CA2432814A1 - Manual or pump assist fluid dispenser - Google Patents
Manual or pump assist fluid dispenser Download PDFInfo
- Publication number
- CA2432814A1 CA2432814A1 CA002432814A CA2432814A CA2432814A1 CA 2432814 A1 CA2432814 A1 CA 2432814A1 CA 002432814 A CA002432814 A CA 002432814A CA 2432814 A CA2432814 A CA 2432814A CA 2432814 A1 CA2432814 A1 CA 2432814A1
- Authority
- CA
- Canada
- Prior art keywords
- container
- cap
- outlet opening
- liquid
- neck
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/1202—Dispensers for soap for liquid or pasty soap dispensing dosed volume
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K5/00—Holders or dispensers for soap, toothpaste, or the like
- A47K5/06—Dispensers for soap
- A47K5/12—Dispensers for soap for liquid or pasty soap
- A47K5/122—Dispensers for soap for liquid or pasty soap using squeeze bottles or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/0005—Components or details
- B05B11/0037—Containers
- B05B11/0039—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means
- B05B11/0044—Containers associated with means for compensating the pressure difference between the ambient pressure and the pressure inside the container, e.g. pressure relief means compensating underpressure by ingress of atmospheric air into the container, i.e. with venting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/0005—Components or details
- B05B11/0059—Components or details allowing operation in any orientation, e.g. for discharge in inverted position
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Closures For Containers (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
A chamber about an opening of an inverted container with an impeller with in the chamber which, on rotation, dispenses fluid from the chamber.
Claims (25)
1. A liquid dispenser comprising:
a resilient, enclosed container enclosed but for leaving at one end of the container a neck open at a container outlet opening, a cap having an end wall and a side wall of extending upwardly from the end wall to an remote portion of the side wall , a cap outlet opening through the side wall, the cap received on the neck with the neck extending into the cap, the remote portion of the cap about the neck engaging the neck to form fluid impermeable seal therewith, a passageway defined between the neck and the side wall of the cap outwardly of the neck and inwardly of the side wall open to both the container outlet opening and the cap outlet opening, wherein when the container is in an inverted position with the neck located below the remainder of the container, the container outlet opening is at a height which is below a height of the cap outlet opening, the side wall of the cap being disposed about an axis, the container outlet opening disposed coaxially within the side wall of the cap, an impeller disposed in the cap above the end wall of the cap and at least partially below the container outlet opening journalled for rotation about the axis, the impeller adapted on rotation to receive fluid above the impeller from the container outlet opening and to direct liquid radially outwardly into the passageway such that rotation of the impeller forces fluid into the passageway raising the level of fluid in the passageway to a height above the height of the cap outlet opening such that fluid flows out of the cap outlet opening, the impeller when not rotating not preventing air flow from the cap outlet opening to the container outlet opening.
a resilient, enclosed container enclosed but for leaving at one end of the container a neck open at a container outlet opening, a cap having an end wall and a side wall of extending upwardly from the end wall to an remote portion of the side wall , a cap outlet opening through the side wall, the cap received on the neck with the neck extending into the cap, the remote portion of the cap about the neck engaging the neck to form fluid impermeable seal therewith, a passageway defined between the neck and the side wall of the cap outwardly of the neck and inwardly of the side wall open to both the container outlet opening and the cap outlet opening, wherein when the container is in an inverted position with the neck located below the remainder of the container, the container outlet opening is at a height which is below a height of the cap outlet opening, the side wall of the cap being disposed about an axis, the container outlet opening disposed coaxially within the side wall of the cap, an impeller disposed in the cap above the end wall of the cap and at least partially below the container outlet opening journalled for rotation about the axis, the impeller adapted on rotation to receive fluid above the impeller from the container outlet opening and to direct liquid radially outwardly into the passageway such that rotation of the impeller forces fluid into the passageway raising the level of fluid in the passageway to a height above the height of the cap outlet opening such that fluid flows out of the cap outlet opening, the impeller when not rotating not preventing air flow from the cap outlet opening to the container outlet opening.
2. A liquid dispenser as claimed in claim 1 wherein the impeller when not rotating not preventing air flow or fluid flow between the container and cap.
3. A liquid dispenser as claimed in claim 1 wherein the impeller forms with the cap and container neck a centrifugal pump to direct fluid from the container outlet opening radially into the passageway.
4. A liquid dispenser as claimed in claim 3 wherein the cap is circular in cross-section about the axis, the neck of the container is circular in cross-section about the axis, and the passageway is annular about the axis.
5. A liquid dispenser as claimed in claim 1 wherein the impeller has a radial extent not substantially less than a radial extent of the container outlet opening
6. A liquid dispenser as claimed in claim 1 wherein the impeller has a radial extent at least equal to a radial extent of the container outlet opening.
7. A liquid dispenser as claimed in claim 1 wherein the side wall of the cap has a lower cylindrical portion of a radius marginally greater than a radial extent of the impeller.
8. A liquid dispenser as claimed in claim 7 wherein the neck of the container has a lower cylindrical portion ending at the container outlet opening of a radius substantially the same as the radius of the lower cylindrical portion of the cap.
9. A liquid dispenser as claimed in claim 7 wherein the side wall of the cap opens upwardly from the lower cylindrical portion as a frustoconical portion.
10. A liquid dispenser as claimed in claim 1 wherein the container is resiliently deformable with an inherent shape having an inherent internal volume, the container being resilient such that after being deformed by forces forcing the container to assume shapes different than its inherent shape and having volumes less than the inherent volume, on release from such forces, the resiliency of the container biases the container toward reassuming its inherent shape and creating a vacuum in the container, when the container, in the inverted positions is deformed to the shapes different than the inherent shape, then liquid in the container is forced to flow out of the container via the container outlet opening through the passageway and out the cap outlet opening, when a vacuum exists in the container with the container in an inverted position, liquid in the cap is drawn back into the container until the height of liquid in the cap is below the height of the container outlet opening and the container outlet opening is open to air in the cap such that air in the cap flows under gravity upward through the neck into the container to decrease vacuum in the container, the container outlet opening at a height below a height of liquid in the container such that when pressure in the container is atmospheric pressure, due to gravity, the liquid from the container fills the neck and passageway to a.
height above the height of the container outlet opening and below the height of the cap outlet opening,.
height above the height of the container outlet opening and below the height of the cap outlet opening,.
11. A liquid dispenser as claimed in claim 1 wherein the cap is movable relative the neck between a closed position in which the cap prevents fluid flow through the passageway and an open position in which the passageway is open to fluid flow.
12. A liquid dispenser as claimed in claim 11 wherein in the closed position, the end wall of the cap engages the neck to close the container outlet opening preventing fluid flow there through and, in the open position, the end wall is spaced away from the container outlet opening.
13. A liquid dispenser as claimed in claim 12 wherein the side wall of the cap is disposed coaxially about the neck and the cap is axially movable relative the neck between the open position and the closed position.
14. A liquid dispenser as claimed in 1 including a motor operatively coupled to the impeller, the motor located below the end wall of the cap , a rotatable shaft coaxial with the axis passing in a sealed relation through the end wall of the cap and coupled at a lower end to the motor and at an upper end to the impeller.
15. A liquid dispenser as claimed in claim 1 wherein the cap further includes a support portion extending downwardly to support surfaces to engage a planar work surface to support the dispenser in a vertical position for use in dispensing.
16. A liquid dispenser as claimed in claim 15 wherein the cap further includes a support portion extending downwardly to support surfaces to engage a planar work surface to support the dispenser in a vertical position for use in dispensing, and a chamber is defined below the base of the cap within the support portion, the motor received within the chamber.
17. A liquid dispenser as claimed in claim 15 wherein the motor is an electric motor, and batteries for powering the motor are received in the chamber.
18. A liquid dispenser as claimed in claim 1 including a motor operatively coupled to rotate the impeller when activated, and a switch mechanism to activate the motor, and wherein liquid may be dispensed by either rotation of the impeller on activation of the motor or by manually compressing the container .
19. A liquid dispenser as claimed in claim 18 including a mechanism for manual engagement to compress the container selected from one of a lever having a first portion which bears on a side surface of the container and a second portion available to be manually moved so as to urge the first portion to compress the sides surface of the container and reduce the internal volume, and a resilient bulbous portion forming a portion of a side wall of the container for manual deformation to reduce the internal volume of the container .
20. A liquid dispenser comprising:
an enclosed resilient container enclosed but for having at one lower end of the container a neck open at a container outlet opening, the container outlet opening in sealed communication with a chamber forming element defining a chamber, the chamber having an air inlet and a liquid inlet, the liquid inlet open to the chamber at a height which is below a height at which the air inlet is open to the chamber, the air inlet in communication with air at atmospheric pressure such that the chamber is at atmospheric pressure, the liquid inlet connected via a liquid passageway with liquid nn the container, the liquid inlet at a height below a height of liquid in the container such that when pressure in the container is atmospheric pressure, due to gravity, thc:
liquid from the container fills the liquid passageway and, via the liquid passageway, fills the chamber to a height above the height of the liquid inlet and below the height of t:he air inlet, and wherein on dispensing liquid from the container increases vacuum below atmospheric in the container , the height of liquid in the chamber decreases until the h~°,ight of liquid is below the height of the liquid inlet and the liquid inlet is open to air in the chamber such that air in the chamber flows under gravity upward through the liquid passageway to the container to decrease vacuum in the reservoir, an impeller rotatably received therein for rotation to draw liquid via the liquid passageway from the container and raise the height of liquid in the chamber above the height of the air inlet.
an enclosed resilient container enclosed but for having at one lower end of the container a neck open at a container outlet opening, the container outlet opening in sealed communication with a chamber forming element defining a chamber, the chamber having an air inlet and a liquid inlet, the liquid inlet open to the chamber at a height which is below a height at which the air inlet is open to the chamber, the air inlet in communication with air at atmospheric pressure such that the chamber is at atmospheric pressure, the liquid inlet connected via a liquid passageway with liquid nn the container, the liquid inlet at a height below a height of liquid in the container such that when pressure in the container is atmospheric pressure, due to gravity, thc:
liquid from the container fills the liquid passageway and, via the liquid passageway, fills the chamber to a height above the height of the liquid inlet and below the height of t:he air inlet, and wherein on dispensing liquid from the container increases vacuum below atmospheric in the container , the height of liquid in the chamber decreases until the h~°,ight of liquid is below the height of the liquid inlet and the liquid inlet is open to air in the chamber such that air in the chamber flows under gravity upward through the liquid passageway to the container to decrease vacuum in the reservoir, an impeller rotatably received therein for rotation to draw liquid via the liquid passageway from the container and raise the height of liquid in the chamber above the height of the air inlet.
21. A liquid dispenser as claimed in claim 1 including a motor magnetically coupled to the impeller to rotate the impeller.
22. A liquid dispenser as claimed in claim 20 wherein the impeller when not rotating does not impede flow of air or liquid therepast.
23. A liquid dispenser as claimed in claim 22 wherein liquid in the dispenser may be dispensed by either compression of the container to reduce its volume or rotation of the impeller.
24. A liquid dispenser comprising:
a resilient, enclosed container enclosed but for having at one end of the container a neck open at a container outlet opening, a cap having an end wall and a side wall of extending upwardly from the end wall to an remote portion of the side wall, a cap outlet opening through the side wall, the cap received on the neck with the neck extending into the cap, the remote portion of the cap about the neck engaging the neck to form fluid impermeable seal therewith, a passageway defined between the neck and the side wall of the cap outwardly of the neck and inwardly of the side wall open to both the container outlet opening and the cap outlet opening, the side wall of the cap being disposed about an axis, the container outlet opening disposed coaxially within the side wall of the cap, an impeller disposed in the cap above the end wall of the cap and at least partially below the container outlet opening journalled for rotation about the axis, the impeller adapted on rotation to receive fluid above the impeller from the container outlet opening and to direct liquid radially outwardly into the passageway such that rotation of the impeller forces fluid into the passageway and out of the cap outlet opening.
a resilient, enclosed container enclosed but for having at one end of the container a neck open at a container outlet opening, a cap having an end wall and a side wall of extending upwardly from the end wall to an remote portion of the side wall, a cap outlet opening through the side wall, the cap received on the neck with the neck extending into the cap, the remote portion of the cap about the neck engaging the neck to form fluid impermeable seal therewith, a passageway defined between the neck and the side wall of the cap outwardly of the neck and inwardly of the side wall open to both the container outlet opening and the cap outlet opening, the side wall of the cap being disposed about an axis, the container outlet opening disposed coaxially within the side wall of the cap, an impeller disposed in the cap above the end wall of the cap and at least partially below the container outlet opening journalled for rotation about the axis, the impeller adapted on rotation to receive fluid above the impeller from the container outlet opening and to direct liquid radially outwardly into the passageway such that rotation of the impeller forces fluid into the passageway and out of the cap outlet opening.
25. A liquid dispenser as claimed in claim 24 wherein the cap is received on the neck for axial movement between an open position and a closed position, in the closed position, the neck about the container outlet opening engages the side wall of the cap to prevent communication from the container outlet opening and the passageway, in the open position, the neck about the container outlet opening is spaced from the side wall of the cap providing communication from the container outlet opening to the passageway.
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2432814A CA2432814C (en) | 2003-06-19 | 2003-06-19 | Manual or pump assist fluid dispenser |
| US10/810,615 US7198175B2 (en) | 2002-04-26 | 2004-03-29 | Manual or pump assist fluid dispenser |
| CA2528048A CA2528048C (en) | 2003-06-19 | 2004-06-15 | Manual or pump assist fluid dispenser |
| DE602004013312T DE602004013312T2 (en) | 2003-06-19 | 2004-06-15 | HAND-DRIVEN OR PUMP-DRIVEN DISPENSER FOR MEDIA |
| CNB2004800170717A CN100544653C (en) | 2003-06-19 | 2004-06-15 | Manually or pump assist fluid dispenser |
| JP2006515593A JP4467566B2 (en) | 2003-06-19 | 2004-06-15 | Manual or pump fluid dispenser |
| ES04737816T ES2301997T3 (en) | 2003-06-19 | 2004-06-15 | MANUAL LIQUID DISPENSER OR HELPED BY A PUMP. |
| PCT/CA2004/000875 WO2004110234A2 (en) | 2003-06-19 | 2004-06-15 | Manual or pump assist fluid dispenser |
| EP04737816A EP1633228B1 (en) | 2003-06-19 | 2004-06-15 | Manual or pump assisted fluid dispenser |
| US11/706,424 US20070194053A1 (en) | 2002-04-26 | 2007-02-15 | Fire resistant container system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2432814A CA2432814C (en) | 2003-06-19 | 2003-06-19 | Manual or pump assist fluid dispenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2432814A1 true CA2432814A1 (en) | 2004-12-19 |
| CA2432814C CA2432814C (en) | 2012-05-08 |
Family
ID=33557655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2432814A Expired - Lifetime CA2432814C (en) | 2002-04-26 | 2003-06-19 | Manual or pump assist fluid dispenser |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN100544653C (en) |
| CA (1) | CA2432814C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113017458A (en) * | 2021-04-29 | 2021-06-25 | 沙丽婷 | Hospital is with bed patient bath device |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013033939A1 (en) * | 2011-09-07 | 2013-03-14 | Pu Bing | Replaceable recirculation fluid infusion device and fluid infusion vessel having same |
| ES2823979T3 (en) | 2013-05-17 | 2021-05-11 | Essity Hygiene & Health Ab | Dispenser for storing and dispensing hygiene products |
| ITBO20150192A1 (en) * | 2015-04-17 | 2016-10-17 | Alfa Srl | MIXER FOR FLUID PRODUCTS |
| ES2939370T3 (en) * | 2016-01-12 | 2023-04-21 | Freezio Ag | Dispensing system with cartridge holder |
| WO2018039154A1 (en) * | 2016-08-23 | 2018-03-01 | Silgan Dispensing Systems Corporation | Pump dispenser head with increased unlocking torque |
| CN107878903B (en) * | 2017-11-22 | 2019-05-07 | 陈隽鸿 | A kind of seat platform formula discharging liquid by extruding system |
-
2003
- 2003-06-19 CA CA2432814A patent/CA2432814C/en not_active Expired - Lifetime
-
2004
- 2004-06-15 CN CNB2004800170717A patent/CN100544653C/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113017458A (en) * | 2021-04-29 | 2021-06-25 | 沙丽婷 | Hospital is with bed patient bath device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1809307A (en) | 2006-07-26 |
| CN100544653C (en) | 2009-09-30 |
| CA2432814C (en) | 2012-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20230619 |