EP1661627B1 - Buse - Google Patents

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Publication number
EP1661627B1
EP1661627B1 EP20050110999 EP05110999A EP1661627B1 EP 1661627 B1 EP1661627 B1 EP 1661627B1 EP 20050110999 EP20050110999 EP 20050110999 EP 05110999 A EP05110999 A EP 05110999A EP 1661627 B1 EP1661627 B1 EP 1661627B1
Authority
EP
European Patent Office
Prior art keywords
nozzle
control
channel
housing part
bore
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP20050110999
Other languages
German (de)
English (en)
Other versions
EP1661627A1 (fr
Inventor
Joseph Marie Henrie Beeren
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
John Deere Fabriek Horst BV
Original Assignee
John Deere Fabriek Horst BV
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
Application filed by John Deere Fabriek Horst BV filed Critical John Deere Fabriek Horst BV
Publication of EP1661627A1 publication Critical patent/EP1661627A1/fr
Application granted granted Critical
Publication of EP1661627B1 publication Critical patent/EP1661627B1/fr
Active legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/16—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets
    • B05B1/1627—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets with a selecting mechanism comprising a gate valve, a sliding valve or a cock
    • B05B1/1636—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets with a selecting mechanism comprising a gate valve, a sliding valve or a cock by relative rotative movement of the valve elements
    • B05B1/1645—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets with a selecting mechanism comprising a gate valve, a sliding valve or a cock by relative rotative movement of the valve elements the outlets being rotated during selection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3026—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a gate valve, a sliding valve or a cock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • B05B15/658—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits the spraying apparatus or its outlet axis being perpendicular to the flow conduit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86501—Sequential distributor or collector type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87877—Single inlet with multiple distinctly valved outlets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87885—Sectional block structure

Definitions

  • the invention relates to a nozzle device of an agricultural field sprayer.
  • Agricultural spraying machines for applying liquid to a field are known in the art.
  • Such spraying machines can be designed as drawn syringes, as mounted spraying devices or as self-propelled spraying devices and have a sprayer boom equipped with nozzle devices.
  • the nozzle devices communicate with a spray line and may include one or more nozzles for dispensing the liquid.
  • the FR 2 655 571 A discloses a nozzle device connected to a spray line and having a plurality of nozzles equipped with a hand-rotating quick-change device for nozzles. Further, the nozzle device is provided with a biased diaphragm valve which opens a line to the nozzle as soon as a corresponding opening pressure in the nozzle device is achieved. The problem is that the valve opens only in response to the injection pressure and the nozzle device is thus actuated only in response to the prevailing injection pressure in the spray line.
  • the EP 932 448 B1 discloses a nozzle device having an inlet channel connected to a spray boom and an outlet channel connected to a nozzle. Furthermore, the nozzle device is provided with an electromagnetically switchable valve which connects the channels during an injection process. The problem is that the valve must be supplied during the entire injection process with an electrical switching current to dwell in the connection position.
  • EP 1 477 062 A1 discloses a section valve, which is switchable via a valve spool, which is displaceable via a motor-driven eccentric drive.
  • the valve disclosed herein is elaborately constructed and unsuitable for use with a nozzle device.
  • the object underlying the invention is seen to provide a nozzle device of the type mentioned, with which the above-mentioned problems are overcome.
  • a nozzle device of the type mentioned a housing part and an adjustable by foreign energy and can be brought into several control positions control to control the flow of a spray liquid from a spray line through a plurality formed in the housing part channels, wherein the control is designed such that it without supply dwelled by external energy in the control positions, wherein at least one connectable to the spray line of the spraying machine, a plurality of nozzles disposed on the housing part nozzle ports and a plurality of nozzles each connected to a nozzle connection are provided, and wherein the control in the housing part between the connectable to the spray line of the sprayer channel and is arranged connected to the respective one nozzle port channels, so that the respective channels are connected to each other by the control or separable from each other wherein a plurality of the housing il arranged nozzle ports and at least one to at least one nozzle port of the nozzle device leading channel are provided, and the control is arranged in the housing part between the connectable to the spray line of the spraying machine channel and connect
  • the control lingers without supply of external energy in the control positions.
  • the control element is preferably designed as a control valve. It is suggested that Form control as a ball valve, wherein the ball of the ball valve has at least one channel formed as a bore through which the channels formed in the nozzle device channels are connected to each other. For this purpose, the ball is brought into a corresponding control position, in which the openings of the channel formed in the ball are partially or completely covered with the openings of the channels formed in the Düsenvorrichtüng.
  • the ball valve is preferably mounted in a ball valve seat formed by ball sockets, wherein the ball valve seat is disposed within the nozzle device between the channels to be connected.
  • the ball valve can also with multiple branched channels or with be provided with a plurality of holes whose openings can connect several channels or a selection of channels with each other.
  • a T-shaped, star-shaped or also "three-legged" -shaped channel composite can be formed by which a plurality of channels can be connected or disconnected in different combinations with one another.
  • the control element is preferably used to connect a nozzle attached to the nozzle device with the spray line of a spray boom or to interrupt the connection. It is conceivable to integrate several control elements in the nozzle device.
  • the control can be brought by means of external energy or power-operated in different control positions or switched or adjusted.
  • the Aufbriwgen the foreign energy to adjust the control takes place automatically in the form of electrical, magnetic, pneumatic or hydraulic energy.
  • the control element is designed such that, as soon as it is brought into an adjustable control position, this set control position is maintained, without the control element or an adjusting means provided for adjusting the control element external energy in the form of electrical, magnetic, hydraulic or pneumatic energy is supplied. This can be done for example by frictional engagement between the control element and the nozzle device and / or by self-locking adjusting means with which the control element is adjustable.
  • a self-locking adjusting means may be formed, for example, as a spindle connected to the control, which changes the position of the control by turning and self-locking the control in his standstill Holding position.
  • the nozzle device may be formed with a plurality of channels, at least one of which is connected to the spray line of a syringe linkage. At least one further channel leads to a nozzle attached to the nozzle device, through which spraying liquid can be discharged.
  • the nozzle device may also be provided with a plurality of nozzles, which may be the same or different. In this case, a plurality of channels leading to a nozzle or even multiple channels leading to different nozzles may be formed in the nozzle device.
  • the spray quantity and / or the pointed jet shape can be varied and regulated.
  • the control element is arranged between the channel connected to the spray line of the spraying machine and at least one channel connected to a nozzle, so that the respective channels can be connected to one another or separated from one another by the control element.
  • control positions are adjustable, in which different channels with a channel leading to a spray line or several channels leading to one or more nozzles are simultaneously connected to a channel leading to a spray line.
  • the advantage here is that the nozzles connected to the nozzle device may have different outlet openings and different nozzles are automatically selected via the control.
  • control and several of the respective channels can be connected at the same time with a channel connected to the spray line.
  • Different switch combinations of the nozzles are conceivable with each other, so that, for example, the application rate is adjustable by adjusting the control by one or two or more nozzles simultaneously spray liquid.
  • control positions occupied by the control also have control position in which the flow is reducible between two channels, such that in such a
  • Control position only a portion of the liquid flow is passed.
  • control is actuated by means of a motor.
  • a motor for this are particularly controllable electric motors, which are connected via a spindle with the control.
  • the electric motor may be formed, for example, as a pulse-controlled stepper motor. Conceivable, however, are other types of electric motors that allow a finely adjusted adjustment of the control. If necessary, also reduction gear can be used to realize a fine adjustment of the control by a rotary or linear movement.
  • a nozzle device is particularly suitable for use on agricultural sprayers.
  • Such syringes for example Mounted sprayers, trailed sprayers or self-propelled sprayers, have a spray boom, which extends horizontally to the direction of travel of the syringe and to the ground.
  • the syringe linkage carries a spray line which extends along the syringe linkage.
  • the spray line is equipped with a plurality of nozzle devices, which are arranged distributed along the spray line over the entire width of the spray boom.
  • the spray line may be formed as a rigid tube, which is provided with a plurality of spray line holes through which spray liquid is passed into the nozzle devices.
  • Such a syringe linkage provided with nozzle devices according to the invention offers the advantage, in addition to the already mentioned advantages when using a nozzle device according to the invention, that due to the design of the nozzle device, each individual nozzle device is controllable and thus a more accurate width adjustment when dispensing spray liquid over a part width-controlled sprayer boom is made possible.
  • FIG. 1 shows a syringe linkage 6 of a spraying machine (not shown).
  • a syringe linkage 6 is used for example in agricultural sprayers, which may be trailed sprayers, mounted sprayers and self-propelled sprayers.
  • the syringe linkage 6 comprises a mounting frame 7 with which the syringe linkage 6 can be mounted on an injection molding machine.
  • the syringe linkage 6 has a spray line 8, which extends on both sides along the boom linkage 6.
  • the spray line 8 is fitted along the spray boom 6 with a plurality of nozzle devices 10. Through in the spray line 8 provided spray line holes (not shown), each nozzle device 10 is supplied with spraying liquid to be sprayed.
  • FIG. 2 shows a nozzle device 10 for a spraying machine, for example for an agricultural sprayer.
  • the nozzle device 10 has a fastening part 12, a nozzle carrier part 14 and a housing part 16.
  • the fastening part 12 has a bracket 18 which is connected via a hinge 20 with the housing part 16. Between the bracket 18 and the housing part 16, a circular recess 22 is formed. Via connecting bores 24, the bracket 18 and the housing part 16 can be screwed together.
  • the nozzle carrier part 14 has a plurality of nozzle connections 26, which are distributed uniformly over the circumference of the nozzle carrier part 14.
  • the nozzle carrier part 14 is socket-shaped and rotatably mounted on the housing part 16. Within the nozzle connections 26 in each case a connection bore 27 is formed, which lead into the interior of the nozzle carrier part 14.
  • the formation of the housing part 16 is particularly good in FIG. 3 to recognize.
  • the housing part 16 has a first bore 28 which, starting from the recess 22, leads vertically into the interior of the housing part 16. Inside the bore 28, a shoulder 30 is formed, through which the diameter of the bore 28 is reduced.
  • the housing part 16 has a second bore 32 which, starting from a region on which the nozzle carrier part 14 is rotatably mounted, leads horizontally into the interior of the housing part 16 and coincides with the bore 28.
  • a further bore 34 is formed, which represents a vertical passage through the wall of the housing part 16 in the horizontally extending bore 32.
  • a recess 36 is provided on the outside of the housing part 16, in which a ring seal 38 is embedded, which is sealingly engaged with the inside of the nozzle support part 14 and with the outside of the housing part 16 and the opening 39 with the bore 34 is aligned.
  • a cylindrically formed end stopper 40 is provided, which extends at the end located in the region of the nozzle support part 14 of the bore 32 into the bore.
  • the stopper 40 has a tubular portion 42, the wall 44 is provided in the region of the nozzle ports 26 with a through hole 46.
  • the through-hole 46 is disposed so as to be aligned with the bore 34 and the opening 39.
  • the stopper 40 is a on Housing part 16 formed annular groove 48 and formed in the annular groove 48 transverse bore 50 secured by means of a clamping connector 52 on the housing part 16.
  • the clamping connector 52 and the annular groove 48 are dimensioned such that at the same time the nozzle carrier part 14 is secured axially on the housing part 16.
  • a control element 54 in the form of a ball valve is arranged at the level of paragraph 30.
  • the control element 54 has two ball cups 56 formed as rings, which are fitted into the bore 28. Between the ball cups 56, a provided with a through hole 58 ball 60 is rotatably mounted.
  • a connection pipe 62 provided with a shoulder 61 is fitted in the bore 28, with a region 64 provided with the smaller diameter protruding into the recess 22.
  • the paragraph 61 is provided with a ring seal 65.
  • the larger diameter portion 66 of the connection pipe 62 is engaged with a ring seal 70 fitted in the wall of the bore 28 in an annular groove 68.
  • the ball 60 is fixedly connected to a control shaft 72 or spindle.
  • the adjusting shaft 72 is fixedly connected to a rotor (not shown) of a servomotor 74 formed as an electric motor, wherein the servomotor 74 is fixedly connected to the housing part 16 of the nozzle device 10.
  • the servomotor 74 is preferably bolted to the housing part (not shown).
  • the nozzle device 10 is attached via the fastening part 12 to the spray line 8.
  • the nozzle device 10 is provided with the intended for fastening recess 22 to the spray line 8, wherein the area 64 of Connecting pipe 62 projects into the spray line bore (not shown) of the spray line 8.
  • the arranged on the connecting pipe 62 ring seal 65 prevents leakage of spray liquid between a spray line bore and the connecting pipe 62nd
  • the cavity of the connecting pipe 62 forms a first channel 75, is guided by the spray liquid to the control element 54.
  • the remaining part of the bore 28 and the bore 32 of the housing part 16, the tubular portion 42 and the bore 46 of the connection plug 40, and the opening 39 in the annular seal 38 forms a second channel 76.
  • This second channel 76 is connectable by aligning the connection holes 27 with the opening 39 with the nozzle ports 26.
  • control element 54 is shown in a closed position. Ie. the wall of the ball 60 closes the openings of the first and second channels 75, 76, so that no spray liquid can reach the nozzle ports.
  • the through-bore 58 is brought into alignment with the openings of the first and second channels 75, 76, as in FIG FIG. 5 is shown.
  • the servomotor is driven accordingly and connected to the ball 60 associated adjusting axis 72 in accordance with rotation.
  • the actuator 54 in a complete (see FIG. 3 ) or in a partially open position become.
  • the control member 54 is rotated by less than 90 °, so that the openings of the first and second channels 75, 76 are only partially opened.
  • a throttle position can be achieved, through which a flow rate of spray fluid is adjustable.
  • the housing part 16 is provided directly with nozzle connections 26 and has no separate nozzle carrier part 14.
  • the housing part 16 has opposite to in the FIGS. 2 to 5 illustrated embodiments, a bore 28 which leads straight to the nozzle port 26, so that a second channel 76 'is formed solely by the bore 28.
  • the housing part 16 is provided with a further horizontally oriented bore 87 and with another vertically aligned bore 88, wherein the bore 87 is disposed at the level of the control element 54 and the bore 88 perpendicular to the bore 87 strikes, so that the holes 87th , 88 enclose a right angle.
  • a sealing plug 90 is provided, with which the horizontal bore 87 is laterally closed.
  • a third channel 91 is formed, which leads from the control element 54 to a nozzle connection 26.
  • the nozzle connections 26 are thus in each case connected to channels 76 ', 91, each of which leads separately to the control element 54 arranged in the housing part 16.
  • the control member 54 is also formed as a ball valve, in which case the ball 60 is formed adjacent to the through hole 58 with a further bore 92, such that the bores 58, 92 are t-branched with each other.
  • the openings of the Channels are arranged according to the bores 58, 92 of the ball 60.
  • channels 75, 76 ', 91 can be connected or disconnected in any combination.
  • This in FIG. 6 Example shown shows the connection of all three channels 75, 76 ', 91 together, wherein the first channel 75 through the connecting pipe 62, the second channel 76' through the bore 28 and the third channel 91 through the holes 87, 88 is formed.
  • the ball 60 By turning the ball 60 by a further 90 ° clockwise, for example, only the third channel 91 would be connected to the first channel 75.
  • the ball 60 By turning the ball 60 by a further 90 ° clockwise, only the second channel 76 ' would be connected to the first channel 75.
  • the second 76 'channel By rotating the ball 60 a further 90 ° clockwise, the second 76 'channel would be connected to the third channel 91 and both separated from the first channel 75, so that a spray liquid supply would be interrupted.
  • the ball 60 is driven in the same way as in the embodiment of the FIGS. 2 to 5 is described. Characterized in that by controlling the control element 54, the number of supplied with spray liquid channels 76 ', 91 and thus a number of spray liquid supplied with nozzles (not shown) is variable, also the application rate can be regulated without the outlet cross section of a nozzle by selecting a outlet larger or smaller nozzle to change. This is usually associated with a manual adjustment of a nozzle support part 14. By correspondingly partial rotation of the ball (less than 90 ° out of one, control position), opening cross-sections can furthermore be regulated, so that throttling of the flow can also be achieved in this exemplary embodiment.
  • nozzle ports 26 are provided, which are arranged uniformly about a bore 28 concentrically aligned axis 93.
  • dispensed with a nozzle support member 14 and the housing part 16 is formed with further holes 94 to 108.
  • the further holes 94 to 108 are corresponding to the holes 87, 88 off FIG. 6 educated.
  • a third, fourth, fifth and sixth channel 110, 112, 114, 116 are thereby formed, each of which leads from the control element 54 to the nozzle connections 26.
  • the holes 94, 96 form a third channel 110, the holes 98, 100 a fourth channel 112, the holes 102, 104 a fifth channel 114 and the holes 106, 108 a sixth channel 116 (see also FIG. 8 ).
  • the second formed by the bore 28 channel 76 '' is used in this embodiment to guide the adjusting axis 72 of the servomotor 74.
  • the servomotor 74 is disposed below the housing part 16 concentric with the axis 93 and connected via the adjusting axis 72 with the control element 54.
  • the control element 54 is likewise designed as a ball valve, wherein the ball 60 of the control element 54 has an angular bore 118.
  • the angular bore 118 is formed by two successive blind holes, so that a rectangular extending control channel is formed.
  • the angle bore 118 is further designed such that by turning the ball 60, the first channel 75 formed by the connecting pipe 62 with the third to sixth channel 110, 112, 114, 116 is connectable.
  • the ball can be adjusted in this way, either the third channel 110, or the fourth channel 112, or the fifth channel 114 or the sixth channel 116 is connected to the first channel 75.
  • the flow through one of said channels 110, 112, 114, 116 can be interrupted or reduced.
  • the nozzle connections 26 can be equipped with different nozzles, so that hereby a selection of the nozzles by turning the ball 60 or by driving, the control element 54 by the servomotor 74 can be achieved.
  • control element 54 in the form of a ball valve or spool valve, a power supply of the servomotor 74 is only necessary for adjusting the control 54. Once a control position is taken, the control position can be maintained without the supply of external energy, in these cases electrical energy.

Landscapes

  • Catching Or Destruction (AREA)
  • Special Spraying Apparatus (AREA)
  • Nozzles (AREA)

Claims (2)

  1. Dispositif de buse pour un pulvérisateur de cultures agricole, comprenant une partie de boîtier (16) et un élément de commande (54) pouvant être commandé par une énergie extérieure et pouvant être amené dans plusieurs positions de commande, pour la commande du flux d'un liquide de pulvérisation provenant d'une conduite de pulvérisation (8) à travers plusieurs canaux (75, 76, 76', 76", 91, 110, 112, 114, 116) réalisés dans la partie de boîtier (16), l'élément de commande (54) étant réalisé de telle sorte qu'il reste dans les positions de commande sans apport d'énergie extérieure, au moins un canal (75) pouvant être connecté à la conduite de pulvérisation (8) de la machine de pulvérisation, plusieurs raccords de buse (26) disposés sur la partie de boîtier (16) et plusieurs canaux (76, 76', 76", 91, 110, 112, 114, 116) connectés à un raccord de buse respectif (26) étant prévus, et l'élément de commande (54) étant disposé dans la partie de boîtier (16) entre le canal (75) pouvant être connecté à la conduite de pulvérisation (8) de la machine de pulvérisation et les canaux (76, 76', 76", 91, 110, 112, 114, 116) connectés à un raccord de buse respectif (26), de sorte que les canaux respectifs (75, 76, 76', 76", 91, 110, 112, 114, 116) puissent être connectés les uns aux autres par l'élément de commande (54), ou puissent être séparés les uns des autres, l'élément de commande (54) pouvant être actionné au moyen d'un moteur (74) et étant réalisé sous forme de soupape sphérique, de telle sorte que plusieurs des canaux (76, 76', 76", 91, 110, 112, 114, 116) connectés à un raccord de buse respectif (26) puissent être connectés simultanément au canal (75) pouvant être connecté à la conduite de pulvérisation (8) de la machine de pulvérisation.
  2. Tringlerie de pulvérisation (6) d'un pulvérisateur de cultures agricole, comprenant une conduite de pulvérisation (8) s'étendant le long de la tringlerie de pulvérisation (6), caractérisée en ce que la conduite de pulvérisation (8) est équipée de plusieurs dispositifs de buse (10) selon la revendication 1.
EP20050110999 2004-11-25 2005-11-21 Buse Active EP1661627B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200410056867 DE102004056867A1 (de) 2004-11-25 2004-11-25 Düsenvorrichtung

Publications (2)

Publication Number Publication Date
EP1661627A1 EP1661627A1 (fr) 2006-05-31
EP1661627B1 true EP1661627B1 (fr) 2009-05-13

Family

ID=35945100

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20050110999 Active EP1661627B1 (fr) 2004-11-25 2005-11-21 Buse

Country Status (8)

Country Link
US (2) US20060108456A1 (fr)
EP (1) EP1661627B1 (fr)
AR (1) AR053788A1 (fr)
AT (1) ATE431192T1 (fr)
BR (1) BRPI0505335A (fr)
CA (1) CA2527800C (fr)
DE (2) DE102004056867A1 (fr)
DK (1) DK1661627T3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012007074A1 (fr) 2010-07-16 2012-01-19 Amazonen-Werke H. Dreyer Gmbh & Co. Kg Corps à buses multiples doté d'une soupape à plusieurs voies
EP2522432A1 (fr) 2011-05-10 2012-11-14 Amazonen-Werke H. Dreyer GmbH & Co. KG Corps à buses multiples avec éclairage
EP2522433A1 (fr) 2011-05-10 2012-11-14 Amazonen-Werke H. Dreyer GmbH & Co. KG Corps à buses multiples avec éclairage

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DE102008009884B4 (de) * 2008-02-19 2018-01-04 Amazonen-Werke H. Dreyer Gmbh & Co. Kg Düsenkörper
DE102008002739A1 (de) 2008-06-27 2009-12-31 John Deere Fabriek Horst B.V. Spritzenvorrichtung und landwirtschaftliche Feldspritze mit einer solchen
US7971855B2 (en) * 2008-12-09 2011-07-05 Big Horn Valve, Inc. Stemless ball valve
US8132786B2 (en) 2008-12-09 2012-03-13 Big Horn Valve, Inc. Stemless ball valve
DE102010002802B4 (de) * 2010-03-12 2011-12-22 Reinhold Schulte Feldspritzsystem
FR2964577B1 (fr) 2010-09-10 2013-12-27 Exel Ind Systeme de commande pour engin agricole de pulverisation
US8490946B2 (en) 2011-01-21 2013-07-23 Big Horn Valve, Inc. Planetary gear valve
US8496228B2 (en) 2011-01-21 2013-07-30 Big Horn Valve, Inc. Planetary gear ball valve
US8851403B2 (en) * 2011-08-17 2014-10-07 Spraying Systems Co. Multiple discharge air induction spray nozzle assembly
US8844838B2 (en) * 2011-12-21 2014-09-30 Deere & Company Sprayer pulsing nozzle flow control using rotational step positions
US8919676B2 (en) * 2011-12-21 2014-12-30 Deere & Company Arrangement for switching nozzles on the go for controlling spray rate
US9073070B2 (en) * 2012-04-27 2015-07-07 Deere & Company Sprayer nozzle apparatus
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CA2527800C (fr) 2012-08-21
US20090184182A1 (en) 2009-07-23
US7861946B2 (en) 2011-01-04
ATE431192T1 (de) 2009-05-15
DE102004056867A1 (de) 2006-06-01
DE502005007267D1 (de) 2009-06-25
DK1661627T3 (da) 2009-08-24
EP1661627A1 (fr) 2006-05-31
US20060108456A1 (en) 2006-05-25
BRPI0505335A (pt) 2006-07-11
CA2527800A1 (fr) 2006-05-25

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