WO1999030986A1 - Procede et structure d'injection d'aerosol - Google Patents

Procede et structure d'injection d'aerosol Download PDF

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Publication number
WO1999030986A1
WO1999030986A1 PCT/JP1998/005671 JP9805671W WO9930986A1 WO 1999030986 A1 WO1999030986 A1 WO 1999030986A1 JP 9805671 W JP9805671 W JP 9805671W WO 9930986 A1 WO9930986 A1 WO 9930986A1
Authority
WO
WIPO (PCT)
Prior art keywords
measuring chamber
valve
valve stem
chamber
injection
Prior art date
Application number
PCT/JP1998/005671
Other languages
English (en)
Japanese (ja)
Inventor
Ken-Ichi Suzuki
Takako Okajima
Fuminori Kimura
Original Assignee
Taisho Pharmaceutical Co., Ltd.
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 Taisho Pharmaceutical Co., Ltd. filed Critical Taisho Pharmaceutical Co., Ltd.
Priority to AU16818/99A priority Critical patent/AU1681899A/en
Publication of WO1999030986A1 publication Critical patent/WO1999030986A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/44—Valves specially adapted therefor; Regulating devices
    • B65D83/52—Valves specially adapted therefor; Regulating devices for metering
    • B65D83/54—Metering valves ; Metering valve assemblies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/16—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means
    • B65D83/22—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means with a mechanical means to disable actuation

Definitions

  • the present invention relates to an aerosol injection method and an aerosol injection structure, and more specifically, is devised so that contents in an aerosol container can be measured and the measured contents can be further subdivided and jetted.
  • the present invention also relates to an aerosol injection method and an aerosol injection structure.
  • the predetermined amount of the contents measured by the measuring means from the aerosol container is all injected by one operation of the injection valve. It is composed of
  • An object of the present invention is to weigh a fixed amount of the contents in an aerosol container, and to divide a predetermined amount of the weighed contents into several portions over a fixed range. To provide an aerosol injection method that enables more even injection administration.
  • Another object of the present invention is to provide an aerosol injection structure that can smoothly execute an aerosol injection method that can achieve the above object.
  • the present invention is a.
  • the weighing chamber (2) communicates with the first weighing chamber (21) and the injection section (31) in an openable and closable manner, and has a volume less than or equal to the volume of the first weighing chamber (21). ) And a second weighing chamber (22) which is openably and closably communicated.
  • the weighing chamber (21) is communicated with the first weighing chamber (21) and the second weighing chamber (22).
  • This step is performed by repeating at least twice the step of causing the first measuring chamber (21) and the second measuring chamber (22) to communicate with each other again.
  • the measuring chamber (2) is in openable and closable communication with the first measuring chamber (21) and the injection section (31), and has a volume not larger than 12 of the volume of the first measuring chamber (21) and the first measuring chamber.
  • a second weighing chamber (22) that is openably closable with the chamber (21),
  • the first weighing chamber (21) is filled with the contents in the aerosol container (1) while the communication between the first weighing chamber (21) and the second weighing chamber (22) is cut off.
  • the present invention also provides an aerosol injection structure for carrying out the first embodiment of the aerosol injection method of the present invention.
  • Aerosol container (1) Injection unit (31),
  • a weighing chamber (2) in which a first weighing chamber (21) and a second weighing chamber (22) having a volume equal to or less than the volume of the first weighing chamber (21) are separated through a partition wall (23);
  • valve stem (3) When the valve stem (3) is kept in the fixed position, open between the first measuring chamber (21) and the second measuring chamber (22), and operate the first measuring chamber (3) by operating the valve stem (3).
  • a second on-off valve (5) capable of closing between the 21) and the second measuring chamber (22);
  • the opening between the injection part (31) and the second measuring chamber (22) can be opened when the second on-off valve (5) is closed.
  • the present invention further provides an aerosol injection structure for carrying out the second embodiment of the aerosol injection method of the present invention, wherein the aerosol injection structure comprises:
  • the first weighing chamber (21) and the second weighing chamber (22) having a capacity of 12 or less of the volume of the first weighing chamber (21) are divided by a partition wall (23).
  • a second on-off valve (5) capable of opening and closing between the 21) and the second measuring chamber (22);
  • the opening between the injection part (31) and the second measuring chamber (22) can be opened when the second on-off valve (5) is closed.
  • FIG. 1 is a partial sectional view showing an aerosol injection structure according to a first embodiment of the present invention.
  • FIG. 2 is a partially enlarged cross-sectional view along the arrow E—E in FIG.
  • FIGS. 3 and 3A are partial cross-sectional views of the state in which the first on-off valve is closed by rotating the valve stem in the direction of the predetermined angle from the state of FIG. 1, and FIGS. FIG. 3 is a partial cross-sectional view showing a state in which the injection valve is opened by shifting the valve stem to the limit in the axial direction from the state of FIG.
  • FIG. 4 is a partial sectional view showing an aerosol injection structure according to a second embodiment of the present invention.
  • FIGS. 5 and (C) are partial cross-sectional views of the state in which the first on-off valve is closed by rotating the valve stem toward the predetermined angular position from the state of FIG. 4, and
  • FIGS. 3) is a partial cross-sectional view showing a state in which the injection valve is opened by shifting the valve stem to the limit in the axial direction from the state of FIG.
  • FIGS. 1, 2 and 3 A and (B).
  • the aerosol container (1) has a bottomed cylindrical body (10) and this body
  • An opening (12) is formed in the upper center of (11).
  • the aerosol container (1) is filled with contents having a predetermined gas pressure.
  • a measuring chamber (2) having a force-up shape so as to reach the opening (12) through a gasket or other sealing member (24).
  • a gasket or other sealing member (24).
  • the weighing chamber (2) is divided by a partition wall (23) into a lower first weighing chamber (21) and an upper second weighing chamber (22).
  • the volume of 22) is designed to be less than the volume of the first measuring chamber (21) (for example, less than 12).
  • a valve stem (3) having an injection part (31) is inserted into the measuring chamber (2) through the opening (12) of the aerosol container (1) toward the upper end side. .
  • the valve stem (3) penetrates through the sealing material (24) so that the constricted portion (32) fits into the through-hole (62) formed in the sealing material (24), and the distal end portion of the valve stem (3) A certain stroke is slidably inserted into the through hole (52) formed in 23).
  • the valve stem (3) is constantly urged by an urging member (7) formed of a coil spring, for example, installed in the first measuring chamber (21), and a flange formed at the lower end of the valve stem (3). By contacting the part (33) with the lower surface of the partition wall (23), it is configured to maintain the fixed posture shown in FIG.
  • the first on-off valve (4) for opening and closing between the aerosol container (1) and the measuring chamber (2), and the valve stem (3) are maintained in the fixed position. Open the space between the first weighing chamber (21) and the second weighing chamber (22), and operate the first weighing chamber (21) and the second weighing chamber (22) by operating the valve stem (3).
  • the second on-off valve (5) that can close between the valve and the valve stem (3), when the second on-off valve (5) is closed, the injection part (31) and the second metering
  • An injection valve (6) capable of opening between the chamber (22) is provided.
  • the first on-off valve (4) rotates a communication hole (41) formed in the chamber wall of the measuring chamber 2 provided in the aerosol container (1) and the valve stem (3) by a predetermined angle. And a valve piece (42) provided on the valve stem (3) so as to open and close the communication hole (41).
  • the first on-off valve (4) is, for example, an aerosol container (1)
  • the valve piece (42) is in sliding contact with the inner peripheral surface of the first measuring chamber (21).
  • the communication hole is formed by rotating the valve stem (3) at a predetermined angle (for example, 180 °) from the state shown in FIG. (41) can be configured to be closed airtightly.
  • valve stem (3) is regulated so as to rotate forward and backward at a constant angle, and when rotated at a constant angle in one direction, the valve piece (42) closes the communication hole (41) and moves at a constant angle in the other direction.
  • the valve piece (42) may be configured to open the communication hole (41) when rotated.
  • valve piece (42) abuts on the upward stop (25) formed on the inner peripheral wall of the first measuring chamber (21). It is regulated so that it does not descend from the state of Fig. 1, and as shown in Fig. 2, the movement of the valve piece (42) in the rotation direction moves vertically to the inner peripheral wall of the first weighing chamber (21). It is controlled by the formed pair of stoppers (26) and (27), and is controlled not to rotate beyond a predetermined angle (for example, 180 °).
  • a predetermined angle for example, 180 °
  • a communication hole (41) is formed in the chamber wall of the first measuring chamber (21), and the valve piece is protruded from the valve stem (3) to the projecting portion into the first measuring chamber (21).
  • a communication hole (41) may be formed so as to communicate the aerosol container (1) and the second measuring chamber (22) in some cases.
  • the second measuring chamber (22) of the valve stem (3) The valve piece (42) is formed in the part located inside.
  • the second on-off valve (5) is connected to the valve stem (3) so that the first measuring chamber (21) and the second measuring chamber (22) communicate with each other when the valve stem (3) is in the fixed position shown in FIG. (3) and a through hole (52) formed in the partition wall (23) so that a part of the valve stem (3) can be slidably inserted therethrough. I have.
  • the second on-off valve (5) When the valve stem (3) is pushed down to the lower limit, the second on-off valve (5) is provided with a tapered conical surface (55) formed on the valve stem (3) and a hole above the through hole (52). It is configured such that the concave conical seat (54) of the edge portion comes into contact with and the communication portion (51) is closed by being closed by the inner peripheral surface of the through hole (52).
  • the injection valve (6) has a communication hole (61) formed in the valve stem (3) so as to connect the injection part (31) and the second measuring chamber (22), and a valve stem (3) as shown in FIG. And the through-hole (62) of the seal material (24) that closes the communication hole (61) when it is in the fixed position as described above.
  • the injection valve (6) is opened by the communication hole (61) formed in the valve stem (3) leading to the second measuring chamber (22). Is configured.
  • the valve stem (3) is passed through the through hole (62) of the sealing material (24) provided so as to close the opening (12) of the aerosol container (1) from the side of the second measuring chamber (22).
  • the urging member (7) keeps the fixed posture while being pressed in the direction of the injection portion (31),
  • the second on-off valve (5) is connected to the valve stem (3) so that the first measuring chamber (21) and the second measuring chamber (22) communicate with each other when the valve stem (3) is in the fixed position.
  • the injection valve (6) has a communication hole (61) formed in the valve stem (3) so as to communicate the injection part (31) and the second measuring chamber (22), and the valve stem (3) has the above-mentioned configuration.
  • the communicating part (51) formed on the valve stem (3) is divided by the partition wall (23). ) Is closed by the inner peripheral surface of the through hole (52) formed in the second opening / closing valve (5), and the communication hole (61) of the valve stem (3) is connected to the second measuring chamber ( 22)
  • the injection valve (6) is configured to open to the side.
  • the second on-off valve (5) is opened to open the first measurement chamber (21) and the second measurement chamber (22).
  • the first on-off valve (4) to connect the aerosol container (1) with the measuring chamber (2)
  • the contents in the azole container (1) are transferred to the measuring chamber (1).
  • introduce only the volume of the measuring chamber (2) [comprising the first measuring chamber (21) and the second measuring chamber (22)]. Fill the measuring chamber (2) with aerosol contents.
  • the injection valve (6) closes, the first on-off valve (4) and the second on-off valve (5) open. Therefore, the first step is executed by positioning the valve stem (3) in a fixed position as shown in FIG.
  • the valve stem (3) is rotated 180 ° in plan view from the state of FIG. 1 as shown by the arrow a in FIGS.
  • the on-off valve (4) By closing the on-off valve (4), the communication between the aerosol container (1) and the measuring chamber (2) is cut off.
  • valve stem (3) is regulated by the stoppers (26) and (27) shown in FIG. 2 to stop when the valve stem (3) rotates 180 °, the valve stem (3) is stopped. Rotate in the direction of arrow a until you do.
  • valve stem (3) In the state shown in FIG. 1, the valve stem (3) is regulated so as not to be pushed down by the stopper (25). However, the rotation causes the urging member (7) as shown in FIG. ) And can be pushed down.
  • the operation of the valve system (3) as described above must be continued until the contents of the first measuring chamber (21) are exhausted.
  • the same amount of aerosol content as the volume of the second measuring chamber (22) is jetted from the jetting section (31) twice or more.
  • the first on-off valve (4) opens the valve stem (3) in the direction opposite to the arrow a in FIG. 41) to open], return to the first step, rotate the valve stem (3) again in the direction of arrow a until it stops, and move the first open / close valve (4) to the position shown in Fig. 3, (A). Close as shown, perform the second step, and repeat the third step as described above.
  • the content in the aerosol container (1) is once filled in the measuring chamber (2), and the communication between the aerosol container (1) and the measuring chamber (2) is established.
  • the first measuring chamber (21) is disconnected from the second measuring chamber (22), and the step of injecting the contents in the second measuring chamber (22) from the injection section (31).
  • the step of communicating the first measuring chamber (21) and the second measuring chamber (22) are repeated, so that the content in the measuring chamber (2) is reduced by two times the volume of the second measuring chamber (22).
  • the aerosol container (1) weighs a certain amount of the content in the aerosol container (1) because it can be sprayed from the spraying part (31) in several times or more. Can be sprayed separately.
  • the injection unit (31) is directed to different local areas of the affected area of the predetermined size each time, so that the medicine can be more uniformly dispersed and administered to the affected area of the predetermined size. Can be.
  • the aerosol injection structure of the first embodiment first, the first measuring chamber (21) and the second measuring chamber having a volume equal to or less than the volume of the first measuring chamber (21).
  • a first measuring valve (4) which opens and closes the space between the aerosol container (1) and the measuring chamber (2), while providing a measuring chamber (2) consisting of (22), and a first measuring chamber (21)
  • a second on-off valve (5) that opens and closes between the second measuring chamber (22) and an injection valve (6) that opens and closes between the second measuring chamber (22) and the injection section (31). Since the injection valve (6) is configured to open when the second on-off valve (5) is closed, the injection method of the above embodiment can be smoothly and reliably performed.
  • the first on-off valve (4) is formed by rotating the communication hole (41) formed in the chamber wall of the measuring chamber (2) and the valve stem (3) by a predetermined angle. ) Of the valve stem (3) so as to open and close the valve stem (3). By rotating the valve stem (3), the first on-off valve (4) is opened.
  • the aerosol container (1) can be easily opened and closed, and as a result, the communication between the aerosol container (1) and the weighing chamber (2) can be easily controlled.
  • valve stem (3) is regulated so as to rotate forward and backward by a certain angle, and when rotated in one direction by a certain angle, the valve piece (42) closes the communication hole (41). Since the valve piece (42) can open the communication hole (41) when rotated by a certain angle in the other direction, The opening / closing valve (1) can be easily and reliably opened / closed without erroneous operation.
  • FIGS. 4 and 5C and 5D Preferred embodiments of the aerosol injection structure according to the second embodiment of the present invention are shown in FIGS. 4 and 5C and 5D.
  • the configuration of the aerosol injection structure of the second embodiment according to the present invention is only partially different from the aerosol injection structure of the above-described first embodiment. It should be understood that the same components as those of the injection structure are denoted by the same reference numerals, and the description thereof will be omitted, and only the different configuration will be described.
  • the measuring chamber (2) is divided by a partition wall (23) into a first measuring chamber (21) at a lower portion [part away from the injection section (31)] and a first measuring chamber (21).
  • the second measuring chamber (22) having a capacity of 1Z2 or less, preferably in the range of 1/3 to 1Z200 of the capacity of the measuring chamber (21) and facing the opening (1 2) side of the aerosol container (1). ).
  • the second on-off valve (5) which opens and closes between the first weighing chamber (21) and the second weighing chamber (22), is used when the valve stem (3) is in a fixed position as shown in FIG.
  • the outer circumference of the valve stem (3) is located on the side of the second weighing chamber (22).
  • the second on-off valve (5) is closed as shown in FIG. 4 when the valve stem (3) is biased by the biasing member (7) and is in a fixed position, as shown in FIG. And the communication between the second weighing chamber (22).
  • the second on-off valve (5) opens once when the recess (53) passes through the through hole (52) while pushing down the valve stem (3) to the lower limit. 2 Connect the measuring chamber (22). When the valve stem (3) is further depressed, the conical surface (55) formed on the valve stem (3) and the concave conical seat (54) on the upper edge of the through hole (52). ) Comes in contact with and reaches the lower limit. When the valve stem (3) reaches the lower limit, the recess (53) moves toward the first measuring chamber (21) and the recess (53) is closed by the seat (54) of the through hole (52). Accordingly, the second on-off valve (5) is configured to be closed.
  • the first on-off valve (4) has a communicating hole (41) formed in the chamber wall on the side of the first measuring chamber (21) in the measuring chamber (2) and a valve stem (3) in the valve stem (3). ) Is rotated by a predetermined angle to open and close the communication hole (41).
  • valve stem (3) is passed through the through hole (62) of the sealing material (24) provided so as to close the opening (12) of the aerosol container (1) from the side of the second measuring chamber (22).
  • the urging member (7) (31) is maintained in the fixed posture in a state pressed in the direction,
  • the second (2) on-off valve (5) is a recess formed in the outer periphery of the valve stem (3) so that it is located in the second measuring chamber (22) when the valve stem (3) is in a fixed position. (53) and a through hole (52) formed in the partition wall (23) so that a part of the valve stem (3) slidably penetrates,
  • the injection valve (6) has a communication hole (61) formed in the valve stem (3) so as to communicate the injection part (31) and the second measuring chamber (22), and the valve stem (3) has the above-mentioned configuration.
  • the recess (53) passes through the through-hole (52) formed in the partition wall (23).
  • the second on-off valve (5) is once opened by once communicating between the first measuring chamber (21) and the second measuring chamber (22),
  • the recess (53) forms a through hole (52) formed in the partition wall (23).
  • the second on-off valve (5) is closed again by shutting off again between the first weighing chamber (21) and the second weighing chamber (22) by means of-the communication hole (61) of the valve stem (3). Is connected to the second measuring chamber (22) and the injection valve (6) is opened.
  • the second on-off valve (5) is closed to cut off the communication between the first measuring chamber (21) and the second measuring chamber (22),
  • the first on-off valve (4) By opening the first on-off valve (4) and connecting the aerosol container (1) and the measuring chamber (2), the contents of the aerosol in the aerosol container (1) are transferred to the second measuring chamber (21). Introduce only the volume of 1 weighing chamber (21) and fill the 1st weighing chamber (21) with the contents.
  • the injection valve (6) closes, the first on-off valve (4) opens, and the second on-off valve (5) opens. Since it is closed, the first step is executed by positioning the valve stem (3) in the fixed position as shown in FIG.
  • the valve stem (3) is rotated 180 ° in plan view from the state of FIG. 4 as shown by the arrow a in FIGS.
  • the on-off valve (4) By closing the on-off valve (4), the communication between the aerosol container (1) and the first measuring chamber (21) is cut off.
  • valve stops when the valve stem (3) rotates 180 ° by the stoppers (26) and (27) shown in FIG.
  • the valve stem (3) can be rotated in the direction of arrow a until it stops.
  • the valve piece (42) comes off the stopper (25), and the urging member (7) is urged as shown in the figure. You can stake and push down.
  • valve stem (3) is pushed down several times along arrow b until the lower limit is reached, as shown in Figure 5, (D).
  • the second on-off valve (5) has the valve stem (3) Once opened during the process of moving down along
  • the contents in the weighing chamber (21) move to the second weighing chamber and become full.
  • the valve stem (3) is further depressed and reaches the lower limit, the second on-off valve (5) is closed again, and the communication between the first measuring chamber (21) and the second measuring chamber (22) is cut off again.
  • the injection valve (6) is similar to the injection structure of the first embodiment.
  • the valve stem (3) is maintained until the contents of the first measuring chamber (21) are exhausted.
  • the content of the volume of the second measuring chamber (22) is jetted from the jetting section (31) each time the operation is performed.
  • the first on-off valve (4) opens the valve stem (3) in the direction opposite to the arrow a shown in Fig. 5 and (C). Hole (41) is opened], return to the first step, rotate the valve stem (3) again in the direction of arrow a until it stops, and rotate the first on-off valve (4) as shown in Fig. 5, (C ), The second step is executed, and the third step is repeated as described above.
  • the contents in the aerosol container (1) are stored in the first measurement chamber (21) of the measurement chamber (2).
  • the first weighing chamber (21) and the second weighing chamber (22) are once connected, and the communication is cut off again and the inside of the second weighing chamber (22) is cut off.
  • the contents in the first measuring chamber (21) are sprayed from the spraying section (31) twice or more by the volume of the second measuring chamber (22). Therefore, a certain amount of the contents in the aerosol container (1) can be weighed, and the measured amount of the contents can be surely sprayed several times in fixed quantities.
  • the injection unit (31) is directed to different local areas of the affected area of the predetermined size each time, so that the medicine can be more uniformly dispersed and administered to the affected area of the predetermined size. Can be.
  • the first measuring chamber (21) and the second measuring chamber (12) having a volume of 12 or less of the volume of the first measuring chamber (21) are also provided.
  • a measuring chamber (2) consisting of 22) is provided, and a first opening / closing valve (4) that opens and closes between the azole container (1) and the first measuring chamber (21), and a valve stem (3)
  • the second on-off valve (5) that opens and closes the chamber (22) and the valve stem (3) the injection part (31) is opened when the second on-off valve (5) is closed. Since the injection valve (6) that opens between the second measuring chamber (22) and the second measuring chamber (22) is provided, the injection method of the above embodiment can be smoothly and reliably performed.
  • the first on-off valve (4) has its communication hole (41) opened and closed by operation of the valve stem (3) in the rotation direction.
  • the communication hole can be changed to be opened and closed by operation of another operation piece.

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)

Abstract

L'invention concerne un procédé et une structure d'injection d'aérosol capables de mesurer une quantité prédéterminée du contenu d'un récipient aérosol, de diviser la quantité prédéterminée mesurée du contenu en une pluralité de parties de quantité prédéterminée, et d'injecter les parties résultantes uniformément, le procédé comprenant une première étape consistant à remplir une chambre de mesure (2), laquelle communique de manière fermée avec à la fois une partie d'injection (31) et l'intérieur d'un récipient aérosol (1), avec le contenu du récipient aérosol (1), une seconde étape consistant à couper la communication entre la chambre de mesure (2) et le récipient aérosol (1), ainsi qu'une troisième étape consistant à injecter une quantité prédéterminée, au moins deux fois, du contenu de la chambre de mesure (2) à partir de la partie d'injection (31), c'est-à-dire, le contenu de la chambre de mesure (2) prélevé dans le récipient aérosol (1) en un volume égal à celui de la chambre de mesure (2), par injection à partir d'une seconde chambre de mesure (22) via la partie d'injection (31), étant donné que le contenu est mesuré en une quantité plus petite à la fois par la seconde chambre de mesure (22).
PCT/JP1998/005671 1997-12-16 1998-12-16 Procede et structure d'injection d'aerosol WO1999030986A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU16818/99A AU1681899A (en) 1997-12-16 1998-12-16 Method and structure for injecting aerosol

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34630397 1997-12-16
JP9/346303 1997-12-16

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Publication Number Publication Date
WO1999030986A1 true WO1999030986A1 (fr) 1999-06-24

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PCT/JP1998/005671 WO1999030986A1 (fr) 1997-12-16 1998-12-16 Procede et structure d'injection d'aerosol

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WO (1) WO1999030986A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6871799B2 (en) 2001-05-10 2005-03-29 Bio Actis Limited Gas injection valve and filling jig used for filling gas

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JPS4310466B1 (fr) * 1965-06-25 1968-05-01
JPS5226923B2 (fr) * 1974-03-12 1977-07-16
JPH0331405U (fr) * 1989-08-02 1991-03-27
JPH07315462A (ja) * 1994-05-25 1995-12-05 Mitani Valve:Kk エアゾ−ル容器用定量バルブ

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4310466B1 (fr) * 1965-06-25 1968-05-01
JPS5226923B2 (fr) * 1974-03-12 1977-07-16
JPH0331405U (fr) * 1989-08-02 1991-03-27
JPH07315462A (ja) * 1994-05-25 1995-12-05 Mitani Valve:Kk エアゾ−ル容器用定量バルブ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6871799B2 (en) 2001-05-10 2005-03-29 Bio Actis Limited Gas injection valve and filling jig used for filling gas

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AU1681899A (en) 1999-07-05

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