WO2010016688A2 - Noiseless pressure blower - Google Patents
Noiseless pressure blower Download PDFInfo
- Publication number
- WO2010016688A2 WO2010016688A2 PCT/KR2009/004284 KR2009004284W WO2010016688A2 WO 2010016688 A2 WO2010016688 A2 WO 2010016688A2 KR 2009004284 W KR2009004284 W KR 2009004284W WO 2010016688 A2 WO2010016688 A2 WO 2010016688A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pressure
- control
- main body
- port
- noiseless
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/24—Rotary-piston pumps specially adapted for elastic fluids of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2250/00—Geometry
- F04C2250/10—Geometry of the inlet or outlet
- F04C2250/101—Geometry of the inlet or outlet of the inlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2210/00—Working fluids
- F05D2210/10—Kind or type
- F05D2210/12—Kind or type gaseous, i.e. compressible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/402—Transmission of power through friction drives
- F05D2260/4021—Transmission of power through friction drives through belt drives
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/40—Transmission of power
- F05D2260/403—Transmission of power through the shape of the drive components
- F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
Definitions
- the present invention relates to a noiseless pressurized blower, and more particularly, since the air is transferred by a control port which rotates in contact with the pressure port and the pressure port, to prevent noise from occurring, and where resistance is generated by the duct. It relates to a noiseless blower that can also be mounted.
- the blower increases the flow intensity of wind using gas, in particular air, and is divided into a turbo blower and a volume blower.
- the dual turbo blower is divided into an axial blower which is energized by the lift force of the vanes generated by the rotation of the rotor and a centrifugal blower that is energized by the centrifugal force.
- the centrifugal multi-function blower has a suction port at the center of one side of the cylindrical body as a whole, an outlet at one side of the circumferential surface, and a blade and a scroll rotating about an axis centered on the cylindrical cylinder inner cylinder. And an impeller or the like.
- the blade which is provided with several small blades, is inclined to one side and rotated so as to suck air into the center of the cylindrical impeller formed in the plurality of blades and push it outward.
- blowers are used in plants, indoor workplaces, basements, restaurants, kitchens that require ventilation. Since the blower rotates at a high speed, not only noise is generated by the friction of air, but also when the duct is used, idling occurs due to the resistance of the duct, not only the power is lost, but also the noise caused by the vortex is generated and the ventilation is good. There is a problem that is not.
- the present invention has been made to solve the above problems, the object of the present invention is to minimize the friction of the air to prevent the noise, and to reliably transfer the air to the place where the resistance occurs by the duct, etc. To provide a noiseless pressurized blower that can.
- a noiseless pressurized blower includes a main body in which a hollow part is formed, and an inlet port through which the fluid is sucked in and an exhaust port through which the sucked fluid is discharged; A pressurizing port mounted to the hollow part of the main body and sucking fluid from the suction port by rotation; A control tool mounted to the hollow part of the main body and preventing the sucked fluid from moving to the suction hole by rotating in contact with the pressure hole; And an interlocking means for connecting the rotational force driven by the motor to be interlocked with the pressing device and the control device.
- the main body is a shape in which two cylinders are formed in communication with the side.
- the pressure port is composed of a pressure rotating shaft rotated by the interlocking means and a spiral pressure plate mounted on the pressure rotating shaft, and the control tool is mounted on the control rotating shaft and the control rotating shaft rotated by the interlocking means and makes linear contact with the pressure plate. And a control body which rotates.
- the main body is characterized in that the pressing and the control sphere is mounted while alternating.
- the edge of the suction port is characterized in that it is serrated.
- interlocking means is characterized in that made by a gear.
- the main body is a shape consisting of a cylinder in communication with the cylinder and the side in which the hollow portion is formed.
- the pressure port is composed of a pressure rotating shaft rotated by the interlocking means and two spiral blades mounted on the pressure rotating shaft is mounted on the cylinder, the control tool is rotated by the interlocking means, the control rotary shaft mounted in the compartment And a disc shape and a cutaway groove cut in a predetermined portion in a radial direction is formed, and is mounted to the control rotary shaft, characterized in that the blade is configured as a control panel that rotates while passing through the cutaway groove.
- the main body is composed of one cylinder and two cylinders are formed in communication with both sides of the compartment, the compartment is equipped with the control port, characterized in that the two pressure cylinders are seated on the cylinder It is done.
- the interlocking means is characterized in that made by a time belt.
- the noiseless pressurized blower of the present invention is able to continuously transfer the fluid in a fixed amount, there is an effect that can be applied to various devices.
- FIG. 1 is a perspective view of a noiseless pressurized blower according to an embodiment of the present invention.
- FIG. 2 is a plan view of the blower shown in FIG. 1.
- FIG. 2 is a plan view of the blower shown in FIG. 1.
- FIG. 3 is a cross-sectional view of the blower shown in FIG.
- FIG. 4 is an exploded perspective view illustrating main parts of the blower illustrated in FIG. 1.
- FIG. 5 is a view for explaining a pressing tool and a control tool.
- FIG. 6 is a view for explaining the operating state of the blower shown in FIG.
- FIG. 7 is a perspective view of a noiseless pressurized blower according to another embodiment.
- FIG. 8 is an exploded perspective view of main parts of the noiseless pressurized blower shown in FIG. 7;
- Figure 9 is a perspective view of a noiseless pressurized blower according to another embodiment of the present invention.
- FIG. 10 is a configuration diagram of the blower shown in FIG.
- FIG. 11 is an exploded perspective view of main parts of the blower shown in FIG. 9;
- FIG. 12 is a perspective view of a pressing hole mounted to the blower shown in FIG. 9; FIG.
- FIG. 13 is a perspective view of a control tool mounted on the blower shown in FIG.
- FIG. 14 is a view for explaining an operating state of the blower shown in FIG.
- FIG. 15 is a view for explaining the air flow of the blower shown in FIG.
- FIG. 16 is a perspective view of a noiseless pressurized blower according to another embodiment of the present invention.
- FIG. 17 is an exploded perspective view of main parts of the noiseless pressurized blower shown in FIG. 16;
- control body 35: control panel
- FIG. 1 is a perspective view of a noiseless pressurized blower according to an embodiment of the present invention
- Figures 2 and 3 are a plan view and a cross-sectional view of the blower shown in FIG. 4 is an exploded perspective view of main parts of the blower.
- the noiseless pressure blower according to the present invention shown by the reference numeral 1 is composed of a main body 10, the pressing port 20, the control port 30 and the like.
- the main body 10 has a shape in which three cylinders 13 communicate with the side, and the inlet 11 and the exhaust 12 are respectively formed at the side surfaces of the two communication located at the outside. have. And the case 5 is mounted to the outside of the main body 10.
- the control port 30 is mounted on the cylinder 13 located at the center of the main body 10, and the pressing holes 20 are mounted on the two cylinders 13 located on the side surfaces thereof.
- the rotational force driven by the motor 40 drives the pressurizing tool 20 and the control tool 30 through the gear 50, respectively, to the gear 50.
- the rotational directions of the control tool 30 and the pressing device 20 rotate in opposite directions, and the rotational speeds maintain the same rotational speed.
- suction port 11 and the exhaust port 12 formed in the main body 10 are formed in the cylinder 13 on which the pressure port 20 is seated, respectively, as shown in FIG. ) Is a sawtooth shape, it is possible to reduce the noise generated at the beginning of the air intake.
- the pair of inlets 11 and the pair of exhaust ports 12 are located in opposite directions.
- the intake port 11 and the exhaust port 12 located at different positions cannot inhale air in the same direction to discharge air in the same direction. Therefore, the suction port 11 and the exhaust port 12 provided in the opposite direction are connected to each other by a communication port 70, the communication port 70 is shown in Figure 1 and the main body 10 and It is located between the cases (5). Since the intake port 11 and the exhaust port 12 are connected to each other by the communication port 70, it is possible to blow air from one side to the other side.
- the pressure port 20 is composed of a pressure rotating shaft 21 rotated by the gear 50 and a pressure plate 23 mounted on the pressure rotating shaft 21. As shown in Figure 5, the pressure plate 23 is made of a spiral. The cross section forms a semi-circular shape and is fixed in pairs on both sides of the pressure rotating shaft 21.
- the control tool 30 is composed of a control rotary shaft 31 that is rotated by the gear 50 and the control body 33 is mounted to the control rotary shaft 31 and in close contact with the pressure plate 23 to rotate. As shown in FIG. 5, the control body 33 has a spiral shape, but a hollow part is formed therein to form a constant volume.
- the pressurizing tool 20 and the control tool 30 are rotated at the same rotational speed, the pressing plate 23 and the control body 33 is rotated with each other while making a line contact in the longitudinal direction. Therefore, since the control body 33 and the pressure plate 23 always rotates in contact with each other, there is no space between the pressure plate 23 and the control body 33 to block the flow of air.
- the pair of the inlet port 11 and the exhaust port 12 are located opposite to each other, the pair of the inlet port 11 and the pair of the exhaust port 12 are each communicating port ( 70) because it is in communication with each other, it is possible to absorb the air from the one to discharge the air to the other side. (See Figure 1)
- FIG. 7 and 8 show another embodiment of a noiseless pressurized blower according to the present invention.
- one control tool 30 and two pressure tools 20 are mounted, but the other embodiment includes one control device 20 and one control device 30. It can be composed of). Since each component and operation are similar to one embodiment, the description below is omitted. In addition, since the control tool 30 and the pressure tool 20 may be configured to be connected to two or more in the same manner, a detailed description thereof will be omitted.
- another embodiment is also composed of the main body 10, the pressure port 20, the control port 30 and the like.
- two cylinders 13 are spaced apart from each other, and a compartment 15 is formed between the cylinder 13 and the cylinder 13 to communicate with each other.
- the outside of the main body 10 is covered by the case 5 to form a shape as shown in FIG.
- the pressure port 20 includes a pressure rotating shaft 21 rotating by the rotation of the motor 40 and two spiral blades 25 mounted on the pressure rotating shaft 21. It is made and mounted on the cylinder 13, respectively.
- control tool 30 shown in Figure 13 is rotated by the motor 40, the cutting groove 37 is disc-shaped and cut in a radial direction with a control rotary shaft 31 mounted on the compartment 15 in the radial direction. ) Are formed.
- the pressure port 20 is mounted to the cylinder 13, respectively, and the control port 30 is mounted to the compartment 15. As shown in Figure 10 and 11, the control rotary shaft 31 is mounted horizontally, the pressing rotary shaft 21 is mounted vertically.
- a pair of cutting grooves 37 formed in the control panel 35 pass through the wings 25 of the pressing holes 20.
- the vanes 25 form a curved spiral as shown in FIG. 12 in order to be seated in the cutting groove 37 that moves while being rotated.
- control tool 30 and the pressure port 20 are rotated while maintaining the same rotational speed.
- the pair of rotating vanes 25 penetrates the cutout groove 37 formed in the control panel 35.
- 16 and 17 illustrate a silent pressurized blower according to another embodiment of the present invention.
- two pressurizing holes 20 are not formed, but are configured by one control tool 30 and one pressing device 20 and connected by a gear 50 or a time belt 60. do. Since the operation of such a configuration is the same as described above, the following description is omitted.
- the noiseless pressurized blower according to the present invention can be used not only as a device for blowing air, but also as a pump for transferring a fluid such as water or chemicals.
- the blower rotates at a low speed, noise can be prevented, and air is sucked and discharged by the pressurizing port and the control port, so that the air can be reliably transferred to the place where resistance is generated by the duct or the like.
- the noiseless pressurized blower of the present invention can be applied to a pump because it can continuously transfer the fluid in a fixed amount.
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Abstract
Description
Claims (8)
- 중공부가 형성되고, 유체가 흡입되는 흡입구(11)와 흡입된 유체를 배출하는 배기구(12)가 형성되는 본체(10);A main body 10 having a hollow portion formed therein, and an inlet port 11 through which the fluid is sucked and an exhaust port 12 through which the sucked fluid is discharged;상기 본체(10)의 중공부에 장착되고, 회전에 의하여 상기 흡입구(11)로부터 유체를 흡입하는 가압구(20);A pressure port 20 mounted to the hollow part of the main body 10 and sucking fluid from the suction port 11 by rotation;상기 본체(10)의 중공부에 장착되고, 상기 가압구(20)와 접촉된 상태에서 회전하여 흡입된 유체가 상기 흡입구(11)로 이동하는 것을 방지하는 제어구(30); 및A control tool (30) mounted on the hollow part of the main body (10) and preventing the sucked fluid from moving to the suction port (11) by rotating in contact with the pressure port (20); And모터(40)에 의하여 구동하는 회전력을 상기 가압구(20)와 상기 제어구(30)에 연결하여 동일한 회전수로 회전시키는 연동수단으로 구성되는 것을 특징으로 하는 무소음 가압 송풍기.Noiseless pressurized blower, characterized in that consisting of interlocking means for rotating the rotational force driven by the motor 40 to the pressure sphere 20 and the control sphere 30 by the same rotational speed.
- 제1항에 있어서, 상기 본체(10)는 2개의 원통(13)이 측면으로 연통되게 형성되는 형상이고. 상기 가압구(20)는 상기 연동수단에 의하여 회전하는 가압회전축(21)과 상기 가압회전축(21)에 장착된 나선형의 가압판(23)으로 이루어지고, 상기 제어구(30)는 상기 연동수단에 의하여 회전하는 제어회전축(31)과 상기 제어회전축(31)에 장착되어 상기 가압판(23)과 선접촉되어 회전하는 제어체(33)로 구성되는 것을 특징으로 하는 무소음 가압 송풍기.2. The body (10) according to claim 1, wherein the main body (10) is shaped such that two cylinders (13) communicate laterally. The pressure port 20 is composed of a pressure rotating shaft 21 rotated by the interlocking means and a spiral pressure plate 23 mounted on the pressure rotating shaft 21, and the control tool 30 is connected to the interlocking means. Silent pressure blower, characterized in that consisting of a control rotary shaft (31) rotated by the control member and the control body (33) which is mounted in contact with the pressure plate (23) rotates.
- 제1항 또는 제2항에 있어서, 상기 본체(10)에는 상기 가압구(20)와 상기 제어구(30)가 교번되면서 장착되는 것을 특징으로 하는 무소음 가압 송풍기.The noiseless pressurized blower according to claim 1 or 2, wherein the pressurization tool (20) and the control tool (30) are alternately mounted to the main body (10).
- 제1항 또는 제2항에 있어서, 상기 흡입구(11)의 가장자리는 톱니형상으로 이루어지는 것을 특징으로 하는 무소음 가압 송풍기.The noiseless pressurized blower according to claim 1 or 2, wherein the edge of the suction port (11) has a sawtooth shape.
- 제2항에 있어서, 상기 연동수단은 기어(50)에 의하여 이루어지는 것을 특징으로 하는 무소음 가압 송풍기.The noiseless pressurized blower according to claim 2, wherein the linkage means is formed by a gear (50).
- 제1항에 있어서, 상기 본체(10)는 중공부가 형성되는 원통(13)과 측면에서 연통하는 격실(15)로 이루어지는 형상이고. 상기 가압구(20)는 상기 연동수단에 의하여 회전하는 가압회전축(21)과 상기 가압회전축(21)에 장착된 2개의 나선형의 날개(25)로 이루어져서 상기 원통(13)에 장착되고, 상기 제어구(30)는 상기 연동수단에 의하여 회전하고, 상기 격실(15)에 장착되는 제어회전축(31)과 원판 형상이고 반지름 방향으로 일정부분 절개된 절개홈(37)이 형성되며 상기 제어회전축(31)에 장착되어 상기 날개(25)가 상기 절개홈(37)을 관통하면서 회전하는 제어판(35)으로 구성되는 것을 특징으로 하는 무소음 가압 송풍기.2. The body (10) according to claim 1, wherein the main body (10) is in the shape of a cylinder (15) in which the hollow portion is formed and a compartment (15) in communication with the side surface. The pressure port 20 is mounted on the cylinder 13 by being composed of a pressure rotating shaft 21 rotated by the interlocking means and two spiral wings 25 mounted on the pressure rotating shaft 21. The sphere 30 is rotated by the interlocking means, and the control rotary shaft 31 mounted on the compartment 15 is formed in a disc shape and an incision groove 37 partially cut in the radial direction, and the control rotary shaft 31 Noiseless blower, characterized in that consisting of a control panel (35) mounted to the blade 25 is rotated while passing through the incision groove (37).
- 제6항에 있어서, 상기 본체(10)는 하나의 상기 격실(15)과 상기 격실(15)의 양 측면에 연통되게 형성되는 2개의 원통(13)으로 구성되고, 상기 격실(15)에는 상기 제어구(30)가 장착되고, 2개의 상기 원통(13)에는 상기 가압구(20)가 각각 안착되는 것을 특징으로 하는 무소음 가압 송풍기.According to claim 6, wherein the main body 10 is composed of two cylinders (13) formed in communication with one of the compartments 15 and both sides of the compartments 15, the compartments 15 Noiseless pressure blower, characterized in that the control port (30) is mounted, the two pressure cylinders (20) are seated on the two cylinders (13).
- 제6항에 있어서, 상기 연동수단은 기어(50)나 타임벨트(60)에 의하여 이루어지는 것을 특징으로 하는 무소음 가압 송풍기.The noiseless pressurized blower according to claim 6, wherein the interlocking means is formed by a gear (50) or a time belt (60).
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200980130122XA CN102144099A (en) | 2008-08-04 | 2009-07-31 | Noiseless pressure blower |
EP09805149A EP2322806A4 (en) | 2008-08-04 | 2009-07-31 | Noiseless pressure blower |
JP2011522001A JP5272077B2 (en) | 2008-08-04 | 2009-07-31 | Noiseless pressure blower |
US13/057,357 US20110142706A1 (en) | 2008-08-04 | 2009-07-31 | Noiseless pressure blower |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR20080076119 | 2008-08-04 | ||
KR10-2008-0076119 | 2008-08-04 |
Publications (2)
Publication Number | Publication Date |
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WO2010016688A2 true WO2010016688A2 (en) | 2010-02-11 |
WO2010016688A3 WO2010016688A3 (en) | 2010-04-22 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/KR2009/004284 WO2010016688A2 (en) | 2008-08-04 | 2009-07-31 | Noiseless pressure blower |
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US (1) | US20110142706A1 (en) |
EP (1) | EP2322806A4 (en) |
JP (1) | JP5272077B2 (en) |
KR (1) | KR100966898B1 (en) |
CN (1) | CN102144099A (en) |
WO (1) | WO2010016688A2 (en) |
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CN109625261B (en) * | 2017-10-06 | 2023-09-22 | 松下电器(美国)知识产权公司 | Unmanned aerial vehicle |
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DE617955C (en) * | 1935-08-29 | Fried Krupp Germaniawerft Akt | Rotary lobe compressors | |
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-
2009
- 2009-07-30 KR KR1020090070082A patent/KR100966898B1/en active IP Right Grant
- 2009-07-31 CN CN200980130122XA patent/CN102144099A/en active Pending
- 2009-07-31 US US13/057,357 patent/US20110142706A1/en not_active Abandoned
- 2009-07-31 JP JP2011522001A patent/JP5272077B2/en not_active Expired - Fee Related
- 2009-07-31 WO PCT/KR2009/004284 patent/WO2010016688A2/en active Application Filing
- 2009-07-31 EP EP09805149A patent/EP2322806A4/en not_active Withdrawn
Non-Patent Citations (2)
Title |
---|
None |
See also references of EP2322806A4 |
Also Published As
Publication number | Publication date |
---|---|
US20110142706A1 (en) | 2011-06-16 |
CN102144099A (en) | 2011-08-03 |
EP2322806A2 (en) | 2011-05-18 |
JP2011530042A (en) | 2011-12-15 |
WO2010016688A3 (en) | 2010-04-22 |
EP2322806A4 (en) | 2012-02-29 |
JP5272077B2 (en) | 2013-08-28 |
KR100966898B1 (en) | 2010-06-30 |
KR20100015285A (en) | 2010-02-12 |
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