초록 ▼

A valve arrangement for dispensing liquid from a flexible container (124) containing a dispenser body (106) connected to a flexible container (124) for containing a liquid and a first biasing means (168) adapted to bias a first closing member (110) to close off a first passage (107) in the container

A valve arrangement for dispensing liquid from a flexible container (124) containing a dispenser body (106) connected to a flexible container (124) for containing a liquid and a first biasing means (168) adapted to bias a first closing member (110) to close off a first passage (107) in the container dispenser body (106); and a valve body (118) with a second biasing means (120) adapted to bias a second closing member (116, 118) to close off a second passage (119) defined in the valve body (118); and a dispensing member (122) operatively connected to the valve body (118); and operating means (114, 198, 136) which moves the two bodies (118, 106) into an operative position, against the two biasing means (168, 120) to open the two passages (107, 119) allowing liquid to flow from the flexible container (124) along the first passage (107) and out of the second passage (119).

대표청구항 ▼

1. A valve arrangement for dispensing liquid from a flexible container (124), characterized thereby that it includesa) a container dispenser body (106) adapted to be connected to a flexible container (124) for containing a liquid; b) a passage (107) defined in the container dispenser body (106) havi

1. A valve arrangement for dispensing liquid from a flexible container (124), characterized thereby that it includesa) a container dispenser body (106) adapted to be connected to a flexible container (124) for containing a liquid; b) a passage (107) defined in the container dispenser body (106) having an inlet opening (132) and an outlet opening (138); c) a closing member (110) centrally, movably located in the container dispenser body (106) and being adapted to close off the passage (107) between its outlet opening (138) and its inlet opening (132); d) biasing means (168) integrally formed with the closing member (110) and being adapted in a position of rest to bias the closing member (110) to close off the passage (107); and e) a stem (162) adapted to guide and limit movement of the closing member (110) so that said closing member (110) is movable relative to said stem (162). 2. A valve arrangement as claimed in claim 1, characterized thereby that the closing member (110) and biasing means (168) are formed by a diaphragm body.3. A valve arrangement as claimed in claim 1, characterized thereby that the closiong member (110) is adapted to be pushed together.4. A valve arrangement as claimed in claim 1, characterized thereby that the closing member (110) is substantially conically shaped.5. A valve arrangement as claimed in claim 1, characterized thereby that a passage (174) is provided in the closing member (110).6. A valve arrangement as claimed in claim 5, characterized thereby that the passage (174) is cylindrical in shape.7. A valve arrangement as claimed in claim 1, characterized thereby that the closing member (110) is slidably located on the stem (162).8. A valve arrangement as claimed in claim 5, characterized thereby that the stem (162) is slidably provided within the passage (174).9. A valve arrangement as claimed in claim 1, characterized thereby that the stem (162) is located in the container dispenser body (106) so that it is located between the closing member (110) and the inlet opening (132).10. A valve arrangement as claimed in claim 1, characterized thereby that the stem (162) is provided with spaces (159) through which a fluid may pass during use.11. A valve arrangement as claimed in claim 1, characterized thereby that it is made of suitable plastics material.12. A valve arrangement as claimed in claim 11, characterized thereby that it is manufactured by injection moulding.13. A valve arrangement for dispensing liquid from a flexible container (124), characterized thereby that it includesa) a valve body (118); b) a passage (119) defined in the valve body (118) and having an inlet opening (210) and an outlet opening (221) opposite to the inlet opening (210); c) a closing member (116, 118) adapted to close off the passage (119) between its inlet opening (210) and its outlet opening (221); d) biasing means (120) adapted in a position of rest to bias the closing member (116, 118) to close off the passage (119); and e) an annular ridge (232) integrally formed with the closing member (116, 118), the annular ridge (232) being adapted to be in sliding circumferential contact with an annular seat (216) of the valve body (118). 14. A valve arrangement for dispensing liquid from a flexible container (124), characterized thereby that it includesa first set of components (102) including: a) a container dispenser body (106) adapted to be connected on a container side to a flexible container (124) for containing a liquid and on a dispenser side opposite to the container side to a second set of components (104); b) a first passage (107) defined in the container dispenser body (106) having an inlet opening (132) on its container side and an outlet opening (138) on its dispenser side; c) a first closing member (110) centrally, movably located in the container dispenser body (106) and being adapted to close off the first passage (107) between its outlet opening (138) and its inlet opening (132); d) first biasing means (168) integrally formed with the closing member (110) and being adapted in a position of rest to bias the first closing member (110) to close off the first passage (107); e) a stem (162) adapted to guide and limit movement of the closing member (110); and a second set of components (104) including: a) a valve body (118) adapted to be operatively connected to the container dispenser body (106); b) a second passage (119) defined in the valve body (118) and having an inlet opening (210) on its side to face the container dispenser body (106) when connected to its dispenser side and an outlet opening (221) opposite to the inlet opening (210); c) a second closing member (116, 118) adapted to close off the second passage (119) between its inlet opening (210) and its outlet opening (221); d) second biasing means (120) adapted in a position of rest to bias the second closing member (116,118) to close off the second passage (119); and e) an annular ridge (232) integrally formed with the closing member (116, 118), the annular ridge (232) being adapted to be in sliding circumferential contact with an annular seat (216) of the valve body (118). 15. A valve arrangement as claimed in claim 14, characterized thereby that it includes operating means (114, 198, 136) adapted to move the valve body (118) and the container dispenser body (106) relatively together from their respective positions of rest into an operative position in which the first passage (107) and the second passage (119) are opened against the action of their respective biasing means (168, 120) for allowing liquid to flow along the first passage (107) from the flexible container (124) into the second passage (119) and out of the second passage (119).16. A valve arrangement as claimed in claim 15, characterized thereby that the operating means (114, 198, 136) includes guiding means (198, 136) for rotatably guiding a nut (114) associated with the valve body (118) along at least one spiral groove (136) provided externally on the container body (106).17. A valve arrangement as claimed in claim 16, characterized thereby that the guiding means (198, 136) includes at least one spiral groove (136) provided externally on the container body (106) and associated protrusion(s) (198) provided internally in the nut (114).18. A valve arrangement as claimed in claim 14, characterized thereby that the first closing member (110) includes a stem (162) associated with the first biasing means in the form of a diaphragm body (168), the diaphragm body (168) being adapted to close off the first passage (107) between its inlet opening (132) and its outlet opening (138).19. A valve arrangement as claimed in claim 14, characterized thereby that the second closing member (116, 118) includes a valve body (116) adapted to close off the second passage (119) between its inlet opening (210) and its outlet opening (221).20. A valve arrangement as claimed in claim 14, characterized thereby that the second biasing means includes a coil spring (120) adapted to act between the dispensing member (122) and the valve body (116) for biasing the valve body (116) relatively towards the container dispenser body (106) during its position of rest.21. A valve arrangement as claimed in claim 14, characterized thereby that it is made of suitable plastics material.22. A valve arrangement as claimed in claim 21, characterized thereby that it is manufactured by injection moulding.