CN1646231B - Distributor for a liquid product - Google Patents
Distributor for a liquid product Download PDFInfo
- Publication number
- CN1646231B CN1646231B CN03808560.7A CN03808560A CN1646231B CN 1646231 B CN1646231 B CN 1646231B CN 03808560 A CN03808560 A CN 03808560A CN 1646231 B CN1646231 B CN 1646231B
- Authority
- CN
- China
- Prior art keywords
- valve
- pump
- described valve
- product
- valve head
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1001—Piston pumps
- B05B11/1016—Piston pumps the outlet valve having a valve seat located downstream a movable valve element controlled by a pressure actuated controlling element
- B05B11/1019—Piston pumps the outlet valve having a valve seat located downstream a movable valve element controlled by a pressure actuated controlling element the inlet valve moving concurrently with the controlling element during whole pressure and aspiration strokes, e.g. a cage for an inlet valve ball being part of the controlling element
-
- 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
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1038—Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber
- B05B11/104—Pressure accumulation pumps, i.e. pumps comprising a pressure accumulation chamber the outlet valve being opened by pressure after a defined accumulation stroke
Landscapes
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention relates to a manually actuated distribution pump which is used to supply a dose of a liquid product each time it is actuated. Said pump comprises a pump housing (10) containing a pump chamber (11) and a return spring (50) which elastically brings the pump towards its neutral position and automatically brings it back into said neutral position after each actuation. Said pump chamber (11) comprises an outlet valve (40) which is pushed towards a closing position by the pressure of the product when the pump is actuated, and is mechanically opened by a valve control element (60) at the end of the actuation, when the dose is complete. The invention is characterised in that the distribution pump comprises valve blocking means for maintaining the outlet valve (40) in the open position while the product is ejected from the pump chamber (11), in order to prevent the flow of the liquid product from closing the outlet valve (40) before the entire dose of the liquid product has been ejected. Said outlet valve (40) is mechanically closed by the valve control element (60) by means of the return spring (50) of the pump once the liquid product has been ejected.
Description
Technical field
The present invention relates to a fluid product dispensing pump, relate in particular to a manual operated pump, when operating, to distribute potion amount fluid product at every turn.
Background technology
Pump, especially so-called " metering " formula pump---all can distribute potion volume production product at every turn when described pump is operated, know for present technology.They generally are used for the distributing fluids product, as medicine, beauty treatment, perfume or similar products.Described pump has a pump chamber usually, and described pump chamber is limited between pump chamber inlet valve and the pump chamber rear pump.During operation, inlet valve cuts out automatically, and after a period of time, rear pump is opened, to eject the product in the pump chamber.For improving the operation of described pump, once proposed to implement the outlet valve of pump chamber, like this, when pump operated, the pressure that product produces in the pump chamber makes rear pump shift to its closed position, and this has guaranteed positive confinement.Then, after best operated end, dosage had squeezed, rear pump was mechanically opened again, to open passage, ejected the product in the pump chamber.Described pump was especially described in the french patent application FR 00-13569 that submitted on October 23rd, 2000.Although the operation of described pump is also satisfactory, described delivery side of pump valve running aspect still has problems.In fact, in the pump operated process, outlet valve is pushed on its closed position by product pressure, and then mechanically opens, to eject described product, the danger that exists promptly is, after outlet valve was opened, fluid product flowed to outside the pump chamber, outlet valve can be pushed on its closed position, like this, potion volume production product may be also unallocated intact.Therefore, the dosage of reallocating again surely that differs.
Summary of the invention
The object of the present invention is to provide a kind of fluid product dispensing pump that does not have above-mentioned defective.
Therefore, the object of the present invention is to provide a kind of fluid product dispensing pump, when described pump can guarantee that pump is operated, can both distribute each dose fluid product at every turn.
The present invention also aims to provide a kind of fluid product dispensing pump, the production of described pump and assembling were both simple, and cost is low again.
Therefore, the objective of the invention is to propose a kind of manual operation formula fluid product dispensing pump, with when operating at every turn, distribute a dosage fluid product, described pump comprises the pump housing, one pump chamber and a return spring are arranged in the described pump housing, described return spring can flexibly pull to its resting position to pump, after each operation described pump automatic homing is arrived described resting position, described pump chamber comprises an outlet valve, when pump operated, described outlet valve is pushed to its closed position by product pressure, EO, when dosage distributes, mechanically open by a valve control piece again, it is characterized in that, pump comprises valve lockout devices, with when product ejects pump chamber, rear pump is fixed on the open position, before avoiding the flow product dosage to spray, fluid product mobile closes outlet valve again and closes, fluid product sprays when finishing, and described outlet valve is mechanically cut out by described valve control piece under the described return spring effect of pump.
Advantageously, pump chamber is formed between the first piston and second piston.
Advantageously, described valve lockout devices promptly is outlet valve is fixed on its open position.
Advantageously, described outlet valve comprises a valve element and a valve seat, and described valve element comprises a valve head and a valve body, and described valve head can sealing means and in the locational described valve seat cooperation of valve closure, and described valve body begins to extend axially from described valve head.The diameter of described valve body is less than the diameter of described valve head, described valve body is in that side relative with described valve head, comprise a valve support, the diameter of described valve support is greater than the diameter of described valve body, the valve control piece is slidably mounted on around the described valve body, mechanically with described valve support cooperation, to open outlet valve, with described valve head cooperation, to close outlet valve.
Advantageously, valve seat is formed in the described first piston, and described valve head frictionally inserts in the described first piston, and a power bigger than described frictional force must be arranged so that described valve head is with respect to described valve seat, its close and open position between move.
Advantageously, valve seat is formed by a radial ringed surface, and described surface is approximately perpendicular to the central shaft of pump, inlet around playpipe, described inlet links together a pump chamber and a dispensing orifice, and described valve head is cooperated with described radial ringed surface by another radial surface.
Advantageously, described first piston comprises an axial sleeve pipe, the slippage in described sleeve pipe of described valve head, and the internal diameter of described axial sleeve pipe is slightly less than the external diameter of described valve head, so that determine described frictional force, and therefore determine to make described valve head to move necessary power with respect to described valve seat.
Advantageously, described axial sleeve pipe comprises stop device---as a convex shoulder radially, to determine the open position of described valve head.
Advantageously, the surface of described axial sleeve pipe is the frustum truncated cone shape at least in part, the slippage on described surface of described valve head.
Advantageously, described valve head comprises the product channels device, as the one or more holes on the valve head as described in being located at.
The present invention also aims to propose to comprise the fluid product dispensing device of the above-mentioned type pump.
Description of drawings
Referring now to accompanying drawing, the present invention is described for example in more detail with non-limiting way.In the accompanying drawing:
-Fig. 1 is the diagrammatic cross-sectional view of the one fluid product dispensing pump of one optimization embodiment according to the present invention, and pump shown in the figure is on its resting position,
-Fig. 2 is similar to Fig. 1, but pump is on its operating position,
-Fig. 3 is the thin portion of the cross section sketch behind the magnification ratio of delivery side of pump valve among Fig. 1,2, and the valve of outlet shown in the figure is on its closed position,
-Fig. 4 is similar to Fig. 3, but outlet valve is on its open position, and
-Fig. 5 simply shows according to an enforcement modification of the present invention, on the valve of outlet shown in the figure is in the closed position.
The specific embodiment
As shown in the figure, the present invention relates to a pump, described pump comprises a pump housing 10, and a pump chamber 11 is arranged in the described pump.Pump chamber 11 is limited between the first piston 20 and second piston 30, and described first piston is called " high-order piston ", and described second piston is called " low level piston ", and pump chamber 11 comprises an inlet valve 80 and an outlet valve 40.Advantageously, inlet valve 80 is embodied as a sphere, described ball and respective valve seat cooperation.As shown in Figure 1, 2, advantageously, the slippage in the pump housing of larger diameter part of high-order piston 20, and low level piston 30 the pump housing of minor diameter partly in slippage.This class pump is like this usually.In addition, pump also comprises a return spring 50, and to resting position shown in Figure 1 is pushed pump in described spring ground, and after each operation, described spring can make described spring return described resting position automatically.In embodiment as shown in the figure, return spring 50 is placed between the pump housing and the import valve seat 80, but also can consider other any position of return spring 50.
Implementing outlet valve 40, is when pump operated, and described valve can be in pump chamber 11 under the pressure effect of product, shifts to its closed position, and when dosage has sprayed, behind the EO, described outlet valve 40 is mechanically opened by valve control piece 60.Described valve control piece 60 is cooperated with low level piston 30 or the parts that are connected described piston on the one hand and outlet valve 40 cooperations on the other hand.
According to the present invention, pump comprises valve lockout devices, with when fluid product is ejected pump chamber 11, outlet valve 40 is fixed on the open position.Like this, before the dosage in described pump chamber 11 has not sprayed, can avoid because fluid product flows out pump chamber 11, and close outlet valve 40.After fluid product had sprayed, closing again under return spring 50 effects of pump of outlet valve 40 mechanically implemented by described valve control piece 60.Advantageously, the locking device of outlet valve is that an outlet valve 40 is fixed on the open position, as hereinafter with reference to of the present invention one optimize embodiment described.
Fig. 1 to 4 shows of the present invention one and optimizes embodiment.In said embodiment, outlet valve 40 comprises a valve element 41, described valve element and valve seat 42 cooperations.Valve element 41 comprises a valve head 43, and described valve head is with sealing means and described valve seat 42 cooperations that are on valve 40 closed positions.Valve element 41 also comprises a valve body 44, and in embodiment as described in Figure, described valve body extends axially from described valve head 43.Advantageously, the diameter of valve body 44 is less than the diameter of valve head 43, and in a side relative with described valve head 43, valve body 44 has a valve support 45, and the diameter of described valve support is again greater than the diameter of described valve body 44.Adopt described mode, valve body 44 has been determined the mid portion of minor diameter more, and described mid portion is between valve head 43 and valve support 45.Valve control piece 60 is slidingly mounted on around the described valve body 44, especially around the part of described more minor diameter, mechanically cooperates with valve support 45 on the one hand, to open outlet valve 40, on the other hand with valve head 43 cooperations, to close outlet valve 40.Outlet valve described opened, shutoff operation is mechanically implemented by described valve control piece 60.
Advantageously, it is in the high-order piston that the valve seat 42 of outlet valve 40 is formed at described first piston 20, and described valve head 43 frictionally inserts 20 li of described first pistons.Adopt this mode, be higher than described frictional force a power must so that described valve head 43 move between closing and opening described with respect to described valve seat 42.Advantageously, valve seat 42 can be formed by a horizontal or radial ringed surface, and described surface is approximately perpendicular to the axis of pump, and around the inlet 71 of injection valve 70, described inlet makes pump chamber 11 link to each other with a dispensing orifice.Traditionally, high-order piston 20 can connect an action bars, described action bars comprise ejecting product one in manage 70.Advantageously, valve head 43 is by an independent radial surface 43 ' and described radial ringed surperficial 42 cooperations.Between described annular radial surface 42 and 43 ', at the interface, a special profile is arranged, to help the sealing of the outlet valve 40 in the closed position.Therefore, as long as a generation pressure in the pump chamber 11, outlet valve 40 will be pushed to its closed position, and this has guaranteed the sealing fully of described valve.
Advantageously, high-order piston 20 comprises an axial inner sleeve 21, and described valve head 43 slides in described sleeve pipe.For implementing the present invention, the internal diameter of described axial sleeve pipe 21 can be slightly less than the external diameter of described valve head 43.Adopt this mode, can determine the described frictional force between described valve head 43 and the described axial sleeve pipe 21, therefore, promptly determined the essential power that described valve head 43 is moved with respect to described valve seat 42.Advantageously, shown in Fig. 3,4, the axial sleeve pipe 21 of high-order piston 20 can comprise stop device 22, and described stop device for example is embodied as continuous or interrupted radially convex shoulder shape, to determine the open position of described valve head 43.Advantageously, axially surface 23---the valve head 43 that sliding on the described surface of sleeve pipe 21 can be the frustum circular cone shape to small part, and narrow down between closed position and open position, as shown in Figure 5.Described frustum frustum of a cone part 23 combines with above-mentioned stop convex shoulder most probably.In addition, in the special configuration shown in the figure, valve head 43 can comprise product channels device 48, and described device for example can be embodied as one or more holes, and described hole can be located at around the described valve head 43.
The pump in accordance with the present invention operation is as follows.When the user pump during from resting position shown in Figure 1 operation, the action bars that its promotes to link to each other with high-order piston 20 is axially shifted to the below, as shown in Figure 1, this can make pump chamber 11 interior superpressures.Described superpressure is closed inlet valve 80 automatically, under the pressure effect that in pump chamber 11, produces, and mobile low level piston 30.The diameter of the pump housing that the slippage of low level piston is arranged is less than the diameter of the pump housing that high-order piston slippage is arranged, and low level piston 30 gets faster than high-order piston 20 downward axial slips.As shown in Figure 1, 2, low level piston 30 is by a radially convex shoulder and control piece 60 cooperations, and like this, when low level piston 30 moved axially, it also drove described valve control piece 60 and together moves.Therefore, described valve control piece 60 is around valve casing 44 slippages of reduced.In fact, valve element 41 together moves with first piston 20, and the valve control piece 60 and second piston 30 together move, and like this, valve control piece 60 moves axially sooner downwards than valve element 41.When valve control piece 60 arrives lower end position---it is by convex shoulder 61 and valve support 45 cooperations on described position, it axially drives described valve element 41 downwards, like this, described valve element 41 is thrown off valve seat 42, under the effect of described before valve element product pressure in pump chamber 11, be compressed against on the described valve seat.As shown in Figure 4, valve element 41, especially valve head 43, in axial inner sleeve 21 the insides of first piston 20, axially move a bit of distance A, and described distance is enough opened the passage that is contained in the product in the pump chamber 11.Thereby the product in the described pump chamber 11 flows to the described playpipe 70 in described first piston 20 by described product channels 48.Advantageously, as shown in Figure 4, convex shoulder 22 (and/or frustum frustum-conical surface 23)---described convex shoulder can be located on axial sleeve pipe 21 sidewalls, has determined the open position of outlet valve 40.As among Fig. 3,4 with the mode of suitable exaggeration external diameter that simply illustrate, valve head 43 greater than the axial internal diameter of sleeve pipe 21.Can be fixed on described valve head 43 in the described axial sleeve pipe 21 by friction like this, in the whole course of injection of product, described friction enough is fixed on described outlet valve 40 on the open position in pump chamber 11.Therefore, do not exist product dosage in the pump chamber 11 not spray before, outlet valve 40 just closes the danger of closing, this makes the distribution of pump and operation not only safely but also reliable, is especially spraying on the dosage again.When the user unclamped the pressure that is applied on the pump, return spring 50 drew control piece 60 on axially, and like this, described control valve device slides around described valve body 44 heavily again, until it by its convex shoulder 61 and valve head 43 cooperations.Thereby determined valve head 43 and the axial frictional force between the sleeve pipe 21, like this, it can be slightly less than return spring 50 and be applied to power on the valve control piece 60.Therefore, described valve control piece 60 seals on the position contacting, mechanically to close outlet valve 40, although still have frictional force between the axial sleeve pipe 21 of valve head 43 and high-order piston 20 by valve element 41 axially upwards being pushed into valve seat 42.
Therefore, the present invention proposes a fluid product dispensing pump, in described type of pump, in the whole impulse stroke of pump, outlet valve is shifted to its closed position, this has guaranteed described locational positive confinement, described valve was mechanically opened again when impulse stroke finished, ejecting the product in the pump chamber since outlet valve can product sprayed in pump chamber before, unexpected closing closed under the product stream effect of flowing out, thereby guaranteed the distribution fully of dosage in the pump chamber.
The description of this invention is with reference to the special embodiment of one, but certainly, those skilled in the art can carry out any modification, and this does not exceed the scope of the present invention that claims are determined.In particular, the special shape of outlet valve, i.e. its valve element, valve seat, and the shape of valve control piece can be implemented in different ways, and condition is that the machinery that they can implement described outlet valve is opened and closing function.Therefore, can consider outlet valve is fixed on locking device on its open position, described locking device can adopt and be different from the mode of carving card and implement.For example, can use mechanical locking, described device can prevent that outlet valve from cutting out, and after each operation, when pump returned its resting position, described locking device just utilized any way to be released out.Also can consider other modification.
Claims (13)
1. manual operation formula fluid product dispensing pump, it is used for distributing a dosage fluid product when each operation, and described pump comprises: a pump housing (10), the described pump housing have a pump chamber (11); And a return spring (50), described return spring flexibly described pump pressure to its resting position, and after each operation, with described pump automatic homing to described resting position;
Described pump chamber (11) comprises an outlet valve (40), and when pump operated, described outlet valve (40) is pushed to its closed position by product pressure, and when EO, after dosage has assigned, is mechanically opened by a valve control piece (60) again when described,
It is characterized in that, described pump comprises valve lockout devices, be used for when product ejects described pump chamber (11), described outlet valve (40) is remained on the open position, avoiding before fluid product dosage has all sprayed, fluid product mobile closes described outlet valve (40) again and closes the fluid product AEI After End of Injection, described outlet valve (40) mechanically cuts out by described valve control piece (60) under return spring (50) effect of described pump.
2. according to the described pump of claim 1, it is characterized in that described pump chamber (11) is formed between first piston (20) and second piston (30).
3. according to claim 1 or 2 described pumps, it is characterized in that described valve lockout devices is described outlet valve (40) is held on its open position.
4. according to the described pump of claim 2, it is characterized in that, described outlet valve (40) comprises a valve element (41) and a valve seat (42), described valve element (41) comprises a valve head (43) and a valve body (44), described valve head can be cooperated with described valve seat (42) on the detent position of described valve (40) with sealing means, described valve body begins to extend axially from described valve head (43), the diameter of described valve body (44) is less than the diameter of described valve head (43), described valve body (44) comprises a valve support (45) in that side relative with described valve head (43), the diameter of described valve support is greater than the diameter of described valve body (44), described valve control piece (60) is slidably mounted on described valve body (44) on every side, and mechanically cooperate with described valve support (45), so that open described outlet valve (40), and cooperate with described valve head (43), so that close described outlet valve (40).
5. according to the described pump of claim 4, it is characterized in that, described valve seat (42) is formed in the described first piston (20), described valve head (43) frictionally inserts in the described first piston (20), must have a power bigger than described frictional force make described valve head (43) with respect to described valve seat (42) its close and open position between move.
6. according to the described pump of claim 5, it is characterized in that, described valve seat (42) is formed by a radial ringed surface, described surface is approximately perpendicular to the central shaft of described pump, and around the inlet (71) of a playpipe (70), described inlet is connected to a dispensing orifice to described pump chamber (11), and described valve head (43) is cooperated with described radial ringed surface (42) by a corresponding radial surface (43 ').
7. require 5 or 6 described pumps according to aforesaid right, it is characterized in that, described first piston (20) comprises an axial sleeve pipe (21), described valve head (43) slippage in described sleeve pipe, the internal diameter of described axial sleeve pipe (21) is slightly less than the external diameter of described valve head (43), so that determine described frictional force, and therefore determine to make described valve head (43) with respect to the mobile necessary power of described valve seat (42).
8. according to the described pump of claim 7, it is characterized in that described axial sleeve pipe (21) comprises stop device (22), to determine the open position of described valve head (43).
9. according to the described pump of claim 8, it is characterized in that described stop device (22) comprises a convex shoulder radially.
10. require 7 described pumps according to aforesaid right, it is characterized in that, the surface (23) of described axial sleeve pipe (21) is the frustum truncated cone shape at least in part, described valve head (43) slippage on described surface.
11. require 4 described pumps according to aforesaid right, it is characterized in that described valve head (43) comprises product channels device (48), this product channels device is located on described valve head (43) periphery.
12. require 11 described pumps, it is characterized in that described product channels device (48) comprises at least one hole according to aforesaid right.
13. device fluid dispensing product is characterized in that, it comprises according to each described pump in the aforesaid right requirement.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0204809A FR2838783B1 (en) | 2002-04-17 | 2002-04-17 | FLUID PRODUCT DISPENSING PUMP |
FR02/04809 | 2002-04-17 | ||
PCT/FR2003/001182 WO2003086650A1 (en) | 2002-04-17 | 2003-04-14 | Distribution pump for a liquid product |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1646231A CN1646231A (en) | 2005-07-27 |
CN1646231B true CN1646231B (en) | 2010-09-29 |
Family
ID=28686135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN03808560.7A Expired - Fee Related CN1646231B (en) | 2002-04-17 | 2003-04-14 | Distributor for a liquid product |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1497039B1 (en) |
JP (1) | JP4295121B2 (en) |
CN (1) | CN1646231B (en) |
AU (1) | AU2003262156A1 (en) |
DE (1) | DE60301572T2 (en) |
FR (1) | FR2838783B1 (en) |
WO (1) | WO2003086650A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2862106B1 (en) * | 2003-11-07 | 2007-08-24 | Valois Sas | FLUID PRODUCT DELIVERY PUMP. |
GB0610666D0 (en) * | 2006-05-30 | 2006-07-05 | Glaxo Group Ltd | Fluid dispenser |
DE102009006428B4 (en) * | 2009-01-23 | 2011-06-22 | Ing. Erich Pfeiffer GmbH, 78315 | discharge |
FR2973015B1 (en) * | 2011-03-25 | 2013-04-26 | Valois Sas | FLUID PRODUCT DELIVERY PUMP. |
CN103721881B (en) * | 2013-12-13 | 2016-06-29 | 中山市美捷时包装制品有限公司 | The aerosol apparatus of mouth structure grabbed by a kind of band easy to connect |
CN107934182A (en) * | 2017-12-22 | 2018-04-20 | 余姚晟祺塑业有限公司 | A kind of new type nozzle |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0614702A2 (en) * | 1993-03-08 | 1994-09-14 | SPRÜHVENTILE GmbH | Fluid pump dispenser for pharmaceutical applications |
CN1156114A (en) * | 1996-01-29 | 1997-08-06 | 蒙托拉斯股份有限公司 | Precompression pump sprayer |
US6196424B1 (en) * | 1997-05-29 | 2001-03-06 | Rexam Sofab | Articulated piston pump |
-
2002
- 2002-04-17 FR FR0204809A patent/FR2838783B1/en not_active Expired - Lifetime
-
2003
- 2003-04-14 AU AU2003262156A patent/AU2003262156A1/en not_active Abandoned
- 2003-04-14 WO PCT/FR2003/001182 patent/WO2003086650A1/en active IP Right Grant
- 2003-04-14 DE DE60301572T patent/DE60301572T2/en not_active Expired - Lifetime
- 2003-04-14 EP EP03740604A patent/EP1497039B1/en not_active Expired - Lifetime
- 2003-04-14 JP JP2003583649A patent/JP4295121B2/en not_active Expired - Fee Related
- 2003-04-14 CN CN03808560.7A patent/CN1646231B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0614702A2 (en) * | 1993-03-08 | 1994-09-14 | SPRÜHVENTILE GmbH | Fluid pump dispenser for pharmaceutical applications |
CN1156114A (en) * | 1996-01-29 | 1997-08-06 | 蒙托拉斯股份有限公司 | Precompression pump sprayer |
US6196424B1 (en) * | 1997-05-29 | 2001-03-06 | Rexam Sofab | Articulated piston pump |
Also Published As
Publication number | Publication date |
---|---|
JP2005526603A (en) | 2005-09-08 |
DE60301572D1 (en) | 2005-10-13 |
FR2838783B1 (en) | 2004-07-09 |
AU2003262156A1 (en) | 2003-10-27 |
EP1497039A1 (en) | 2005-01-19 |
EP1497039B1 (en) | 2005-09-07 |
JP4295121B2 (en) | 2009-07-15 |
WO2003086650A1 (en) | 2003-10-23 |
CN1646231A (en) | 2005-07-27 |
DE60301572T2 (en) | 2006-06-22 |
FR2838783A1 (en) | 2003-10-24 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20120414 |