This second pallet 13, substantially identical to the first pallet 8 is shown in greater detail in FIGS.
• second pallet 13 is mounted on a pantograph 14 allowing a vertical translational movement thereof, the pantograph 14 being itself mounted so as to slide on the same rail 50 as the pantograph 12.
• the pantograph 14 does not include clutch mechanism so that the pallet 13 mounted on the pantograph 14 is not driven automatically forward when in the down position and can slide freely along the rail forward or backward according to the direction of displacement D by simple action of an operator handling the pallet by holding it by a handle 15 facing it, whether the pallet is in the up position or in the low position.
• This blocking system consists for example of a bent blade spring against which a stop 72 formed on the structure of the pantograph 14 acts.
• the pallet is then above the static storage surface 4, as shown in Figure 1.
• the static storage surface has a less adherent surface, that is to say perfectly slippery, and includes a verification space of the template of postal items and a space of accumulation of postal items.
• the surface of the accumulation space of mailpieces comprises locking notches 16.
• a line 17 drawn on the surface in the direction of displacement D serves as a reference mark for verifying the length of mailpieces to be inserted into the machine when they abut against a vertical wall 18.
• This vertical wall 18 has a particular height which serves as a reference for checking the height of postal items to be inserted into the machine.
• the template verification space further comprises an insert 27 for verifying the thickness of the postal items.
• a first stack 9 of postal mailpieces automatically advances on the conveyor belt 7 in front of the first pallet 8 in the lower position towards the unstacking system which serializes and sends one by one the postal items of the 9 battery inside the sorting machine.
• the second pallet 13 is retracted to the maximum on the feed magazine 5 in the low position and is therefore locked in the waiting position.
• a tray containing postal items to be inserted in the machine is then brought into the tray display 2 and reversed on the side, opening in front of the ramp 19.
• the operator who has both hands free, seizes a package of postal items he stands on edge on the space for the verification of the template of the postal items and aligns against the vertical wall 18, face perpendicular to the direction of movement D.
• the operator locates the out-of-gauge mail items, this is at say the postal items which pass beyond the line 17 and / or the vertical wall 18, and eliminates them from the sorting machine by throwing them into a hopper 20.
• This hopper 20 is disposed just behind the vertical wall 18 and comprises a slide that returns these off-size shipments into a recovery tank 21 disposed below the verification space of the template of postal items.
• the recovery tank 21 out of jig shipments so arranged is easily accessible and manageable by the operator.
• the pallet 13 remains in place without any intervention of the operator because it is blocked.
• These locking notches 16 or anti-sag notches thus prevent postal items from collapsing on the static storage surface.
• the material constituting the static storage surface must be very slippery to minimize the friction of the items sliding on it and thus the deterioration of postal items and efforts produced by the operator.
• the slippery surface of the mailpiece accumulation space is notched to allow forward mail to slide and to prevent the lower edge of the postal items from recoiling when they are resting against the face.
• the locking notches serving as stops or blocking the lower edges of postal items.
• Different types of locking notches 16 may be used, based on the principle of fish scales or seal skins. The locking notches are more particularly arranged in a matrix on the accumulation space of postal items.
• these locking notches are constituted by several rows of semi-punctured, for example three, extending in the surface parallel to the direction of displacement D.
• semi-punctured means a a sort of springboard formed in a metal sheet with a profile in the direction of displacement D in the shape of a right triangle, the front side being open.
• Three rows of semi-punctured are used rather than a single row with longer semi-punctured ones to prevent the consignments from getting stuck in the openings of the semi-punctured ones, if these openings are sufficient for a postal item to be placed there. inserts.
• each row has seven semi-flattened.
• the static storage surface is more particularly formed by an embossed sheet in order to limit the electrostatic interactions with the postal items.
• the semi-punctured are more particularly made by stamping in this sheet, that is to say by tearing the surface and deformation of the sheet to form the inclined surface. Such a method of manufacturing is particularly advantageous because it is simple and provides sharp notches, on which postal items can not slip backwards.
• the semi-punctured have for example a height of 3 mm for a length in the direction of displacement of 30 to 40 mm. A height of 3 mm is sufficient to retain the lower edges of postal items and the sliding slope of the semi-punctured is low enough not to hinder the forward sliding of shipments.
• the notches of the toothed surface therefore have a vertical profile in the direction of displacement D in the form of fish scales.
• the toothed surface could be formed simply by a stepped plate, or stepped, down in the direction of displacement D.
• a number of postal items then rest without any intervention by the operator against the rear face of the second pallet 13, on the static storage surface 4.
• the immobility of the pallet in the locked position and the static storage surface , as well as the presence of locking notches facilitates the singing arrangement of postal items and more particularly their alignment against a vertical wall.
• the force required to release is calculated to be slightly greater than the force exerted by postal shipments on edge pressing on the pallet and allow the formation of the second package of postal items without have to hand hold this second pallet.
• a pad 60 is arranged under the second pallet to allow the move with less effort.
• a junction device arranged on the pallets makes it possible to secure the two pallets when they are face-to-face, that is to say the front face of the second pallet against the rear face of the first pallet.
• This junction device 61 is more particularly described with reference to FIG. 12.
• a stud 23, also visible in FIG. 2, is arranged on the front face of the second pallet 13.
• This stud 23 has a directed hook-shaped end. upwards and is arranged to fit into an opening 62 arranged in the rear face of the first pallet 8. This opening is more particularly of oblong shape as can be seen in FIG. 9.
• a small plate 64 is arranged at inside the opening, in the upper part of the latter, so that when the two pallets are face-to-face and the operator raises the second pallet, the hook of the stud 23 catches the small plate 64 in the opening 62.
• the two vanes 8,13 are then secured and can be moved together in the air by handling only the second pallet 13 by the handle 15. It has been shown in Figure 3, the second puck The second stack of postal items 22 was pushed forward simultaneously with the second pallet 13, against the rear face of the latter. The stud 23 has then been introduced inside the opening 62.
• the second stack of postal items 22, as well as the second pallet, are on the dynamic storage surface 5 above the conveyor belt 7.
• the handles 11 and 15 of the first and second pallets are offset vertically relative to each other. The operator can thus bring the second pallet against the first pallet by holding it by the handle 15 without being disturbed by the handle 11. It does not at any time need to release the handle 15 to perform the next step of securing and simultaneously lifting the two pallets 8, 13, as shown in FIG. 4.
• the operator continues to maintain forward pressure on the second stack of postal items 22 with his left hand placed behind the second stack and raises the second pallet by holding it by the handle 15.
• the hook of the pin 23 then catches the small plate 64 in the opening, which secures the two pallets 8,13 in upright. By this simple gesture, the operator raises the two pallets above the postal items.
• the operator then returns the two pallets 8, 13 in the lower position behind the second stack of postal items 22, as shown in FIG. 5, by passing the two pallets secured above the second stack of postal items 22.
• the two batteries 22,9 can be joined by action of the operator pushing with his left hand the second stack forward when the two pallets 8,13 are raised.
• the second pallet can be retracted and locked out of the passage of postal items on the feed magazine.
• This configuration makes it possible to insert postal items into the machine using only the first pallet, as is known from the prior art.
• the pantograph 14 is more particularly mounted on a hinge 24 so that the pallet can be moved in rotation from the retracted position to the working position and vice versa.
• a cleat 25 makes it possible to block the second pallet in one position or in another.
• the second pallet 13 is more particularly locked in the retracted position by insertion and rest of the lower edge of the pallet in a groove of a blocking support 66 as can be seen in FIG. 7.
• FIG. 10 shows in more detail the second pallet 13.
• the pantograph 14 carrying the pallet 13 is mounted on a support structure 68 comprising a vertical hinge 24 around which the pantograph 14 and the pallet 13 can rotate.
• the pallet is locked in the position of use on the feed magazine by means of a catch 25 inserted inside a bore formed in the element of the hinge 24 carrying the pantograph 14.
• the stopper 25 is pushed and held within said bore by means of a compression spring.
• the support structure 68 further comprises a recess 70 in the direction of movement and within which is fixed the rail 50 so that the pallet slides along the rail.
• the support structure 68 further includes a stop 72 extending vertically below the structure 68.
• This stop 72 allows the blocking of the pallet above the static storage surface and more particularly just in front of the locking notches in the direction of travel.
• the locking system 80 is constituted by an angled leaf spring 74 mounted on a frame 76 of the sorting machine and constrained by the stop 72 mounted on the movable support structure 68 of the pantograph 14.
• the stop 72 is pressed against the front portion of the blade 74 so that the blade deviates from the passage and allows the stop which comes to lock between the rear portion of the blade and the frame.
• Sufficient pressure must be exerted forward to separate the blade 74 from the passage of the stop 72 and release the pallet.
• a damping system may further be provided to prevent the structure of the pallet 13 from striking too strongly against the frame 76.
• FIG. 11 shows in more detail the constitution of the pantograph 14 of the pallet 13.
• the pantograph 14 consists of two bent branches 82 fixed on fixed hinges 84 each at one end in the pallet and at the other end on the structure 68 Such a pantograph 14 allows a translational movement of the pallet 13 or more. particularly a movement of the pallet with the lower edge of the pallet moving parallel to the surface of the feed magazine 3.
• a compensation spring 86 is arranged between the two branches 82 of the pantograph 14 so as to load when the pallet is lowered and unloaded when the pallet is raised. This compensation spring partially compensates for the weight of the pallet so that the effort to be provided by the operator to lift the pallet is reduced.
• Figures 1 to 7 show a noise hood 26 disposed at the entrance of the unstacking system 6 to reduce the noise generated by unstacking postal items.
• This hood is stretchable on the feed magazine 3 or retractable in the unstacking system 6.
• a magnet is attached to the pantograph 12 of the first pallet 8 and attracts a metal element arranged in correspondence on the noise-reducing hood.
• this first pallet couples to the noise-canceling hood by means of the magnet, pushing the hood into the unstacking system as it moves forward and pulls the hood over the system. unstacking when raised and retracted.
• the noise hood will automatically come off the pallet when stretched to the maximum. Coupling the displacement of the noise hood to the displacement of the first pallet makes it possible to limit the noise due to unstacking as much as possible without the operator's particular intervention.
• the front face of the first pallet (see FIGS. 1 to 7) as well as the rear face of the second pallet (see FIG. 10) each comprise sliding strips 10. These sliding strips 10 promote the sliding of postal items directly supported against and therefore facilitates the lifting of the pallets 8,13 above the piles of mailpieces 9,22 during the step shown in FIG. 4. The mailing of the pile end pressed against the face of the The pallet will not be lifted with the lifting of the pallet, which could lead to disruptions in the order of introduction of shipments or difficulties in assembling the first and second stacks of mail.
• the rear face of the first pallet 8 is also provided with sliding strips 10 (see FIG. 9), this rear face can indeed be used when the first pallet is used alone, that is to say that the second pallet is retracted, to form a sending stack intended to be united with the sending stack arranged against the front face of the same pallet, by lifting this pallet.
• the rear face of the second pallet is slightly inclined relative to the vertical, the bottom of this rear face being further away from the unstacking device than the top, contrary to this which is visible in the figures.
• Such inclination facilitates the maintenance of postal items during the preparation phase of the second package of mail items on the space of accumulation of postal items or static notched storage area.
• the motorization of the treadmill and the first motorized movable pallet can be dissociated to improve the disposition of postal items when they arrive in front of the unstacking face.
• pallets releasing the passage on the feed magazine by a vertical translation movement but pallets can also be designed to be pulled by the operator in a horizontal translational movement. Pallets may also be designed to release the passage through the rotational feed magazine as is known from US Patent 5,829,742.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Sheets, Magazines, And Separation Thereof (AREA)
• De-Stacking Of Articles (AREA)
• Stacking Of Articles And Auxiliary Devices (AREA)
• Sorting Of Articles (AREA)
• Warehouses Or Storage Devices (AREA)
• Devices For Checking Fares Or Tickets At Control Points (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=37684934

Family Applications (1)

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• 2006
  • 2006-07-06 FR FR0652832A patent/FR2903393B1/fr not_active Expired - Fee Related
• 2007
  • 2007-05-30 EP EP07766118A patent/EP2041008B1/de not_active Not-in-force
  • 2007-05-30 AT AT07766118T patent/ATE457015T1/de not_active IP Right Cessation
  • 2007-05-30 ES ES07766118T patent/ES2339896T3/es active Active
  • 2007-05-30 CA CA002657486A patent/CA2657486A1/fr not_active Abandoned
  • 2007-05-30 DE DE602007004671T patent/DE602007004671D1/de active Active
  • 2007-05-30 WO PCT/FR2007/051351 patent/WO2008003878A1/fr active Application Filing
  • 2007-05-30 US US11/912,187 patent/US20090304489A1/en not_active Abandoned
  • 2007-05-30 CN CNA2007800243336A patent/CN101479174A/zh active Pending
• 2008
  • 2008-12-23 NO NO20085372A patent/NO20085372L/no not_active Application Discontinuation

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