EP3141791B1 - Système de fourniture de gaz - Google Patents

Système de fourniture de gaz Download PDF

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Publication number
EP3141791B1
EP3141791B1 EP15185034.4A EP15185034A EP3141791B1 EP 3141791 B1 EP3141791 B1 EP 3141791B1 EP 15185034 A EP15185034 A EP 15185034A EP 3141791 B1 EP3141791 B1 EP 3141791B1
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EP
European Patent Office
Prior art keywords
sealing
piercing
base body
guiding element
gas
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
EP15185034.4A
Other languages
German (de)
English (en)
Other versions
EP3141791A1 (fr
Inventor
Christian C. Pochtler
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.)
iSi GmbH
Original Assignee
iSi GmbH
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 iSi GmbH filed Critical iSi GmbH
Priority to EP15185034.4A priority Critical patent/EP3141791B1/fr
Priority to PCT/EP2016/071423 priority patent/WO2017046029A1/fr
Priority to TW105129778A priority patent/TWI691437B/zh
Publication of EP3141791A1 publication Critical patent/EP3141791A1/fr
Application granted granted Critical
Publication of EP3141791B1 publication Critical patent/EP3141791B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/06—Closures, e.g. cap, breakable member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0311—Closure means
    • F17C2205/032—Closure means pierceable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/013—Carbone dioxide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/014—Nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/035—Dealing with losses of fluid
    • F17C2260/036—Avoiding leaks

Definitions

  • the present invention relates to a system for providing gas, the system comprising a gas container with an inner volume for receiving gas, the gas container comprising a base body with a base body head, wherein the base body at least partially forms the inner volume and, preferably in the region of the base body head , is sealed, the gas container further comprising a sealing and guiding element which has a cavity for receiving a Materialstechlanze and an opening which is arranged on a side facing away from the base body of the sealing and guiding element and provided for introducing the Aufstechlanze into the cavity wherein a seal is disposed in the cavity to be tightly engaged with a sealing surface disposed on the piercing lance, the system further comprising a piercing unit for opening the gas container, the piercing unit comprising a receiving member for receiving the Indest a portion of the sealing and guiding element and the Aufstechlanze comprises and a fastening element on which the receiving element is arranged, wherein the Aufstechhim further comprises a spring element, where
  • Gas containers filled with gas may be provided with a device such as a soda siphon or a pressure regulator, be connected in a gastight manner to ensure a corresponding gas supply to the device.
  • a device such as a soda siphon or a pressure regulator
  • a gas supply system comprising a gas capsule with a bottle side can be arranged on an end face cap that surrounds the neck of the bottle on the outside.
  • the gas supply system further comprises a Materialsstechech with a Aufstechlanze, wherein the cap forms a cavity for receiving the Aufstechlanze and wherein the gas capsule is gas-tightly closed by means of a arranged on the end face pierceable membrane.
  • the cap and the Aufstechlanze each have a groove-shaped recess for receiving a seal, which attack when opening the gas capsule, the seal of the cap on the end face of the gas capsule and arranged on the Aufstechlanze seal on the cavity.
  • a container for a pressurized fluid which is sealed in a tapered end portion.
  • a cavity is arranged with an opening, wherein the cavity for receiving a nozzle element arranged on a Aufstechlanze is provided.
  • a spring presses with the interposition of a lever arm on the nozzle member to control the output of the fluid.
  • a container for a pressurized fluid is known, which is closed in the region of a convergent neck with an elastic capsule.
  • the capsule may for example be made of natural rubber and is held in a groove.
  • a container for a pressurized fluid wherein the container is pierceable with a lance.
  • a sealing and guiding element with a cavity for receiving the lance, in which cavity a seal for the lance is arranged is not disclosed.
  • FR 1038427 A is another container or a system for providing compressed gas, preferably known for fire extinguishers.
  • the system includes a gas cartridge, a piercing lance with a spring element and a sealing and guiding element.
  • the gas cartridge is firmly in the fire extinguisher screwed, and the Aufstechlanze can only press from above on the sealing and guiding element to pierce this, the Aufstechlanze must be pulled out by means of the spring element mandatory to allow gas flow.
  • a gas container is to be created, with which a gas-tight connection with a Aufstechhow can be performed quickly and thus safe use of the gas capsule is made possible without the risk that suddenly no gas-tightness is given, with the handiness be the greatest possible should.
  • the susceptibility to error during handling should be as low as possible, so that the gas container is particularly easy to remove from the piercing unit automatically or manually after the outflow of the gas.
  • a system for providing gas comprising a gas container having an internal volume for holding gas, the gas container comprising a base body having a base body head, the base body at least partially forming the internal volume, and Preferably, in the region of the base body head, is sealed, the gas container further comprising a sealing and guiding element which has a cavity for receiving a Friedstechlanze and an opening disposed on a side facing away from the base body of the sealing and guiding element and for introducing the Aufstechlanze is provided in the cavity, wherein in the cavity a seal is arranged to be tightly engaged with a arranged on the Aufstechlanze sealing surface, the system further comprising a piercing unit for opening the gas container, wherein the piercing unit comprises a receiving element for receiving at least a portion of the sealing and guiding element and the Aufstechlanze and a fastening element on which the receiving element is arranged, further comprising the piercing unit comprises a spring
  • the spring element or the piercing unit is designed so that the spring force of the spring element counteracts when opening the gas container by piercing the sealing and guiding element by means of Aufstechlanze or Aufstechspitze.
  • This allows a lower susceptibility to error during handling or avoids any sticking or jamming of the piercing lance in the seal and / or the piercing tip in the sealing surface of the sealing and guiding element after the piercing process, so that the gas container according to the invention automatically or simply from the piercing unit manually removable after the outflow of the gas.
  • it is preferably a compression spring, wherein other mechanical spring elements, such as spring plates, elastomer springs, leaf or disc springs, are also used.
  • the sealing and guiding element is arranged at least in sections within the base body head and is fixedly connected thereto, that the piercing unit has a force transmission element on which
  • Opening the gas container which is arranged on the base body head sealing and guide element is arranged, and preferably comprises a guide for the spring element, that the force transmission element is designed as a guide for the spring element, that the force transmission element is annular and has a U- or L-shaped cross-sectional profile or that the force transmission element is disk-shaped and that for opening the gas container, the gas container and the piercing unit are movable relative to each other.
  • the solid connection of the sealing and guiding element with the base body head can be a direct solid connection or an indirect fixed connection, the latter being able to take place in particular in a region outside the base body head by a direct, firm connection to the base body.
  • the gas container may typically be filled with CO 2 or N 2 O.
  • the sealing surface of the piercing lance is preferably arranged on a shell side of the piercing lance.
  • the gas container can be designed as a gas capsule.
  • the gas container may have a completely cylindrical base body.
  • the gas can but also eg have a base body whose base body head narrows bottle-neck.
  • the tight closure of the base body can be effected by a membrane, which is preferably arranged in the region of the base body head.
  • the membrane between the inner volume and the sealing and guiding element is arranged.
  • the piercing lance for piercing the membrane is provided to allow outflow of the gas located in the inner volume.
  • the sealing and guiding element sealingly seals the base body.
  • the piercing lance is provided for piercing the sealing and guiding element in order to allow outflow of the gas located in the inner volume.
  • This variant has the advantage of a manufacturing technology easy manufacturability, as can be dispensed with a membrane.
  • the piercing lance for piercing the sealing and guiding element and the membrane is provided to allow outflow of the gas located in the inner volume.
  • This variant has the advantage of an extremely high tightness of the gas container.
  • the cavity for receiving the seal at least in sections has a groove-shaped cross-section.
  • a recess is formed, in which the seal can be easily inserted.
  • the seal is annular, preferably designed as an O-ring.
  • the sealing and guiding element comprises a connecting portion, which projects through an open end face of the base body in the base body head.
  • the sealing and guiding element has a substantially T-shaped cross section, wherein the connecting portion has a cross section whose shape forms the longitudinal beam of the T-shaped cross section.
  • the sealing and guiding element can thus be easily inserted into the base body in the area of the base body head during production, like a stopper.
  • the tight closure of the base body by the sealing and guiding element by a tight connection of the sealing and guiding element with the base body in the region of the connecting portion on the one hand and the base body head on the other hand is formed and / or by a tight connection of the sealing and guiding element with the base body in the region of the end face of the base body.
  • the sealed connection is preferably arranged in that region of the sealing and guiding element whose cross-section in FIG its shape corresponds to the crossbar of the T-shaped cross-section.
  • the connecting portion with at least a portion of the base body head welded and / or screwed and / or pressed and / or glued.
  • a wall thickness of 0.25 mm may be present in said region. Areas of the sealing and guiding element, which are not provided for piercing by the Aufstechlanze, may accordingly have a greater wall thickness.
  • the shape of the closure surface can be adapted to the shape of the piercing lance. Therefore, it is provided in a particularly preferred embodiment of the system according to the invention that the closure surface is flat or curved or conical.
  • the base body and / or the sealing and guiding element made of metal, preferably steel, are formed.
  • the closure surface is preferably pierceable by means of a piercing tip arranged on the piercing lance, the piercing unit being designed so that gas can flow from the gas container through a gas flow channel formed in the piercing lance and the piercing tip in the pierced state.
  • the piercing tip may have a corresponding shape for easier piercing.
  • the piercing tip can be made of a suitably hard material for easier piercing, which can be harder than the material of the remaining piercing lance. By only the piercing tip is made of the harder material, costs can be saved if necessary.
  • the Aufstechlanze has a Materials science fiction to pierce the closure surface, wherein the piercing tip preferably has a greater hardness than the remaining Materialsstechlanze.
  • closure surface can be pierced directly by means of the piercing lance without any piercing tip.
  • any gas escaping laterally into the cavity through the opening formed by means of the piercing lance or by means of the piercing tip can be formed by the direct arrangement and tight connection of the sealing and guiding element in the area of the base body head, preferably on the end face of the base body, and through the cavity arranged in the cavity and on the Aufstechlanze attacking seal does not escape further, so that the gas can escape only through the gas flow channel.
  • the gas flows into the intended device, for example into one Soda siphon, in a device for the production of whipped cream or in another gas-based device.
  • the piercing lance and preferably also the piercing tip, has a gas flow channel in order to allow gas to flow out of the gas container in the pierced state.
  • the piercing lance is cylindrical or cone-shaped. This embodiment of the Aufstechlanze increased security in creating a gas-tight system is given.
  • a spring force caused by the spring element arranged inside the piercing unit counteracts the movement of the gas container during opening in such a way that a force assistance during withdrawal or automatic slipping out of the piercing tip arranged in the sealing and guiding element is ensured after opening the gas container becomes.
  • a spring force caused by a spring element arranged within the piercing unit counteracts the movement of the gas container during opening in such a way that a force assistance during withdrawal or an automatic slipping out of the piercing lance, in particular piercing tip, arranged in the sealing and guiding element the opening of the gas container is ensured.
  • the seal arranged within the cavity is preferably compressed by the sealing surface of the piercing lance when piercing the sealing and guiding element. This is stronger if the Aufstechlanze and thus the sealing surface is not cylindrical, but conically converging, in particular in the direction of the Aufstechspitze is formed conically converging. Accordingly, it is provided in a preferred embodiment of the method according to the invention that, at least during piercing, the seal disposed within the cavity is compressed by a sealing surface of the piercing lance.
  • Fig. 1 shows a perspective view of a gas container 1 ', which comprises a base body 1 with a base body head 2.
  • a sealing and guiding element 5 is arranged, which is arranged in sections within the base body head 2 and fixedly connected to the base body head 2.
  • the connection between the sealing and guiding element 5 and the base body head 2 is a dense or gas-tight connection, so that the sealing and guiding element 5, the base body 1 ', which forms an inner volume for receiving gas 4, or the gas container 1 'tightly seals.
  • the sealing and guiding element 5 has for receiving a Aufstechlanze 15 (see, eg Fig. 4 ) a cavity 7 (cf., eg Fig. 2a ) through the opening 9, the piercing lance 15 for piercing or piercing of the sealing and guiding element 5 are introduced, wherein the sealing and guiding element 5 made of metal, preferably steel , In particular, stainless steel is formed, with different materials such as plastics are also used.
  • Fig. 2a, Fig. 2b and Fig. 2c show sectional views of the sealed by means of the sealing and guiding element 5 and filled with gas 4 gas container 1 x .
  • the base body 1 has an open end face 3.
  • annular seals 12 may be arranged. It is in accordance with Fig. 2a preferably an O-ring used as a seal 12.
  • the seal 12 is arranged in the cavity 7, through which according to Fig. 4 when opening the gas container 1 'with a shell side of the piercing lance 15 arranged sealing surface 18 ensures a gas-tight connection.
  • the cavity 7 for receiving the Aufstechlanze 15 and the seal 12 is preferably at least partially groove-shaped or has the cavity 7 at least partially a groove-shaped cross-section. This essentially serves to hold or fix the seal 12 in its position without any additional aids.
  • the sealing and guiding element 5 comprises a connecting portion 8 which projects through the open end face 3 into the base body head 2. It can be seen in the illustrated embodiments that the sealing and guiding element 5 has a substantially T-shaped cross section, wherein the connecting portion 8 has a cross section whose shape forms the longitudinal beam of the T-shaped cross section.
  • the sealing and guiding element 5 has an opening 9 opposite, arranged on the connecting portion 8 closure surface 10.
  • the closure surface 10 can be planar (in accordance with FIG Fig. 2a to Fig. 2g ) or arched (according to Fig. 2h ) or conical (according to Fig. 2i ) be formed.
  • the closure surface 10 arranged on the sealing and guiding element 5, at least in a piercing region 11, has a weakened wall thickness of 0.1 mm to 1.0 mm, preferably of 0.2 mm to 0.3 mm, in particular 0.25 mm , having. This serves to allow a simpler piercing or piercing the closure surface 10.
  • Fig. 2d to Fig. 2g show sectional views of the means of the sealing and guiding element 5 gas-tight sealed gas container 1 ', wherein variously formed connection forms of the base body 1 and the base body head 2 with the sealing and guiding element 5 are shown.
  • the sealing and guiding element 5 or the connecting section 8 is welded to the base body head 2 only at the end face 3 in order to produce a gas-tight welded connection 8a, while in FIG Fig. 2e the entire contact surface of the connecting portion 8 is welded to the inner portion of the base body head 2, for example by means of a friction welding process.
  • Fig. 2f also possible to provide the connecting portion 8 with a thread which engages in a arranged in the base body head 2 thread or internal thread to realize a gas-tight screw connection 8b.
  • FIG. 2g Such a gas-tight press connection 8c is illustrated by way of example.
  • Fig. 2e shows another example of a possible gas-tight press connection 8c.
  • the connecting portion 8 is bonded to the inner region of the base body head 2, wherein the gas-tight adhesive joint according to the in Fig. 2d and Fig. 2e illustrated welded joints 8a may be formed.
  • Fig. 3 shows a sectional view of a Aufstechhow 13 of a system for providing gas 4, which comprises a receiving element 19 for receiving at least a portion of the sealing and guiding element 5 in an insertion section 14 and the Aufstechlanze 15 for piercing the closure surface 10 of the sealing and guiding element 5.
  • the receiving element 19 is also designed to receive at least a portion of the base body head 2.
  • a specially provided piercing tip 16 is arranged on the piercing lance 15.
  • the piercing lance 15 preferably has its own chamfer or inlet slope, by which the seal 12 is protected in the cavity 7 during opening of the gas container 1 'from any damage.
  • Gas 4 can flow from the gas container 1 'or base body 1 through a gas flow channel 17 formed in the piercing lance 15 and the piercing tip 16 in the pierced state, wherein the piercing lance 15 is cylindrical in the illustrated embodiment; in the same way, however, the piercing lance 15 can also be designed conical.
  • the insertion section 14 is formed for at least partially receiving the gas container 1 'with the sealing and guiding element 5, wherein the insertion section 14 additionally in the Fig. 3 to Fig. 8 shown chamfer or inlet slope for simplified insertion of the arranged on the base body head 2 sealing and guiding element 5 may have.
  • the movably arranged gas container 1 ' is pushed in the direction of the piercing unit 13 fixed in its position up to a stop / stop surface defined by the insertion section 14, whereby the closure surface 10 is pierced and the gas located in the gas container 1' or base body 1 4 through the gas flow channel 17 in a device, for example in a soda siphon or in a Whipped cream device, can flow.
  • the set by the insertion portion 14 stop surface is not mandatory, since the limitation of the relative movement of the gas container 1 'to the fixed Aufstechhow 13 also by an externally located, so located outside the Aufstechhow 13 stop is possible.
  • the gas 4 escaping laterally into the cavity 7 through the opening formed by means of the piercing tip 16 can not escape further through the seal 12 arranged in the cavity 7 and acting on the piercing lance 15, so that the gas 4 can only flow through the gas flow channel 17.
  • the gas 4 flows into the intended device, for example into a soda siphon, into a device for producing whipped cream or into another gas-based device.
  • FIG. 6 an embodiment according to the invention of the Aufstechhow 13 is shown with a spring element 22 to support the safe removal of the provided with the pierced sealing and guiding element 5 gas container 1 '.
  • This spring element 22 is disposed within the Aufstechhow 13 or designed such that the spring force opposes the opening of the gas container 1 'by piercing the sealing and guiding element 5 by means of the piercing tip 16 of the movement of the gas container 1' during opening, whereby a force assistance when pulling out or an automatic sliding out of arranged in the sealing and guiding element 5 Aufstechlanze 15 or Aufstech dictate 16 after opening the gas container 1 'is ensured when the Aufstechhow 13 and the gas container 1' are moved away from each other again.
  • the piercing unit 13 additionally has a fastening element 20, on which the receiving element 19 is arranged, a force-transmitting element 23, on which the opening of the Gas container 1 'which is arranged on the base body head 2 sealing and guiding element 5, and a guide 21 for the spring element 22.
  • the fastening element 20 forms with the receiving element 19 has a further cavity 24 with an opening.
  • the spring element 22 together with the power transmission element 23 and guide 21 are disposed within the further cavity 24, wherein by the insertion section 14 of the sealed with the sealing and guiding element 5 gas container 1 'in the other cavity 24 is feasible such that the Aufstechlanze 15 through the Opening 9 projects into the cavity 7 of the sealing and guiding element 5 and the sealing and guiding element 5 rests against the force transmission element 23.
  • the power transmission element 23 is designed in a ring shape with a U-profile in order to additionally act as a guide for the spring element 22.
  • the sealing and guiding element 5 rests only on the spring element 22, i. without intermediate power transmission element 23rd
  • Fig. 7 is a sectional view of the entire system according to the invention with spring element 22 is shown, wherein the embarkstechspitze 16 formed Aufstechlanze 15 is already disposed within the cavity 7 of the sealing and guiding element 5.
  • Fig. 8 shows a sectional view of the system according to the invention with spring element 22, wherein the gas container 1 ' closing sealing and guiding element 5 is pierced by the Aufstechiser 13.
  • the force transmission element 23 is further designed as a guide for the spring element 22. This is possible in the illustrated embodiment with the aid of the U-profile-shaped cross-sectional shape of the annular force transmission element 23, wherein other cross-sectional shapes, for example an L-shape, can be realized in the same way.
  • the power transmission element 23 has a simple disk shape.
  • Fig. 6 to Fig. 8 illustrated embodiment is a leg of the annular, U-shaped power transmission element 23 directly to the Aufstechlanze 15 such that the spring element 22 is guided by this voltage applied to the Aufstechlanze 15 leg and the guide 21, wherein the spring element 22 and the force transmission element 23 within the by the receiving element 19 and the fastener 20 defined further cavity 24 into which the gas container 1 'via the insertion section 14 is inserted, are arranged.
  • the stop / stop face is realized by means of a defined block length of the spring element 22. That is, the spring element 22 can be compressed only to a certain extent, so that the gas container 1 'and the Aufstechhow 13 can not be moved closer to each other, since the gas container 1' abuts with the sealing and guiding element 5 against the force transmission element 23.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Claims (11)

  1. Système pour la fourniture de gaz (4), comprenant un réservoir de gaz (1') avec un volume intérieur destiné à recevoir du gaz (4), le réservoir de gaz (1') comprenant un corps (1) avec une tête de corps (2), lequel corps (1) forme au moins en partie le volume intérieur et est fermé de façon hermétique, de préférence au niveau de la tête de corps (2), le réservoir de gaz (1') comprenant en outre un élément d'étanchéité et de guidage (5) qui présente une cavité (7) destinée à recevoir une lancette de perforateur (15) ainsi qu'une ouverture (9) disposée sur le côté de l'élément d'étanchéité et de guidage (5) tourné à l'opposé du corps (1) et prévue pour l'introduction de la lancette de perforateur (15) dans la cavité (7), la cavité (7) contenant un joint d'étanchéité (12) destiné à être mis en prise étanche avec une surface d'étanchéité (18) disposée sur la lancette de perforateur (15), le système comprenant en outre une unité de perforateur (13) pour ouvrir le réservoir de gaz (1'), l'unité de perforateur comprenant un élément de logement (19) destiné à recevoir au moins une partie de l'élément d'étanchéité et de guidage (5) et la lancette de perforateur (15) ainsi qu'un élément de fixation (29) sur lequel l'élément de logement (19) est disposé, l'unité de perforateur (13) comprenant en outre un élément de ressort (22), l'unité de perforateur (13) étant en outre conçue, en particulier l'élément de ressort (22), de façon à garantir un appui de la force lors de l'extraction ou un glissement automatique de la lancette de perforateur (15) disposée dans l'élément d'étanchéité et de guidage (5), en particulier de la pointe de perforateur (16), après l'ouverture du réservoir de gaz (1'), caractérisé en ce que l'élément d'étanchéité et de guidage (5) est disposé au moins en partie à l'intérieur de la tête de corps (2) et fixé à celle-ci, en ce que l'unité de perforateur (13) comprend un élément de transmission de la force (23) sur lequel l'élément d'étanchéité et de guidage (5) disposé sur la tête de corps (2) est disposé lors de l'ouverture du réservoir de gaz (1'), et de préférence un guide (21) pour l'élément de ressort (22), en ce que l'élément de transmission de la force (23) est conformé comme un guide pour l'élément de ressort (22), en ce que soit l'élément de transmission de la force (23) est annulaire et présente un profil en section en forme de U ou de L, soit l'élément de transmission de la force (23) est en forme de disque, et en ce que le réservoir de gaz (1') et l'unité de perforateur (13) sont mobiles l'un par rapport à l'autre pour ouvrir le réservoir de gaz (1').
  2. Système selon la revendication 1, caractérisé en ce que l'élément d'étanchéité et de guidage (5) ferme le corps (1) de façon hermétique.
  3. Système selon l'une des revendications 1 à 2, caractérisé en ce que la cavité (7) présente au moins en partie une section en forme de rainure pour recevoir le joint d'étanchéité (12).
  4. Système selon l'une des revendications 1 à 3, caractérisé en ce que l'élément d'étanchéité et de guidage (5) comprend une partie de liaison (8) qui dépasse dans la tête de corps (2) à travers une face d'extrémité ouverte (3) du corps (1).
  5. Système selon la revendication 4, caractérisé en ce que l'élément d'étanchéité et de guidage (5) présente une section sensiblement en forme de T, la partie de liaison (8) présentant une section dont la forme constitue l'aile longitudinale de la section en forme de T.
  6. Système selon l'une des revendications 4 à 5 et la revendication 2, caractérisé en ce que la fermeture étanche du corps (1) est formée par l'élément d'étanchéité et de guidage (5) par une liaison étanche de l'élément d'étanchéité et de guidage (5) avec le corps (1) au niveau de la partie de liaison (8), d'une part, et d'autre part par avec la tête de corps (2) et/ou par une liaison étanche de l'élément d'étanchéité et de guidage (5) avec le corps (1) au niveau de la face d'extrémité (3) du corps (1).
  7. Système selon l'une des revendications 1 à 6, caractérisé en ce que l'élément d'étanchéité et de guidage (5) présente une surface de fermeture (10) disposée en face de l'ouverture (9), de préférence sur la partie de liaison (8), laquelle surface de fermeture (10) présente une zone perforable (11) dont l'épaisseur de paroi est affaiblie de 0,1 mm à 1,0 mm, de préférence de 0,2 mm à 0,3 mm, afin de pouvoir être perforée par la lancette de perforateur (15).
  8. Système selon la revendication 7, caractérisé en ce que la surface de fermeture (10) est de forme plane ou convexe ou conique.
  9. Système selon l'une des revendications 1 à 8, caractérisé en ce que la lancette de perforateur (15) présente une pointe de perforateur (16) destinée à perforer la surface de fermeture (10), la pointe de perforateur présentant de préférence une plus grande dureté que le reste de la lancette de perforateur (15).
  10. Système selon l'une des revendications 1 à 9, caractérisé en ce que la lancette de perforateur (15) et, de préférence aussi, la pointe de perforateur (16) présentent un canal d'écoulement de gaz (17) afin de laisser sortir du gaz du réservoir de gaz (1') dans l'état perforé.
  11. Système selon l'une des revendications 1 à 10, caractérisé en ce que la lancette de perforateur (15) est de forme cylindrique ou conique.
EP15185034.4A 2015-09-14 2015-09-14 Système de fourniture de gaz Active EP3141791B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP15185034.4A EP3141791B1 (fr) 2015-09-14 2015-09-14 Système de fourniture de gaz
PCT/EP2016/071423 WO2017046029A1 (fr) 2015-09-14 2016-09-12 Système de distribution de gaz
TW105129778A TWI691437B (zh) 2015-09-14 2016-09-13 用於提供氣體之系統

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15185034.4A EP3141791B1 (fr) 2015-09-14 2015-09-14 Système de fourniture de gaz

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EP3141791A1 EP3141791A1 (fr) 2017-03-15
EP3141791B1 true EP3141791B1 (fr) 2018-01-03

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EP (1) EP3141791B1 (fr)
TW (1) TWI691437B (fr)
WO (1) WO2017046029A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200146500A1 (en) * 2018-11-08 2020-05-14 Bedford Systems Llc Multi-use beverage system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1038427A (fr) * 1950-06-21 1953-09-28 C O Two Fire Equipment Co Perfectionnements aux bouteilles de gaz comprimé et à leurs systèmes de fermeture
US20140367415A1 (en) * 2013-06-14 2014-12-18 Coravin, Inc. Method and apparatus for beverage extraction with improved gas cylinder access

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2613849A (en) * 1949-06-03 1952-10-14 Prel Inc Cartridge for pressure dispensing devices
FR1074398A (fr) * 1953-04-08 1954-10-05 Symbia Lab Procédé et dispositif de remplissage, obturation et vidange d'un récipient contenant un fluide sous pression
FR1409352A (fr) * 1964-07-04 1965-08-27 Récipient pour gaz sous pression
GB201006363D0 (en) 2010-04-16 2010-06-02 Linde Ag Gas supply system
GB2496456B (en) * 2011-11-14 2017-07-19 Linde Ag Gas supply device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1038427A (fr) * 1950-06-21 1953-09-28 C O Two Fire Equipment Co Perfectionnements aux bouteilles de gaz comprimé et à leurs systèmes de fermeture
US20140367415A1 (en) * 2013-06-14 2014-12-18 Coravin, Inc. Method and apparatus for beverage extraction with improved gas cylinder access

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EP3141791A1 (fr) 2017-03-15
WO2017046029A1 (fr) 2017-03-23
TW201713574A (zh) 2017-04-16
TWI691437B (zh) 2020-04-21

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