CN102464134A - Lotion pump with external spring - Google Patents
Lotion pump with external spring Download PDFInfo
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- CN102464134A CN102464134A CN2011103721431A CN201110372143A CN102464134A CN 102464134 A CN102464134 A CN 102464134A CN 2011103721431 A CN2011103721431 A CN 2011103721431A CN 201110372143 A CN201110372143 A CN 201110372143A CN 102464134 A CN102464134 A CN 102464134A
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Abstract
The invention discloses a lotion pump with an external spring, which comprises a pressing head, a lock cover, a nut, a main column, a body, a piston, a sealing cover, a glass ball, a spherical sealing component and the external spring. The sealing cover is fixed in the body in a sealing way; the main column penetrates through the sealing cover; the external spring expands flexibly to prop between the main column and the upper end of the sealing cover; the bottom of the main column is provided with a ring-shaped clamping slot, and the piston is sleeved in the clamping slot of the main column and can move vertically; and the body is provided with a ventilation hole, the sealing cover is connected with the ventilation hole of the body and is internally provided with an air intake control chamber communicated with the ventilation hole, the spherical sealing component is matched in the air intake control chamber, and the opening or closing of the ventilation hole can be realized through changes in the position of the spherical sealing component. Since the unique anti-leakage structural design is adopted, the anti-leakage performance of a product is more effective and reliable, the difficulties in mold manufacturing and production process for the traditional lotion pump product can be simplified greatly, the production cost can be reduced, and the product yield can be increased.
Description
Technical field
The present invention relates to a kind of emulsion pump, particularly relate to the external emulsion pump of a kind of spring.
Background technology
The emulsion pump is generally used in daily cleaning such as hand cleanser, shower cream, mildy wash and the skin-protection product emulsion being pumped, and is used by a large amount of in the daily life.The conventional emulsion pump has two big defectives: one, spring is built-in, is immersed in for a long time to be easy in the emulsion get rusty and to pollute emulsion.Two, complex structural designs and unreasonable causes product performance index to be difficult for guaranteeing.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art; Provide a kind of spring external emulsion pump, spring does not contact emulsion, avoids getting rusty and polluting emulsion; Structure design simply reaches rationally; Product performance index is easy to guarantee that production difficulty and cost greatly reduce, and are emulsion pump production industry technical barrier's important breakthrough.
The technical solution adopted for the present invention to solve the technical problems is: the external emulsion pump of a kind of spring comprises head, locking closure, nut, principal post, body, piston, seal cover cap, beaded glass, spherical sealing element and external spring; The seal cover cap sealing and fixing is in body; Principal post passes seal cover cap and can slide up and down with respect to seal cover cap; External spring is opened between the upper end that withstands on principal post and seal cover cap; Head connects with the upper end fixed phase of principal post; The bottom of principal post is provided with the draw-in groove of annular, and piston bush is contained in the draw-in groove of principal post and can in the draw-in groove scope, moves along above-below direction; Locking closure is installed on the body and makes said nut be matched with body; Head is installed on the body through locking closure and head institute bonded assembly principal post is stretched in the body; The bottom of body is provided with inlet, and inlet top is provided with the feed liquor control chamber, and beaded glass is engaged in the said feed liquor control chamber and realizes opening or closing of inlet with the variation of position; Said body is provided with air extractor vent, and seal cover cap is connected the position of body air extractor vent, is provided with the air inlet control chamber that is communicated with air extractor vent in the seal cover cap, and said spherical sealing element is engaged in the said air inlet control chamber and realizes opening or closing of air extractor vent with the variation of position.
The bottom of the feed liquor control chamber of described body is made as inverted cone-shaped structure; Said beaded glass and this inverted cone-shaped structure constitute first check valve, when the pressure of feed liquor control chamber below during greater than the pressure of feed liquor control chamber top, and this first one-way valve opens; Said inlet is opened; When the pressure of feed liquor control chamber top during greater than the pressure of feed liquor control chamber below, this first closed check valve is closed said inlet.
One end of the air inlet control chamber of described seal cover cap is communicated in the air extractor vent of said body, and the other end of air inlet control chamber passes to the junction of seal cover cap and principal post, and the other end of this air inlet control chamber is made as the side pyramidal structure; And shrink gradually to the principal post direction; The other end of said spherical sealing element and this air inlet control chamber constitutes second check valve, when the pressure of air extractor vent direction during greater than the pressure of principal post direction, and this second closed check valve; Said air extractor vent is closed; When the pressure of air extractor vent direction during less than the pressure of principal post direction, this second one-way valve opens is opened said air extractor vent.
Said head is connected with the locking closure screw thread; Make the bottom of head institute bonded assembly principal post when said emulsion pump is in the not enabled state, beaded glass is pressed on the inverted cone-shaped structure of feed liquor control chamber bottom; Cause first closed check valve, the emulsion of inlet below can't upwards flow.
In the termination process, when said emulsion pump was in the not enabled state, the joint of principal post and seal cover cap was interference fit mutually for described principal post and seal cover cap slip.
Described principal post is provided with the milk channel of pass-out and be connected with the jet hole of head of making progress from the bottom; The principal post bottom is provided with the logical liquid window of side direction and is connected with milk channel; Should lead to the bottom that the liquid window is located at said draw-in groove; The inwall of piston matches with the bottom land of draw-in groove, and when piston moves to when contacting with the following cell wall of draw-in groove, the inwall of piston and the bottom land of draw-in groove are interference fit; Make when the emulsion pump is in the running condition of drawing emulsion that this logical liquid window of said piston closes is communicated with chamber body.
When described piston moves up and down in body; Being friction between the outer wall of piston and the inwall of body contacts; So that when said emulsion pump was in the running condition of drawing emulsion, piston moved on to the following cell wall of draw-in groove, when said emulsion pump is in the running condition that pumps emulsion; Piston moves on to the last cell wall of draw-in groove, thereby opens said logical liquid window.
The external emulsion pump of a kind of spring of the present invention in the time of on being installed in lotion pump, will add a pad in the junction of body and lotion pump bottleneck, to form sealing.The emulsion pump has three kinds of states, and the one, the not enabled state is meant that head is not upspring in processes such as storage, transportation; The 2nd, draw the running condition of emulsion, be meant that head is in the state of upspringing, the emulsion of lotion pump is drawn onto in the body; The 3rd, pump the running condition of emulsion, be meant under the head and emulsion extruded by state.
When the not enabled state, this state is accomplished the state after locking for the assembling of emulsion pump, under this state; The bottom pressed glass pearl of principal post; Beaded glass then is pressed on the inverted cone-shaped structure of feed liquor control chamber bottom, causes first closed check valve, and promptly the inlet of body is closed; Thereby realize the emulsion of lotion pump is blocked, make the lotion pump of filling emulsion receive in transit under the external force extruding and be unlikely to leak from the head jet hole.When receiving the external force extruding; Emulsion in the lotion pump gets into the air inlet control chamber through the air extractor vent of body; And spherical sealing element is pressed on the side pyramidal structure of air inlet control chamber; Cause second closed check valve, thus block in the lotion pump emulsion not from air extractor vent and through the air inlet control chamber to external leakage.Principal post and seal cover cap slip are mutually in the termination process; When said emulsion pump was in the not enabled state, the joint of principal post and seal cover cap was to be interference fit, like this; Can prevent in the lotion pump emulsion from air extractor vent through the air inlet control chamber to external leakage, form the double seal effect thus.
Drawing the running condition of emulsion, this state is that the head of emulsion pump is opened to upspring and drawn the state of emulsion.Under this state, piston is to move to the following cell wall of draw-in groove to contact, and the inwall of piston and the bottom land of draw-in groove are interference fit; Like this, make when the emulsion pump is in the running condition of drawing emulsion that this logical liquid window of said piston closes is communicated with chamber body; Like this; Can prevent that air outside from getting into body interior via the jet hole of head and the milk channel of principal post, forms the body interior negative pressure, thereby under the bar pressure effect, can emulsion be evacuated to body interior after piston is upspring.Under this state, the beaded glass upward movement makes first one-way valve opens; Promptly open the inlet of body, be provided with position limiting structure on the top of feed liquor control chamber, some ribs are spacing such as adopting; Both guaranteed the circulation of emulsion, again can beaded glass is spacing movable in the space of feed liquor control chamber.In this state, when the external force squeeze bottle period of the day from 11 p.m. to 1 a.m, the inwall of piston and the bottom land of draw-in groove are interference fit, can prevent the jet hole leakage of emulsion from head.Pressure in the lotion pump is pressed on spherical sealing element on the side pyramidal structure of air inlet control chamber through the body air extractor vent, causes second closed check valve, does not leak from air extractor vent thereby block emulsion.
Pump the running condition of emulsion, depressing the state of fluid when this state uses for the emulsion pump.When piston moves up and down in body, be friction between the outer wall of piston and the inwall of body and contact, under this state; Piston with the friction force effect of the inwall of body under upward movement, the upper end of piston contacts with the last cell wall of the draw-in groove of principal post, thereby opens said logical liquid window; The milk channel that emulsion gets into principal post through the logical liquid window of principal post, and the head inner passage is again from the ejection of head jet hole, under this state; Beaded glass then compresses the inverted cone-shaped structure of the feed liquor control chamber bottom of body under pressure; Form first closed check valve, said inlet is closed, guarantee that emulsion can be in body the backflow lotion pump.
In the use of emulsion pump, air will return replenish air in the lotion pump through the body air extractor vent.
The invention has the beneficial effects as follows, owing to adopted external spring design in the place that does not reach emulsion, like this; Emulsion connect spring not in whole use on the one hand, has prevented that spring from getting rusty and pollute emulsion; On the other hand; To the material requirement of spring, just do not need such as antirust requirement etc., thereby reduced the cost of spring; Owing to adopt a seal cover cap sealing and fixing in body; And be provided with the air inlet control chamber that is communicated with air extractor vent in the seal cover cap; And newly-increased spherical sealing element, let said spherical sealing element be engaged in the said air inlet control chamber and realize opening or closing of air extractor vent with the variation of position, be actually and be provided with one second check valve herein; No matter the emulsion pump is at the not enabled state; Still service condition utilizes second check valve can both realize the sealing to air extractor vent well, and simple in structure; Owing to adopted the inverted cone-shaped structure that the bottom of head institute bonded assembly principal post can be pressed on beaded glass feed liquor control chamber bottom when said emulsion pump is in the not enabled state; Cause first closed check valve; The emulsion of inlet below can't upwards flow; Like this, just make when the emulsion pump is in the not enabled state that the emulsion in the lotion pump is to get in the body through inlet; Because adopted principal post and seal cover cap slip mutually in the termination process, when said emulsion pump was in the not enabled state, the joint of principal post and seal cover cap was interference fit, like this, when being in the not enabled state for the emulsion pump, air extractor vent formation double seal.This uniqueness of the present invention prevent leakage structure design; Make that the properties of product requirement of anti-heads is effective more and reliable, thereby simplified the mould-manufacturing difficulty of conventional emulsion pump product, producting process difficulty greatly; Reduce productive costs, improved the finished product rate.The present invention has great production and economic value, is the revolutionary character breakthrough of emulsion pump product structure design.
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain; But a kind of two-in-one emulsion pump of the present invention is not limited to embodiment.
Description of drawings
Fig. 1 structure of the present invention (not enabled state) scheme drawing;
Fig. 2 structure of the present invention (drawing the running condition of emulsion) scheme drawing;
Fig. 3 is structure of the present invention (pumping the running condition of an emulsion) scheme drawing.
The specific embodiment
Shown in accompanying drawing, the external emulsion pump of a kind of spring of the present invention comprises head 1, locking closure 2, nut 3, principal post 4, body 5, piston 6, seal cover cap 7, beaded glass 8, spherical sealing element 9 and external spring 10; Seal cover cap 7 sealing and fixing are provided with place's step 51 in body 5 in body 5, seal cover cap 7 is to be fixed on step 51 places; Principal post 4 passes seal cover cap 7 and can slide up and down with respect to seal cover cap 7; External spring 10 elasticity are opened between the upper end that withstands on principal post 4 and seal cover cap 7, are provided with a downward step 41 at principal post 4, and the top of external spring 10 is the steps 41 times that withstand on principal post 4; Head 1 connects with the upper end fixed phase of principal post 4, and head and principal post can be fixedly connected through leading button; The bottom of principal post 4 is provided with the draw-in groove 42 of annular, and piston 6 is sleeved in the draw-in groove 42 of principal post and can in draw-in groove 42 scopes, moves along above-below direction; Locking closure 2 is installed on the body 5 and makes said nut 3 be matched with body 5, that is, locking closure 2 through two button lines with nut 3 and head 1 fastening on body 5; Head 1 is installed on the body 5 through locking closure 2 and 1 bonded assembly principal post 4 of head is stretched in the body 5; The bottom of body 5 is provided with inlet 52, and inlet 52 tops are provided with feed liquor control chamber 53, and beaded glass 8 is engaged in the said feed liquor control chamber 53 and realizes opening or closing of inlet 52 with the variation of position; Said body 5 is provided with air extractor vent 54; Seal cover cap 7 is connected the position of body air extractor vent; Be provided with the air inlet control chamber 71 that is communicated with air extractor vent 54 in the seal cover cap 7, said spherical sealing element 9 is engaged in the said air inlet control chamber 71 and realizes opening or closing of air extractor vent 54 with the variation of position.
The bottom of the feed liquor control chamber 53 of described body is made as inverted cone-shaped structure 531; Said beaded glass 8 constitutes first check valve with this inverted cone-shaped structure 531, when the pressure of feed liquor control chamber 53 belows during greater than the pressure of feed liquor control chamber top, and this first one-way valve opens; Said inlet 52 is opened; When the pressure of feed liquor control chamber 53 tops during greater than the pressure of feed liquor control chamber below, this first closed check valve is closed said inlet 52.
One end of the air inlet control chamber 71 of described seal cover cap is communicated in the air extractor vent 54 of said body, and the other end of air inlet control chamber passes to the junction of seal cover cap and principal post 4, and the other end of this air inlet control chamber 71 is made as side pyramidal structure 711; And shrink gradually to the principal post direction; Said spherical sealing element 9 constitutes second check valve with the other end of this air inlet control chamber, when the pressure of air extractor vent 54 directions during greater than the pressure of principal post 4 directions, and this second closed check valve; Said air extractor vent 54 is closed; When the pressure of air extractor vent 54 directions during less than the pressure of principal post 4 directions, this second one-way valve opens is opened said air extractor vent 54.
Said head 1 is connected with locking closure 2 screw threads; Make the bottom 43 of head institute bonded assembly principal post when said emulsion pump is in the not enabled state, beaded glass 8 is pressed on the inverted cone-shaped structure 531 of feed liquor control chamber bottom; Cause first closed check valve, the emulsion of inlet 52 belows can't upwards flow.
In the termination process, when said emulsion pump was in the not enabled state, principal post 4 was interference fit with the joint 47 of seal cover cap 7 mutually for described principal post 4 and seal cover cap 7 slips.
Described principal post 4 is provided with the milk channel 44 of pass-out and be connected with the jet hole 12 of head of making progress from the bottom; Principal post 4 bottoms are provided with the logical liquid window 45 of side direction and are connected with milk channel 44; Should lead to the bottom that liquid window 45 is located at said draw-in groove 42; The inwall of piston 6 matches with the bottom land 421 of draw-in groove 42, and when piston 6 moves to when contacting with the following cell wall of draw-in groove 42, the bottom land of the inwall of piston 6 and draw-in groove 42 is interference fit; Make when the emulsion pump is in the running condition of drawing emulsion that said piston 6 these logical liquid windows 45 of sealing are communicated with body 5 inner chambers.
When described piston 6 moves up and down in body 5; Being friction between the inwall of the outer wall of piston 6 and body 5 contacts; So that when said emulsion pump was in the running condition of drawing emulsion, piston 6 moved on to the following cell wall of draw-in groove 42, when said emulsion pump is in the running condition that pumps emulsion; Piston moves on to the last cell wall of draw-in groove 42, thereby opens said logical liquid window 45.
The external emulsion pump of a kind of spring of the present invention in the time of on being installed in lotion pump, will add a pad 11 in the junction of body 5 and lotion pump bottleneck, to form sealing.The emulsion pump has three kinds of states, and the one, the not enabled state is meant that head is not upspring in processes such as storage, transportation; The 2nd, draw the running condition of emulsion, be meant that head is in the state of upspringing, the emulsion of lotion pump is drawn onto in the body; The 3rd, pump the running condition of emulsion, be meant under the head and emulsion extruded by state.
When the not enabled state, this state is accomplished the state after locking for the assembling of emulsion pump, under this state; The bottom 43 pressed glass pearls 8 of principal post 4; 8 of beaded glasses are pressed on the inverted cone-shaped structure 531 of feed liquor control chamber bottom, cause first closed check valve, and promptly the inlet 52 of body is closed; Thereby realize the emulsion of lotion pump is blocked, make the lotion pump of filling emulsion receive in transit and be unlikely under the external force extruding to leak from head jet hole 12.When receiving the external force extruding; Emulsion in the lotion pump gets into air inlet control chamber 71 through the air extractor vent 54 of body; And spherical sealing element 9 is pressed on the side pyramidal structure 711 of air inlet control chamber; Cause second closed check valve, thus block in the lotion pump emulsion not from air extractor vent and through air inlet control chamber 71 to external leakage.Principal post 4 and seal cover cap 7 slips are mutually in the termination process; When said emulsion pump was in the not enabled state, the joint 47 of principal post and seal cover cap was to be interference fit, like this; Can prevent in the lotion pump emulsion from air extractor vent 54 through air inlet control chamber 711 to external leakage, form the double seal effect thus.
Drawing the running condition of emulsion, this state is that the head 1 of emulsion pump is opened to upspring and drawn the state of emulsion.Under this state; Piston 6 is to move to the following cell wall of draw-in groove 42 to contact, and the inwall of piston 6 and the bottom land of draw-in groove 421 are interference fit, like this; Make when the emulsion pump is in the running condition of drawing emulsion; Said piston 6 these logical liquid windows 45 of sealing are communicated with body 5 inner chambers, like this, can prevent that air outside from getting into body 5 inside via the jet hole 12 of head and the milk channel 44 of principal post; After piston 6 is upspring, form body 5 internal negative pressures, thereby under the bar pressure effect, can emulsion be evacuated to body 5 inside.Under this state; Beaded glass 8 upward movements make first one-way valve opens, promptly open the inlet 52 of body; Top at feed liquor control chamber 53 is provided with position limiting structure; Some ribs are spacing such as adopting, and both guaranteed the circulation of emulsion, again can beaded glass 8 is spacing movable in the space of feed liquor control chamber 53.In this state, when the external force squeeze bottle period of the day from 11 p.m. to 1 a.m, the bottom land 421 of the inwall of piston 6 and draw-in groove 42 is interference fit, can prevent jet hole 12 leakages of emulsion from head 1.Pressure in the lotion pump is pressed on spherical sealing element 9 on the side pyramidal structure 711 of air inlet control chamber through body air extractor vent 54, causes second closed check valve, does not leak from air extractor vent 54 thereby block emulsion.
Pump the running condition of emulsion, depressing the state of fluid when this state uses for the emulsion pump.When piston 6 moves up and down in body 5, be friction between the inwall of the outer wall of piston 6 and body 5 and contact, under this state; Piston 6 with the friction force effect of the inwall of body 5 under upward movement; The upper end of piston 6 contacts with the last cell wall of the draw-in groove of principal post 42, thereby opens said logical liquid window 45, and emulsion is through the milk channel 44 of the logical liquid window 45 entering principal posts of principal post; And the head inner passage is again from 12 ejections of head jet hole; Under this state, 8 of beaded glasses compress the inverted cone-shaped structure 531 of the feed liquor control chamber bottom of body under pressure, form first closed check valve; Said inlet 52 is closed, guarantee that emulsion can be in body the backflow lotion pump.
In the use of emulsion pump, air will return replenish air in the lotion pump through body air extractor vent 54.
The foregoing description only is used for further specifying the external emulsion pump of a kind of spring of the present invention; But the present invention is not limited to embodiment; Every foundation technical spirit of the present invention all falls into the protection domain of technical scheme of the present invention to any simple modification, equivalent variations and modification that above embodiment did.
Claims (7)
1. the external emulsion pump of spring is characterized in that: comprise head, locking closure, nut, principal post, body, piston, seal cover cap, beaded glass, spherical sealing element and external spring; The seal cover cap sealing and fixing is in body; Principal post passes seal cover cap and can slide up and down with respect to seal cover cap; External spring is opened between the upper end that withstands on principal post and seal cover cap; Head connects with the upper end fixed phase of principal post; The bottom of principal post is provided with the draw-in groove of annular, and piston bush is contained in the draw-in groove of principal post and can in the draw-in groove scope, moves along above-below direction; Locking closure is installed on the body and makes said nut be matched with body; Head is installed on the body through locking closure and head institute bonded assembly principal post is stretched in the body; The bottom of body is provided with inlet, and inlet top is provided with the feed liquor control chamber, and beaded glass is engaged in the said feed liquor control chamber and realizes opening or closing of inlet with the variation of position; Said body is provided with air extractor vent, and seal cover cap is connected the position of body air extractor vent, is provided with the air inlet control chamber that is communicated with air extractor vent in the seal cover cap, and said spherical sealing element is engaged in the said air inlet control chamber and realizes opening or closing of air extractor vent with the variation of position.
2. the external emulsion pump of spring according to claim 1 is characterized in that: the bottom of the feed liquor control chamber of described body is made as inverted cone-shaped structure, and said beaded glass and this inverted cone-shaped structure constitute first check valve; When the pressure of feed liquor control chamber below during greater than the pressure of feed liquor control chamber top; This first one-way valve opens is opened said inlet, when the pressure of feed liquor control chamber top during greater than the pressure of feed liquor control chamber below; This first closed check valve is closed said inlet.
3. the external emulsion pump of spring according to claim 1 is characterized in that: an end of the air inlet control chamber of described seal cover cap is communicated in the air extractor vent of said body, and the other end of air inlet control chamber passes to the junction of seal cover cap and principal post; The other end of this air inlet control chamber is made as the side pyramidal structure, and shrinks gradually to the principal post direction, and the other end of said spherical sealing element and this air inlet control chamber constitutes second check valve; When the pressure of air extractor vent direction during greater than the pressure of principal post direction; This second closed check valve is closed said air extractor vent, when the pressure of air extractor vent direction during less than the pressure of principal post direction; This second one-way valve opens is opened said air extractor vent.
4. the external emulsion pump of spring according to claim 1; It is characterized in that: said head is connected with the locking closure screw thread; Make the bottom of head institute bonded assembly principal post when said emulsion pump is in the not enabled state, beaded glass is pressed on the inverted cone-shaped structure of feed liquor control chamber bottom; Cause first closed check valve, the emulsion of inlet below can't upwards flow.
5. the external emulsion pump of spring according to claim 1 is characterized in that: in the termination process, when said emulsion pump was in the not enabled state, the joint of principal post and seal cover cap was interference fit mutually for described principal post and seal cover cap slip.
6. the external emulsion pump of spring according to claim 1; It is characterized in that: described principal post is provided with the milk channel of pass-out and be connected with the jet hole of head of making progress from the bottom; The principal post bottom is provided with the logical liquid window of side direction and is connected with milk channel, and this logical liquid window is located at the bottom of said draw-in groove, and the inwall of piston matches with the bottom land of draw-in groove; When piston moves to when contacting with the following cell wall of draw-in groove; The inwall of piston and the bottom land of draw-in groove are interference fit, make when the emulsion pump is in the running condition of drawing emulsion, and this logical liquid window of said piston closes is communicated with chamber body.
7. the external emulsion pump of spring according to claim 6; It is characterized in that: when described piston moves up and down in body, be friction between the outer wall of piston and the inwall of body and contact, so that when said emulsion pump is in the running condition of absorption emulsion; Piston moves on to the following cell wall of draw-in groove; When said emulsion pump was in the running condition that pumps emulsion, piston moved on to the last cell wall of draw-in groove, thereby opened said logical liquid window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103721431A CN102464134A (en) | 2011-11-21 | 2011-11-21 | Lotion pump with external spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103721431A CN102464134A (en) | 2011-11-21 | 2011-11-21 | Lotion pump with external spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102464134A true CN102464134A (en) | 2012-05-23 |
Family
ID=46068312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103721431A Pending CN102464134A (en) | 2011-11-21 | 2011-11-21 | Lotion pump with external spring |
Country Status (1)
| Country | Link |
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| CN (1) | CN102464134A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979198A (en) * | 2014-05-20 | 2014-08-13 | 上海采科实业有限公司 | Large-barrel water pressing device with two one-way valves |
| CN105209347A (en) * | 2013-05-07 | 2015-12-30 | 株式会社衍宇 | Pumping-type cosmetic container comprising side button |
| CN110329654A (en) * | 2019-08-08 | 2019-10-15 | 浙江晟祺实业有限公司 | A kind of new type nozzle improvement structure |
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| JPH0826315A (en) * | 1994-07-15 | 1996-01-30 | Yoshino Kogyosho Co Ltd | Foam release container |
| WO1998018563A1 (en) * | 1996-10-29 | 1998-05-07 | Airspray N.V. | Dispensing assembly for a sprayer, sprayer provided with such a dispensing assembly and a sealing element therefor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105209347A (en) * | 2013-05-07 | 2015-12-30 | 株式会社衍宇 | Pumping-type cosmetic container comprising side button |
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| CN110329654B (en) * | 2019-08-08 | 2024-04-16 | 浙江晟祺实业有限公司 | Novel shower nozzle improves structure |
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Application publication date: 20120523 |