US20070164054A1 - Fluid dispensing mechanism for fluid dispenser - Google Patents
Fluid dispensing mechanism for fluid dispenser Download PDFInfo
- Publication number
- US20070164054A1 US20070164054A1 US11/306,941 US30694106A US2007164054A1 US 20070164054 A1 US20070164054 A1 US 20070164054A1 US 30694106 A US30694106 A US 30694106A US 2007164054 A1 US2007164054 A1 US 2007164054A1
- Authority
- US
- United States
- Prior art keywords
- valve
- tube
- fluid
- pump body
- button
- 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.)
- Abandoned
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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
- B05B11/0005—Components or details
- B05B11/0059—Components or details allowing operation in any orientation, e.g. for discharge in inverted position
-
- 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
- B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
- B05B11/0064—Lift valves
-
- 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
-
- 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
- B05B11/1042—Components or details
- B05B11/1066—Pump inlet valves
- B05B11/1067—Pump inlet valves actuated by pressure
Definitions
- the present invention relates to a fluid dispenser and more particularly to a fluid dispensing mechanism for use in a fluid dispenser to squeeze a fluid out of the fluid dispenser.
- a fluid soap dispenser used in a toilet or bathroom is known to comprise a housing, a flow valve mounted in the bottom side of the housing, and a lever pivotally mounted in the bottom side of the housing and coupled to the flow valve. After installation of a fluid soap container in the top side of the housing, the user can operate the lever to drive the flow valve, causing a predetermined amount of fluid soap to flow out of the fluid soap container and the flow valve for use.
- Conventional fluid soap dispensers using a flow valve commonly have a complicated structure. Some conventional fluid soap dispensers convert fluid soap into bubbles for output. Some other conventional fluid soap dispensers directly supply fluid soap for use.
- the present invention has been accomplished to provide a fluid dispensing mechanism for fluid dispenser, which has a simple structure, and is convenient to use.
- the fluid dispensing mechanism comprises a housing, a pump set, a valve set, and a button.
- the structure of this fluid dispensing mechanism is simple. After installation of the fluid dispensing mechanism in a fluid dispenser, the user can press the button, causing the valve set to output a predetermined amount of fluid soap.
- FIG. 1 is an exploded view of a fluid dispensing mechanism according to the present invention.
- FIG. 2 is an elevational assembly view of the fluid dispensing mechanism according to the present invention.
- FIG. 3 is another elevational view of the fluid dispensing mechanism according to the present invention, with the cap disconnected from the button.
- FIG. 4 is a sectional view of the fluid dispensing mechanism according to the present invention.
- FIG. 5 is a schematic sectional view showing an operation status of the fluid dispensing mechanism according to the present invention.
- FIG. 6 is a schematic sectional view showing another operation status of the fluid dispensing mechanism according to the present invention.
- a fluid dispensing mechanism in accordance with the present invention comprises a housing 1 , a pump set 2 , a valve set 3 , and a button 4 .
- the housing 1 comprises an upper barrel 11 , a lower barrel 12 , and a cap 13 .
- the upper barrel 11 has a tubular center hub 111 and a peripheral flange 113 extending around the periphery.
- the center hub 111 has a top opening 112 .
- a gasket ring 114 is provided at the bottom side of the upper barrel 11 .
- the lower barrel 12 is a hollow member having the top side thereof bonded to the bottom wall of the peripheral flange 113 of the upper barrel 11 , a bottom center through hole 121 , and a bottom coupling flange 122 downwardly extending from the bottom wall around the bottom center through hole 121 for the mounting of the cap 13 .
- the pump set 2 as shown in FIGS. 1 and 4 , comprises a pump body 21 and a piston tube 22 .
- the pump body 21 is a hollow member having a forwardly extending center tube 211 for the mounting of the valve set 3 , and a valve port 212 at the top (distal) end of the center tube 211 .
- the piston tube 22 has a top piston skirt 221 , which has a U-shaped cross section and is compressible in the pump body 21 , a -shaped gasket 222 mounted on the inside, and a bottom outlet 223 .
- the pump set 2 is mounted in the housing 1 with the center tube 211 inserted through the top opening 112 of the center hub 111 to the outside of the upper barrel 11 of the housing 1 . After installation of the pump set 2 in the housing 1 , the bottom end of the piston tube 22 extends out of the bottom side of the housing 1 through the bottom center through hole 121 of the lower barrel 12 .
- the valve set 3 is comprised of a valve tube 31 , a valve stem 32 , a flow guide 33 , a spring 34 , and a steel ball 35 .
- the valve tube 31 is a double open-end tube having a conical valve port 311 formed in the bottom end and a plurality of supporting lugs 312 arranged around the periphery.
- the valve tube 31 is downwardly inserted into the piston skirt 221 inside the piston tube 22 to force the supporting lugs 312 against then -shaped gasket 222 in the piston tube 22 .
- the valve stem 32 is axially movably inserted through the valve tube 31 , having a barbed front tip 321 suspending in the center tube 211 of the pump body 21 and a conical head 322 for controlling the passage of the conical valve port 311 of the valve tube 31 .
- the flow guide 33 is a double open-end tube mounted inside the pump body 21 , having a top rim 331 , a plurality of longitudinal slots 332 spaced around the periphery, and an annular bottom inside flange 333 hooked up with the barbed front tip 321 of the valve stem 32 .
- the spring 34 is a compression spring vertically sleeved onto the valve stem 32 and the flow guide 33 , having the bottom end stopped against the top side of the valve tube 31 and the top end stopped against the top rim 331 of the flow guide 33 .
- the steel ball 35 is mounted in the top side of the flow guide 33 corresponding to the valve port 212 of the pump body 21 .
- the button 4 as shown in FIGS. 1 and 4 , comprises a tubular shank 41 connected to the bottom end of the piston tube 22 , a button head 42 , a tubular neck 45 connected between the tubular shank 41 and the button head 42 , a nozzle hole 43 cut through the top and bottom sides of the button head 42 at the center in fluid communication with the inside space of the tubular neck 45 and the tubular shank 41 , and a barrel-like skirt 44 extended from the connection area between the tubular shank 41 and the tubular neck 45 and inserted into the bottom center through hole 121 of the lower barrel 12 of the housing 1 .
- the user can press the button head 42 to move the piston tube 22 axially, driving the valve set 3 to suck in and force out a predetermined amount of a fluid, for example, a liquid detergent.
- the aforesaid housing 1 , pump set 2 , flow-control valve set 3 and button 4 are assembled, thereby forming a fluid dispensing mechanism that can be installed in a fluid dispenser for dispensing a fluid at a predetermined amount each time the button 4 is pressed.
- the fluid dispensing mechanism is installed in a fluid dispenser, keeping the neck 45 of the button 4 in engagement with the dispensing control lever 50 , and then a fluid (e.g. a liquid detergent) container 60 is attached to the housing 1 .
- a fluid e.g. a liquid detergent
- the spring 34 holds down the valve tube 31 of the valve set 3 , keeping the conical head 322 of the valve stem 32 in blocking the valve port 311 of the conical valve tube 31 .
- the steel ball 35 is kept away from the valve port 212 of the pump body 21 , allowing a predetermined amount of the fluid to pass out of the fluid container 60 into the center tube 211 of the pump body 21 for further dispensing.
- the piston tube 22 of the pump set 2 and the valve tube 31 of the valve set 3 are synchronously moved upwards to compress the inside space of the center tube 211 of the pump body 21 and to force the steel ball 35 against the valve port 212 , preventing a reverse flow of the fluid.
- the conical valve port 311 of the valve tube 31 is opened from the conical head 322 of the valve stem 32 , allowing the accumulated fluid to flow out of the pump body 21 and the bottom outlet 223 of the piston tube 22 to the outside of the button 4 via the nozzle hole 43 for use.
- the liquid squeezer of the invention accurately controls the dispensing amount of the fluid.
- the liquid squeezer has a simple structure that is easy and inexpensive to manufacture.
- FIGS. 1 ⁇ 6 A prototype of fluid dispensing mechanism has been constructed with the features of FIGS. 1 ⁇ 6 .
- the fluid dispensing mechanism functions smoothly to provide all of the features discussed earlier.
Abstract
A fluid dispensing mechanism used in a fluid dispenser is disclosed, which includes a housing, a pump set formed of a pump body and a piston tube and mounted inside the housing, a valve set formed of a valve tube, a valve stem, a flow guide, a spring, and a steel ball and coupled to the piston tube of the pump set, and a button for pressing by the user to drive the valve set to move the piston tube in the pump body to pump a predetermined amount of fluid soap out of a fluid soap container for output through the valve set for use.
Description
- (a) Field of the Invention
- The present invention relates to a fluid dispenser and more particularly to a fluid dispensing mechanism for use in a fluid dispenser to squeeze a fluid out of the fluid dispenser.
- (b) Description of the Prior Art
- A fluid soap dispenser used in a toilet or bathroom is known to comprise a housing, a flow valve mounted in the bottom side of the housing, and a lever pivotally mounted in the bottom side of the housing and coupled to the flow valve. After installation of a fluid soap container in the top side of the housing, the user can operate the lever to drive the flow valve, causing a predetermined amount of fluid soap to flow out of the fluid soap container and the flow valve for use.
- Conventional fluid soap dispensers using a flow valve commonly have a complicated structure. Some conventional fluid soap dispensers convert fluid soap into bubbles for output. Some other conventional fluid soap dispensers directly supply fluid soap for use.
- The present invention has been accomplished to provide a fluid dispensing mechanism for fluid dispenser, which has a simple structure, and is convenient to use. According to the present invention, the fluid dispensing mechanism comprises a housing, a pump set, a valve set, and a button. The structure of this fluid dispensing mechanism is simple. After installation of the fluid dispensing mechanism in a fluid dispenser, the user can press the button, causing the valve set to output a predetermined amount of fluid soap.
-
FIG. 1 is an exploded view of a fluid dispensing mechanism according to the present invention. -
FIG. 2 is an elevational assembly view of the fluid dispensing mechanism according to the present invention. -
FIG. 3 is another elevational view of the fluid dispensing mechanism according to the present invention, with the cap disconnected from the button. -
FIG. 4 is a sectional view of the fluid dispensing mechanism according to the present invention. -
FIG. 5 is a schematic sectional view showing an operation status of the fluid dispensing mechanism according to the present invention. -
FIG. 6 is a schematic sectional view showing another operation status of the fluid dispensing mechanism according to the present invention. - Referring to FIGS. 1˜4, a fluid dispensing mechanism in accordance with the present invention comprises a
housing 1, a pump set 2, a valve set 3, and abutton 4. - The
housing 1 comprises anupper barrel 11, alower barrel 12, and acap 13. Theupper barrel 11 has atubular center hub 111 and aperipheral flange 113 extending around the periphery. Thecenter hub 111 has atop opening 112. Further, agasket ring 114 is provided at the bottom side of theupper barrel 11. Thelower barrel 12 is a hollow member having the top side thereof bonded to the bottom wall of theperipheral flange 113 of theupper barrel 11, a bottom center throughhole 121, and abottom coupling flange 122 downwardly extending from the bottom wall around the bottom center throughhole 121 for the mounting of thecap 13. - The pump set 2 as shown in
FIGS. 1 and 4 , comprises apump body 21 and apiston tube 22. Thepump body 21 is a hollow member having a forwardly extendingcenter tube 211 for the mounting of thevalve set 3, and avalve port 212 at the top (distal) end of thecenter tube 211. Thepiston tube 22 has atop piston skirt 221, which has a U-shaped cross section and is compressible in thepump body 21, a -shapedgasket 222 mounted on the inside, and abottom outlet 223. Thepump set 2 is mounted in thehousing 1 with thecenter tube 211 inserted through the top opening 112 of thecenter hub 111 to the outside of theupper barrel 11 of thehousing 1. After installation of the pump set 2 in thehousing 1, the bottom end of thepiston tube 22 extends out of the bottom side of thehousing 1 through the bottom center throughhole 121 of thelower barrel 12. - The valve set 3, as shown in
FIGS. 1 and 4 , is comprised of avalve tube 31, avalve stem 32, aflow guide 33, aspring 34, and asteel ball 35. Thevalve tube 31 is a double open-end tube having aconical valve port 311 formed in the bottom end and a plurality of supportinglugs 312 arranged around the periphery. Thevalve tube 31 is downwardly inserted into thepiston skirt 221 inside thepiston tube 22 to force the supportinglugs 312 against then -shaped gasket 222 in thepiston tube 22. Thevalve stem 32 is axially movably inserted through thevalve tube 31, having a barbedfront tip 321 suspending in thecenter tube 211 of thepump body 21 and aconical head 322 for controlling the passage of theconical valve port 311 of thevalve tube 31. Theflow guide 33 is a double open-end tube mounted inside thepump body 21, having atop rim 331, a plurality oflongitudinal slots 332 spaced around the periphery, and an annular bottom insideflange 333 hooked up with the barbedfront tip 321 of thevalve stem 32. Thespring 34 is a compression spring vertically sleeved onto thevalve stem 32 and theflow guide 33, having the bottom end stopped against the top side of thevalve tube 31 and the top end stopped against thetop rim 331 of theflow guide 33. Thesteel ball 35 is mounted in the top side of theflow guide 33 corresponding to thevalve port 212 of thepump body 21. - The
button 4, as shown inFIGS. 1 and 4 , comprises atubular shank 41 connected to the bottom end of thepiston tube 22, abutton head 42, atubular neck 45 connected between thetubular shank 41 and thebutton head 42, anozzle hole 43 cut through the top and bottom sides of thebutton head 42 at the center in fluid communication with the inside space of thetubular neck 45 and thetubular shank 41, and a barrel-like skirt 44 extended from the connection area between thetubular shank 41 and thetubular neck 45 and inserted into the bottom center throughhole 121 of thelower barrel 12 of thehousing 1. The user can press thebutton head 42 to move thepiston tube 22 axially, driving the valve set 3 to suck in and force out a predetermined amount of a fluid, for example, a liquid detergent. - The
aforesaid housing 1, pump set 2, flow-control valve set 3 andbutton 4 are assembled, thereby forming a fluid dispensing mechanism that can be installed in a fluid dispenser for dispensing a fluid at a predetermined amount each time thebutton 4 is pressed. - Referring to
FIGS. 5 and 6 , the fluid dispensing mechanism is installed in a fluid dispenser, keeping theneck 45 of thebutton 4 in engagement with thedispensing control lever 50, and then a fluid (e.g. a liquid detergent)container 60 is attached to thehousing 1. When the fluid dispenser is not operated as shown inFIG. 5 , thespring 34 holds down thevalve tube 31 of thevalve set 3, keeping theconical head 322 of thevalve stem 32 in blocking thevalve port 311 of theconical valve tube 31. At this time, thesteel ball 35 is kept away from thevalve port 212 of thepump body 21, allowing a predetermined amount of the fluid to pass out of thefluid container 60 into thecenter tube 211 of thepump body 21 for further dispensing. - When the user presses the
button head 42 to lift thedispensing control lever 50 as shown inFIG. 6 , thepiston tube 22 of the pump set 2 and thevalve tube 31 of thevalve set 3 are synchronously moved upwards to compress the inside space of thecenter tube 211 of thepump body 21 and to force thesteel ball 35 against thevalve port 212, preventing a reverse flow of the fluid. During up stroke of thevalve tube 31, theconical valve port 311 of thevalve tube 31 is opened from theconical head 322 of thevalve stem 32, allowing the accumulated fluid to flow out of thepump body 21 and thebottom outlet 223 of thepiston tube 22 to the outside of thebutton 4 via thenozzle hole 43 for use. - As indicated above, the liquid squeezer of the invention accurately controls the dispensing amount of the fluid. The liquid squeezer has a simple structure that is easy and inexpensive to manufacture.
- A prototype of fluid dispensing mechanism has been constructed with the features of FIGS. 1˜6. The fluid dispensing mechanism functions smoothly to provide all of the features discussed earlier.
- Although a particular embodiment of the invention has been described in detail for purposes of illustration, various modifications and enhancements may be made without departing from the spirit and scope of the invention.
Claims (4)
1. A fluid dispensing mechanism comprising:
a housing;
a pump set mounted in said housing, said pump set comprising a pump body and a piston tube, said pump body being a hollow member having a forwardly extending center tube extending out of said housing for the mounting of a valve set and a valve port at a top end of said center tube, said piston tube having a top piston skirt, which is compressible in said pump body, and a bottom outlet;
a valve set, said valve set comprising a valve tube inserted into said piston tube of said pump set, said valve tube having a conical valve port formed in a bottom end thereof and a plurality of supporting lugs arranged around the periphery thereof, a valve stem axially movably inserted through said valve tube, said valve stem having a barbed front tip suspended in the center tube of said pump body and a conical head for controlling the passage of the conical valve port of said valve tube, a flow guide mounted inside said pump body, said flow guide having a top rim, a plurality of longitudinal slots spaced around the periphery thereof, and an annular bottom inside flange hooked up with the barbed front tip of said valve stem, a spring member vertically sleeved onto said valve stem and said flow guide, said spring member having a bottom end stopped against a top side of said valve tube and a top end stopped against the top rim of said flow guide, and a steel ball mounted in a top side of said flow guide corresponding to the valve port of said pump body; and
a button for pressing by the user to move said piston tube axially to further drive said valve set to suck in and force out a predetermined amount of a fluid, said button comprising a tubular shank connected to a bottom end of said piston tube, said tubular shank having a bottom nozzle hole for output of the fluid passing out of said valve set.
2. The fluid dispensing mechanism as claimed in claim 1 , wherein said housing comprises an upper barrel, a lower barrel, and a cap, said upper barrel having a tubular center hub, a peripheral flange extending around the periphery thereof, and a gasket ring secured to a bottom side thereof, said center hub having a top opening for the passing of the center tube of said pump body, said lower barrel being a hollow member having a top side thereof bonded to a bottom wall of the peripheral flange of said upper barrel, a bottom center through hole, and a bottom coupling flange downwardly extending from a bottom wall thereof around said bottom center through hole for the mounting of said cap.
3. The fluid dispensing mechanism as claimed in claim 1 , further comprising a gasket sealed between a bottom end of said piston tube and the lugs of said valve tube.
4. The fluid dispensing mechanism as claimed in claim 1 , wherein said button further comprises a button head, a tubular neck connected between said tubular shank and said button head for coupling to a lever in a fluid dispenser, and a barrel-like skirt extended from the connection area between said tubular shank and said tubular neck and inserted into said housing; said nozzle hole of said button extends through top and bottom sides of said button head in fluid communication with the inside space of said tubular neck and said tubular shank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/306,941 US20070164054A1 (en) | 2006-01-17 | 2006-01-17 | Fluid dispensing mechanism for fluid dispenser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/306,941 US20070164054A1 (en) | 2006-01-17 | 2006-01-17 | Fluid dispensing mechanism for fluid dispenser |
Publications (1)
Publication Number | Publication Date |
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US20070164054A1 true US20070164054A1 (en) | 2007-07-19 |
Family
ID=38262217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/306,941 Abandoned US20070164054A1 (en) | 2006-01-17 | 2006-01-17 | Fluid dispensing mechanism for fluid dispenser |
Country Status (1)
Country | Link |
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US (1) | US20070164054A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110084100A1 (en) * | 2008-06-10 | 2011-04-14 | Meadwestvaco Calmar Gmbh | Fluid discharge head |
US20140070030A1 (en) * | 2011-05-18 | 2014-03-13 | Meadwestvaco Calmar Gmbh | Fluid discharge head |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5720419A (en) * | 1996-03-11 | 1998-02-24 | Calmar Inc. | Pre-compression pump sprayer having improved inlet and discharge valving and an improved pump priming feature |
US6536629B2 (en) * | 1999-06-23 | 2003-03-25 | Airspray N.V. | Aerosol for dispensing a liquid |
US20040084481A1 (en) * | 2002-11-06 | 2004-05-06 | Foster Donald D. | Foaming liquid dispenser |
US20050109797A1 (en) * | 2003-11-26 | 2005-05-26 | Cdr Co., Ltd. | Constant discharge structure for nozzle head lowering type vacuum cosmetic container |
US6921004B1 (en) * | 2000-05-26 | 2005-07-26 | Michael G. Knickerbocker | Manually actuated pump assembly |
US20060186142A1 (en) * | 2005-02-22 | 2006-08-24 | Cheng-Yuan Su | Green nozzle |
US7182225B2 (en) * | 2004-02-23 | 2007-02-27 | Valois S.A.S. | Fluid dispenser member |
-
2006
- 2006-01-17 US US11/306,941 patent/US20070164054A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5720419A (en) * | 1996-03-11 | 1998-02-24 | Calmar Inc. | Pre-compression pump sprayer having improved inlet and discharge valving and an improved pump priming feature |
US6536629B2 (en) * | 1999-06-23 | 2003-03-25 | Airspray N.V. | Aerosol for dispensing a liquid |
US6921004B1 (en) * | 2000-05-26 | 2005-07-26 | Michael G. Knickerbocker | Manually actuated pump assembly |
US20040084481A1 (en) * | 2002-11-06 | 2004-05-06 | Foster Donald D. | Foaming liquid dispenser |
US20050109797A1 (en) * | 2003-11-26 | 2005-05-26 | Cdr Co., Ltd. | Constant discharge structure for nozzle head lowering type vacuum cosmetic container |
US7182225B2 (en) * | 2004-02-23 | 2007-02-27 | Valois S.A.S. | Fluid dispenser member |
US20060186142A1 (en) * | 2005-02-22 | 2006-08-24 | Cheng-Yuan Su | Green nozzle |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110084100A1 (en) * | 2008-06-10 | 2011-04-14 | Meadwestvaco Calmar Gmbh | Fluid discharge head |
US8985401B2 (en) * | 2008-06-10 | 2015-03-24 | Meadwestvaco Calmar Gmbh | Fluid discharge head |
US20140070030A1 (en) * | 2011-05-18 | 2014-03-13 | Meadwestvaco Calmar Gmbh | Fluid discharge head |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |