EP3326962A1 - Verfahren und füllvorrichtung zum kontaktfüllen eines artikels mit einem schüttfähigen produkt - Google Patents

Verfahren und füllvorrichtung zum kontaktfüllen eines artikels mit einem schüttfähigen produkt Download PDF

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Publication number
EP3326962A1
EP3326962A1 EP16306552.7A EP16306552A EP3326962A1 EP 3326962 A1 EP3326962 A1 EP 3326962A1 EP 16306552 A EP16306552 A EP 16306552A EP 3326962 A1 EP3326962 A1 EP 3326962A1
Authority
EP
European Patent Office
Prior art keywords
filling
article
chamber
pressure
pourable product
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.)
Withdrawn
Application number
EP16306552.7A
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English (en)
French (fr)
Inventor
Stefano d'Errico
Stefano PINI
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.)
Sidel Participations SAS
Original Assignee
Sidel Participations SAS
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Filing date
Publication date
Application filed by Sidel Participations SAS filed Critical Sidel Participations SAS
Priority to EP16306552.7A priority Critical patent/EP3326962A1/de
Priority to PCT/EP2017/078284 priority patent/WO2018095715A1/en
Publication of EP3326962A1 publication Critical patent/EP3326962A1/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
    • B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
    • B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
    • B67C3/22—Details
    • B67C3/28—Flow-control devices, e.g. using valves
    • B67C3/287—Flow-control devices, e.g. using valves related to flow control using predetermined or real-time calculated parameters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
    • B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
    • B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
    • B67C3/22—Details
    • B67C3/28—Flow-control devices, e.g. using valves
    • B67C3/287—Flow-control devices, e.g. using valves related to flow control using predetermined or real-time calculated parameters
    • B67C3/288—Flow-control devices, e.g. using valves related to flow control using predetermined or real-time calculated parameters using master-slave controls

Definitions

  • the present invention relates to a method and to a filling device for contact filling an article with pourable product, in particular a carbonated pourable food product such as beer or mineral water.
  • Filling machines comprising a filling station, which is fed at the input with empty articles, and supplies at the output articles filled with the pourable product.
  • the filling station substantially comprises a carousel conveyor rotating about an axis of rotation; a tank containing the pourable product; and a number of filling devices fluidly connected to the tank and fitted to the conveyor, radially outwards of the axis of rotation of the conveyor.
  • the conveyor comprises a number of supports for positioning the mouths of the relative articles beneath the respective valves, and for moving the relative articles along an arc-shaped path about the axis of rotation and integrally with the respective valves.
  • Each support is also movable parallel to a respective second axis, which is parallel to and spaced from the axis of rotation of the carousel, between a lowered rest position and a raised operative position.
  • Each filling device substantially comprises a fastening body for attachment to the conveyor and defining a filling chamber connected fluidly to the tank, and a filling head fitted to the relative fastening body.
  • Each filling head comprises, in turn, a first fluidic line which extends from the tank to the mouth of the respective article, and a shutter movable inside the chamber between a closed position cutting off flow of the pourable product along the first fluidic line, and an open position connecting the chamber fluidly to the mouth to allow flow of the pourable product along the first fluidic line.
  • each filling head comprises a second fluidic line, which extends between the tank or a collector filled with a gas and the inner volume of the article and is configured to allow the pressurization of the article before the filling thereof and the return of the gas contained inside the article, during the filling thereof.
  • Each support receives the respective empty article to be filled at an inlet station of the arc-shaped path and discharges the filled articles at an outlet station of the arc-shaped path. Furthermore, each article is filled by relative filling head with the pourable product, as it is advanced by relative support along the arc-shaped path.
  • each support is arranged in the respective lowered rest position at the inlet station and the outlet station of the arc-shaped path.
  • the relative mouth is spaced along respective second axis from the body of the relative filling device.
  • Each support is arranged in the relative raised operative position along the arc-shaped path. Due to the fact that each article is contact filled by relative filling device, it is arranged in tight-fluid contact with the body of relative filling device along the arc-shaped path.
  • volumemetric filling i.e. to fill the article with a given volume of pourable product.
  • WO-A-2005/080202 and US 5,273,082 disclose a filling station with a "master" filling valve provided with a flow-meter and a plurality of "slave” filling valves without flow-meters.
  • the "slave" filling devices comprise respective shutters, which are kept in the respective open positions for respective time intervals.
  • the flow-meter of the "master" filling device is connected to a control unit, which determines, on the basis of the volume measured by the flow-meter, the time intervals of the shutters of the "slave” filling devices.
  • the "slave” filling devices carry out a "time-controlled filling", which is controlled on the basis of a “volumetric filling” carried out by the "master” filling device.
  • the present invention also relates to a filling device for contact filling an article with a pourable product, as claimed in claim 13.
  • number 100 indicates a filling station for contact filling a plurality of articles, hereinafter referred to as containers 2a, 2b with a pourable product, especially a carbonated food pourable product, beer in the embodiment shown.
  • Filling station 100 substantially comprises:
  • Each container 2a, 2b comprises, in a known manner,:
  • filling device 1b In the following of the description, only one filling device 1b will be described in detail, being all filling devices 1b identical to one another.
  • Filling device 1b is shown in Figures 1 to 10 .
  • Filling device 1a is similar to filling device 1b and is shown only in Figures 31 and 32 .
  • filling device 1b substantially comprises:
  • Tank 13 is filled, in the embodiment shown, with the pourable product and with an aeriform, carbon dioxide in the embodiment shown.
  • Support 20 is movable parallel to axis A between:
  • container 2b When support 20 is in the raised operative position, container 2b preferably undergoes the following operations according the so-called contact filling modality:
  • Filling device 1b further comprises:
  • fluidic line 19 extends between opening 14 and a collector distinct from tank 13 and filled with the pressurizing gas.
  • valve 22 can be selectively set either in:
  • valve 22 is set in the respective open position, during the pressurization step of container 2b ( Figure 4 ) and the filling step of container 2b while it is set in the respective closed positions during the vacuum-generation step and during the de-pressurization step ( Figures 7 to 9 ).
  • Body 10 further comprises:
  • Valve 42 is set in the open position, during the depressurization step of container 2b while is set in the closed position while the other operations are carried out on container 2.
  • body 10 comprises:
  • Valve 52 is set in the open position during the vacuum generation step of container 2b; and is set in the closed position during the other operations on container 2b.
  • Filling device 1a, 1b further comprises a control unit 60b, which is programmed to set valve 22, 42, 52 and shutter 15 in respective open positions or closed positions.
  • Only filling device 1a further comprises a flow-meter 45 ( Figure 31 ), which is arranged along fluidic line 11 and upstream of shutter 15, with reference to the advancing direction of the pourable product from tank 13 to container 2a.
  • Flow-meter 45 is adapted to measure the flow - and, therefore, the quantity - of pourable product filled inside container 2b, when shutter 15 is in the open position.
  • control unit 60b is programmed to estimate volume Vb2 of container 2b before the filling thereof, and the empty volume Vbres2 of container 2b after the filling thereof.
  • filling device 1b comprises:
  • valve 71 When it is set in the open position, valve 71 establishes a fluidic connection between chamber 70 and filling mouth 14 and, therefore, between chamber 70 and container 2b.
  • valve 71 When it is in the closed position, valve 71 prevents the fluidic connection between chamber 70 and filling mouth 14 and, therefore between chamber 70 and container 2b.
  • valve 71 is interposed between filling mouth 14 and chamber 70 along fluidic line 11.
  • volume VI of chamber 70 is smaller than volume Vb2 of respective container 2b.
  • valve 22 When valve 22 is set by control unit 60a, 60b in the open position ( Figures 2, 4, 5 and 6 ), chamber 70 is fluidly connected with tank 13.
  • valve 22 When valve 22 is set by control unit 60b in the closed position ( Figures 1 , 3 and 7 to 10 ), chamber 70 is fluidly isolated from tank 13.
  • Filling device 1b also comprises a sensor 73 which is adapted to measure the pressure inside chamber 70.
  • sensor 73 is arranged at chamber 70 and has a sensible element arranged inside chamber 70.
  • control unit 60b is programmed, when shutter 15 is in the closed position and before the filling of container 2b to:
  • control unit 60b is programmed to estimate actual volume Vb2 of containers 2b on the basis of volume V1 of chamber 70; pressures p2, p1 existing in chamber 70 and containers 2b respectively when they are fluidly isolated form one another; and equalizing pressure pT existing in both chamber 70 and container 2b when they are fluidly connected with one another.
  • pressures p1, p2 and pT sensed by sensor 73 in each of the step shown in Figures 1 to 10 are indicated inside the schematic representation of control unit 60b.
  • pressure p2 is the pressure existing in both chamber 70 and container 2b due to the previous not-shown operations
  • pressure p1 is the pressure existing inside tank 13.
  • Pressure p1 is higher than pressure p2 and equalizing pressure pT is lower than pressure p1 and higher than pressure p2.
  • pressure p1 is identical or really close to the pressure inside tank 13 and pressure p2 is identical or really close to the pressure inside discharge collector 41.
  • control unit 60b is programmed to subsequently:
  • Formula (3) can be derived by the fact that container 2a, 2b remains at pressure p2 when valve 22 is set in the closed position by control unit 60b ( Figure 1 ).
  • Formula (4) can be derived by the fact chamber 70 is pressurized at pressure p1 when valve 22 is set in the open position by control unit 60a ( Figure 2 ).
  • Control unit 60b is also programmed to subsequently:
  • control unit 60b is programmed to set shutter 15 of filling device 1b in the closed position after a time interval ⁇ t has lapsed.
  • Control unit 60b is also programmed to set valves 22 and 71 in the closed position and valve 42 in the open position ( Figure 7 ).
  • chamber 70 is pressurized again at pressure PI existing in tank 13 and the aeriform contained in empty portion of container 2b is discharged in collector 41, thus de-pressurizing for a first time container 2b itself.
  • the pressure inside container 2b equals pressure p2.
  • control unit 60b After depressurization of container 2b control unit 60b sets valve 71 in the open position and valve 42 in the closed position, so as to generate equalizing pressure pT in chamber 70, filling mouth 14 and empty volume of container 2b (see Figure 8 ). Pressure pT is sensed by sensor 73.
  • Control unit 60b is also programmed to set valve 42 in the open position, so as to completely de-pressurize empty portion of container 2b and discharge the aeriform contained in chamber 70 and empty portion of container 2b in collector 41 and to reduce the pressure in chamber 70 and empty portion of container 2b up to value p2 ( Figure 9 ) .
  • Pressure p2 is sensed by sensor 73.
  • Formula (7) can be derived by the fact that container 2b is de-pressurized at pressure p2 when valves 42, 71 are set in the open position by control unit 60b ( Figure 9 ).
  • Formula (8) can be derived by the fact chamber 70 is pressurized at pressure p1 when valve 22 is set in the open position by control unit 60b ( Figure 7 and 8 ). Thus, chamber 70 remains at pressure p1 when it is fluidly isolated from tank 13 and empty volume of container 2b.
  • control unit 60b is programmed to set valves 22, 71, 42, 52 in the respective closed position and to release filled container 2b.
  • control unit 60b of filling device 1b is programmed to keep shutter 15 in the open position for time interval ⁇ t.
  • shutter 15 of filling device 1b is controlled not on the basis of a given flow Q but on basis of a given time interval ⁇ t.
  • Control unit 60b is programmed to store a current value of time interval ⁇ t, to store a value desired amount of pourable product, and to keep shutter 15 in the open position for time interval ⁇ t during the filling of container 2b.
  • control unit 60b is programmed for updating the current value of time interval ⁇ t on the basis of the difference between the actual filling volume and the desired filling volume of container 2b, after the filling of container 2b itself.
  • control unit 60b is also programmed for updating the current value of time interval ⁇ t, every time filling device 1b fills a new container 2b.
  • control unit 60b is programmed for setting an initial value of current time interval ⁇ t, on the basis of the time required to actually fill volume of container 2a with a desired volume and measured by a flowmeter 45 of filling device 1a.
  • filling device 1a acts as a "master” filing device while filling device 1b acts as a "slave” filling device.
  • time interval ⁇ t is updated every time a new container 2b has been filled up to when the difference between the actual filling volume and the desired filling volume of container 2b is less than a threshold value
  • control unit 60b is programmed, every time new container 2b is processed by filling device 1b, to:
  • Filling device 1a is shown in Figure 31 and will be described hereinafter only as far as it differs from filling device 1b; corresponding or equivalent parts of filling devices 1a, 1b will be indicated where possible by the same reference numbers.
  • filling device 1a differs from filling device 1b for not comprising chamber 70 and valve 71.
  • filling device 1a differs from filling device 1b for comprising flowmeter 45 arranged along fluidic line 11 and operatively connected to control unit 60a.
  • control unit 60a is programmed for displacing shutter 15 from the closed to the open position after flowmeter 45 has detected that a desired amount of pourable product has filled container 2a.
  • Control unit 60a is also programmed for transmitting to control unit 60b a signal associate to the time interval along which shutter 15 has been kept in the open position.
  • Supports 20 are driven in rotation by carousel, receive relative empty containers 2a, 2b at an inlet station (not-shown), convey relative containers 2a, 2b along an arc-shaped trajectory, and output filled containers 2a at an outlet station (not-shown).
  • each support 20 is arranged in the relative rest position at inlet station and at the outlet station, and moves from the relative rest position to the lowered position and vice-versa along the arc-shaped trajectory.
  • Filling station 100 further single collectors 41, 51 for all filling devices 1a, 1b.
  • the operation of the station 100 will be described with reference to filling device 1a and only one filling device 1b and to relative containers 2a, 2b.
  • filling device 1a, 1b The operation of filling device 1a, 1b is in the following of the present description described separately only for the sake of clarity, being it clear that filling device 1a, 1b operate substantially simultaneously on relative containers 2a, 2b.
  • filling device 1a acting as "master” filling device fills container 2a with a desired volume and control unit 60a generates a control signal for control units 60b of filling devices 1b which acts therefore as “slave” filling device ( Figure 32 ).
  • filling device 1a Very briefly, the operation of filling device 1a can be summarized in this way:
  • filling device 1b Refer briefly briefly, the operation of filling device 1b can be summarized in this way:
  • support 20 is in the operative position and mouth 3 of empty container 2b is tight-fluid contact with opening 14 and body 10.
  • control unit 60a sets shutter 15, 22, 42, 52 in the closed position and valve 71 in the open position.
  • the pressure inside chamber 70 is pressure p2, which corresponds to the pressure from the previous operations of filling device.
  • valve 71 is set in the open position, pressure p2 is generated also in container 2b and sensed by sensor 73.
  • control unit 60b sets valve 22 in the open position and valve 71 in the closed position.
  • chamber 70 is fluidly connected to tank 13 and pressurized at pressure p1 while container 2b is fluidly isolated from chamber 70 and remains at pressure p2.
  • sensor 73 senses pressure p1 inside chamber 70.
  • control unit 60b sets valve 22 in the closed position and valve 71 in the open position.
  • chamber 70 is fluidly connected to container 2b.
  • Chamber 70 and container 2b reach an equalization pressure pT which is sensed by sensor 73.
  • Control unit 60b estimates volume Vb2 of container 2b on the basis of volume VI of chamber 70, pressures p1, p2 and equalizing pressure pT.
  • control unit 60b sets also valve 22 in the open position.
  • the gas contained in tank 13 at pressure p1 flows along fluidic line 21 and pressurizes container 2b.
  • control unit 60b sets also shutter 15 in the open position ( Figure 5 ).
  • the pourable product contained in tank 13 flows along fluidic line 11 inside container 2b, up to when flow-meter 45 detects that the corrected amount of pourable product has filled container 2a.
  • control unit 60b sets shutter 15 in the closed position ( Figure 6 ) and the filling of container 2b is completed.
  • control unit 60b sets valves 22, 71 in the respective closed positions ( Figure 7 ) and sets valve 42 in the open position.
  • pressure p1 is generated in chamber 70 while the pressure in empty volume of container 2b decreases.
  • Sensor 73 senses pressure p1.
  • container 2b is depressurized for a first time at pressure p2.
  • Control unit 60b then sets valve 71 in the open position and sets valve 42b in the closed position.
  • chamber 70 is fluidly connected to empty volume of container 2b.
  • Chamber 70 and container 2a are isolated from tank 13 and collectors 41, 51 and reach an equalization pressure pT which is sensed by sensor 73 ( Figure 8 ).
  • control unit 60a sets valve 42 in the open position. In this way, pressure p2 is generated inside chamber 70 and empty volume of container 2b ( Figure 9 ).
  • control unit 60b estimates volume Vbres of empty volume of empty portion of container 2b on the basis of volume VI of chamber 70, pressures p1, p2 and equalizing pressure pT.
  • pressure p2 inside container 2b is sensed in the condition of Figure 9 , but is substantially identical to pressure p2 inside container 2a in the condition of Figure 6 .
  • Control unit 60b estimates actual volume of pourable product inside containers 2b as Vb2-Vbres2 ( Figure 32 ).
  • control unit 60b memorizes a desired value of the volume of pourable product to be filled in container 2b and keeps open shutter 15 during the filling step ( Figure 5 ) for current time interval ⁇ t.
  • control unit 60b sets an initial value for time interval ⁇ t on the basis of the time interval needed to filling device 1a to fill containers 2a with the desired volume and provided by control unit 60a.
  • control unit 60b estimates the actual volume Vb2 of container 2b ( Figures 4 and 32 ) and the actual volume Vbres of empty portion of container 2b ( Figures 9 and 32 ).
  • Control unit 60b also estimates the actual volume of pourable product inside container 2b as the difference Vb2-Vbres and updates time interval ⁇ t in case the difference between actual volume and the desired volume of pourable product to be filled inside container 2b is smaller than a threshold value.
  • the difference between the desired and the actual volume of pourable product inside container 2b is below the threshold value.
  • 1b' indicates, as a whole, a filling device according to a second embodiment of the present invention.
  • the filling device 1b' is similar to filling device 1 and will be described hereinafter only as far as it differs therefrom; corresponding or equivalent parts of filling devices 1b and 1b' will be indicated where possible by the same reference numbers.
  • filling device 1b' differs from filling device 1b in that sensor 73 is configured to detect the pressure at filling mouth 14 and, therefore, inside container 2b.
  • sensor 73 is arranged on body 10 and has a sensible element fluidly connected to filling mouth 14.
  • filling device 1b' differs from the operation of filling device 1b in that pressure p1 is sensed by sensor 73 during the pressurization step ( Figure 14 ) and, therefore, volume Vb2 is estimated by control unit 60b respectively during pressurization step ( Figure 14 ) and after chamber 70 and container 2b have reached an equalization pressure pT.
  • chamber 70 is at the same pressure p1:
  • 1b" indicates, as a whole, a filling device according to a second embodiment of the present invention.
  • Filling device 1b" is similar to filling device 1b and will be described hereinafter only as far as it differs therefrom; corresponding or equivalent parts of filling devices 1b" and 1b will be indicated where possible by the same reference numbers.
  • Filling device 1b" differs from filling device 1b in that sensor 73 is configured to detect the pressure at filling mouth 14 and, therefore, inside container 2b.
  • sensor 73 is arranged on body 10 and has a sensible element fluidly connected to filling mouth 14.
  • filling device 1b" differs from filling device 1a, 1b in that chamber 70" is arranged along fluidic line 40 between opening 14 and valve 42, and for comprising a valve 80" interposed between opening 14 and chamber 70", and for not comprising valve 71.
  • Filling device 1b" also differs from filling device 1b in that control unit 60b is programmed to:
  • Control unit 60b is also programmed to subsequently:
  • control unit 60b is programmed to subsequently:
  • filling device 1b" differs from that of filling device 1b for the steps carried out by control unit 60b" to estimate volume Vb2 of container 2b.
  • control unit 60b" sets valves 22, 42 and shutter 15 in the closed position and sets valve 80" in the open position.
  • pressure inside container 2b and chamber 70 is pressure p2, which corresponds to the pressure from the previous operations of filling device.
  • control unit, 60b" sets valve 22 in the open position and valve 80" in the closed position ( Figure 22 ).
  • container 2b is fluidly connected to tank 13.
  • control unit 60b'' sets valve 22 in the closed position and valve 80" in the open position.
  • equalizing pressure pT is generated in both container 2b and chamber 70" .
  • control unit 60b" sets valve 22 in the open position, so as to pressurize container 2b at the pressure of pourable product contained inside tank 13.
  • control unit 60b" sets valve 22 in the closed position and shutter 15 in the open position, so as to fill container 2b with the pourable product.
  • control unit, 60b" sets shutter 15 in the closed position, so as to end the filling of container 2b.
  • filling device, 1b" also differs from that of filling device 1b for the steps carried out by control unit 60b" to estimate volume Vbres of empty portions of containers 2b.
  • control unit 60b" sets valves 22, 80" in the respective open positions and valve 42 in the open position ( Figure 27 ).
  • empty portion of container 2b and chamber 70" are fluidly isolated from one another and sensor 73 senses pressure p1 inside empty portion of container 2a.
  • control unit 60b" sets valve 80" in the open position and valve 42 in the closed position ( Figure 28 ).
  • empty portion of container 2b and chamber 70" are fluidly connected with one another and sensor 73 sense equalizing pressure pT inside both empty portion of container 2b and chamber 70" .
  • control unit 60b" sets valve 42 in the open position ( Figure 29 ), so as to discharge the empty portion of container 2b.
  • sensor 73 senses pressure p2 inside empty portion of container 2b and chamber 70" both connected to collector 41. It is important to point out that pressure p2 sensed by sensor 73 inside chamber 70" in the condition of Figure 28 is identical to the one existing in chamber 70" in the condition of Figure 27 .
  • control unit 60b estimates volume of empty portions Vbres of filled containers 2b by means of formula (13):
  • Vbres V 1 * pT ⁇ p 2 p 1 ⁇ pT
  • control unit 60b'' sets valves 42, 80" in respective closed position and container 2b is discharged.
  • filling device 1a, 1a', 1a" do not comprise any flow-meter 45 and are identical to filling device 1b, 1b', 1b".
  • the initial value of time interval ⁇ t for all filling device 1b, 1b', 1b" is determined on the basis of historical or presumed loss of head along fluidic line 11.
  • filling device 1b; 1b', 1b" and the filling method according to the present invention will be clear from the above description.
  • the current value of time interval ⁇ t is updated every time filling device 1b, 1b', 1b" fills a new container 2b on the basis of the difference between the actual filling volume and the desired filling volume of container 2b.
  • filling device 1b; 1b'; 1b" reaches this technical effect without requiring to substantially redesign the known filling device. It is therefore only required to add a chamber 70, 70" to known filling device and to selectively fluidly connect/isolate it with/from the inner volume of container 2b so as to generated pressure p1, p2 and equalizing pressure pT.
  • Filling device 1b; 1b'; 1b" advantageously makes use of the aeriform in tank 13 to generate pressure p1 inside chamber 70 or container 2b, when volume V2b of container 2b and residual volume Vbres is estimated. Thus, there is no need for an additional hydraulic circuits to generate pressure p2 inside chamber 70 or container 2b.
  • Chamber 70" of filling device 1b" is fed with aeriform escaping from container 2a, 2b when valve 80" is set in the open position to generate equalizing pressure pT in container 2b and chamber 70" .
  • initial value of time interval ⁇ t is set on the basis of the time interval needed to fill container 2a by means of filling device 1a, 1a', 1a" with the desired value.
  • filling device 1a, 1a', 1a" acts as a "master” filling device and filling device 1b, 1b', 1b” acts a "slave” filling device only when the first container 2b is filled.
  • initial value of time interval ⁇ t is set on the basis of historical or presumed loss of head along said first fluidic line 11.
  • filling station 100 can be made without any flow-meter 45.

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EP16306552.7A 2016-11-24 2016-11-24 Verfahren und füllvorrichtung zum kontaktfüllen eines artikels mit einem schüttfähigen produkt Withdrawn EP3326962A1 (de)

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Application Number Priority Date Filing Date Title
EP16306552.7A EP3326962A1 (de) 2016-11-24 2016-11-24 Verfahren und füllvorrichtung zum kontaktfüllen eines artikels mit einem schüttfähigen produkt
PCT/EP2017/078284 WO2018095715A1 (en) 2016-11-24 2017-11-06 Method and filling device for contact filling an article with pourable product

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EP16306552.7A EP3326962A1 (de) 2016-11-24 2016-11-24 Verfahren und füllvorrichtung zum kontaktfüllen eines artikels mit einem schüttfähigen produkt

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CN116395217B (zh) * 2023-05-05 2023-08-18 苏州文通智能设备有限公司 一种多头自动计量灌装控制系统

Citations (5)

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Publication number Priority date Publication date Assignee Title
US5273082A (en) 1991-05-27 1993-12-28 Seitz Enzinger Noll Maschinenbau Aktiengesellschaft Method and apparatus for filling containers
GB2288168A (en) * 1994-04-05 1995-10-11 Bwi Dawson Master - slave filling valve system for bottling machine
WO2005080202A1 (en) 2004-02-10 2005-09-01 Stk Stocchi Progetti Srl Filling machine with time-controlled dosing valves
US20120255644A1 (en) * 2010-01-27 2012-10-11 Khs Gmbh Method and filling system for pressure-filling containers
EP2949618B1 (de) * 2014-05-30 2016-08-31 Sidel S.p.a. Con Socio Unico Verfahren und Vorrichtung zum Kontaktfüllen eines Artikels mit einem fliessfähigen Produkt

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5273082A (en) 1991-05-27 1993-12-28 Seitz Enzinger Noll Maschinenbau Aktiengesellschaft Method and apparatus for filling containers
GB2288168A (en) * 1994-04-05 1995-10-11 Bwi Dawson Master - slave filling valve system for bottling machine
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EP2949618B1 (de) * 2014-05-30 2016-08-31 Sidel S.p.a. Con Socio Unico Verfahren und Vorrichtung zum Kontaktfüllen eines Artikels mit einem fliessfähigen Produkt

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