WO1998038480A1 - Fluid metering device - Google Patents
Fluid metering device Download PDFInfo
- Publication number
- WO1998038480A1 WO1998038480A1 PCT/GB1998/000491 GB9800491W WO9838480A1 WO 1998038480 A1 WO1998038480 A1 WO 1998038480A1 GB 9800491 W GB9800491 W GB 9800491W WO 9838480 A1 WO9838480 A1 WO 9838480A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fluid
- rotor
- bore
- piston
- chamber
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
- G01F11/02—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
- G01F11/021—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the piston type
- G01F11/024—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the piston type the pistons reciprocating in rotatable cylinders
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53740898A JP2001504234A (en) | 1997-02-25 | 1998-02-17 | Fluid measurement device |
AU62246/98A AU6224698A (en) | 1997-02-25 | 1998-02-17 | Fluid metering device |
EP98904304A EP0963543A1 (en) | 1997-02-25 | 1998-02-17 | Fluid metering device |
US09/376,947 US6179583B1 (en) | 1997-02-25 | 1999-08-18 | Metered fluid delivery device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9703918.4 | 1997-02-25 | ||
GBGB9703918.4A GB9703918D0 (en) | 1997-02-25 | 1997-02-25 | Fluid metering dispenser |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09/376,947 Continuation-In-Part US6179583B1 (en) | 1997-02-25 | 1999-08-18 | Metered fluid delivery device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998038480A1 true WO1998038480A1 (en) | 1998-09-03 |
Family
ID=10808292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1998/000491 WO1998038480A1 (en) | 1997-02-25 | 1998-02-17 | Fluid metering device |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0963543A1 (en) |
JP (1) | JP2001504234A (en) |
AU (1) | AU6224698A (en) |
GB (1) | GB9703918D0 (en) |
WO (1) | WO1998038480A1 (en) |
ZA (1) | ZA981480B (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0980690A3 (en) * | 1998-08-19 | 2000-03-01 | Weston Medical Limited | Device for metered fluid delivery |
US6179583B1 (en) | 1997-02-25 | 2001-01-30 | Weston Medical Limited | Metered fluid delivery device |
WO2002032765A1 (en) * | 2000-10-17 | 2002-04-25 | Ross Agar | Fixed volume dispenser |
WO2008058539A1 (en) * | 2006-11-14 | 2008-05-22 | Bang & Olufsen Medicom A/S | An inhaler with a forward metering valve |
JP2008286801A (en) * | 1998-10-14 | 2008-11-27 | Chrysalis Technologies Inc | Metering apparatus |
WO2016026004A1 (en) * | 2014-08-21 | 2016-02-25 | Lindsay Thomas William | A depositing apparatus |
WO2018162883A1 (en) * | 2017-03-06 | 2018-09-13 | Hodges & Drake Design Limited | Apparatus for dispensing a flowable product |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1198736A (en) * | 1967-05-17 | 1970-07-15 | Illinois Tool Works | Measuring and Dispensing Devices. |
US4773565A (en) * | 1983-12-02 | 1988-09-27 | Phillips Petroleum Company | Rotary valve |
EP0406800A2 (en) * | 1989-07-07 | 1991-01-09 | Barmag Ag | Vane vacuum pump with dosing device |
US5368195A (en) * | 1993-05-13 | 1994-11-29 | Pleet; Lawrence | Pressurized bag-in-bottle liquid dispensing system |
US5547110A (en) * | 1993-10-01 | 1996-08-20 | Wilhelm A. Keller | Metering device for fluids |
-
1997
- 1997-02-25 GB GBGB9703918.4A patent/GB9703918D0/en active Pending
-
1998
- 1998-02-17 JP JP53740898A patent/JP2001504234A/en active Pending
- 1998-02-17 EP EP98904304A patent/EP0963543A1/en not_active Ceased
- 1998-02-17 AU AU62246/98A patent/AU6224698A/en not_active Abandoned
- 1998-02-17 WO PCT/GB1998/000491 patent/WO1998038480A1/en not_active Application Discontinuation
- 1998-02-23 ZA ZA981480A patent/ZA981480B/en unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1198736A (en) * | 1967-05-17 | 1970-07-15 | Illinois Tool Works | Measuring and Dispensing Devices. |
US4773565A (en) * | 1983-12-02 | 1988-09-27 | Phillips Petroleum Company | Rotary valve |
EP0406800A2 (en) * | 1989-07-07 | 1991-01-09 | Barmag Ag | Vane vacuum pump with dosing device |
US5368195A (en) * | 1993-05-13 | 1994-11-29 | Pleet; Lawrence | Pressurized bag-in-bottle liquid dispensing system |
US5547110A (en) * | 1993-10-01 | 1996-08-20 | Wilhelm A. Keller | Metering device for fluids |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6179583B1 (en) | 1997-02-25 | 2001-01-30 | Weston Medical Limited | Metered fluid delivery device |
EP0980690A3 (en) * | 1998-08-19 | 2000-03-01 | Weston Medical Limited | Device for metered fluid delivery |
JP2008286801A (en) * | 1998-10-14 | 2008-11-27 | Chrysalis Technologies Inc | Metering apparatus |
WO2002032765A1 (en) * | 2000-10-17 | 2002-04-25 | Ross Agar | Fixed volume dispenser |
WO2008058539A1 (en) * | 2006-11-14 | 2008-05-22 | Bang & Olufsen Medicom A/S | An inhaler with a forward metering valve |
WO2016026004A1 (en) * | 2014-08-21 | 2016-02-25 | Lindsay Thomas William | A depositing apparatus |
AU2015252069A1 (en) * | 2014-08-21 | 2016-03-10 | Thomas William Lindsay | A depositing apparatus |
WO2018162883A1 (en) * | 2017-03-06 | 2018-09-13 | Hodges & Drake Design Limited | Apparatus for dispensing a flowable product |
US10928235B2 (en) | 2017-03-06 | 2021-02-23 | Hodges & Drake Design Limited | Apparatus for dispensing a flowable product |
Also Published As
Publication number | Publication date |
---|---|
GB9703918D0 (en) | 1997-04-16 |
EP0963543A1 (en) | 1999-12-15 |
ZA981480B (en) | 1998-10-22 |
AU6224698A (en) | 1998-09-18 |
JP2001504234A (en) | 2001-03-27 |
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