CN204113730U - Fluid pump vane member - Google Patents
Fluid pump vane member Download PDFInfo
- Publication number
- CN204113730U CN204113730U CN201290001147.7U CN201290001147U CN204113730U CN 204113730 U CN204113730 U CN 204113730U CN 201290001147 U CN201290001147 U CN 201290001147U CN 204113730 U CN204113730 U CN 204113730U
- Authority
- CN
- China
- Prior art keywords
- mentioned
- edge part
- vane member
- base portion
- bending
- 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
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2216—Shape, geometry
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2205—Conventional flow pattern
- F04D29/2222—Construction and assembly
-
- 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
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/24—Vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of fluid pump vane member, reasonably obtains the vane member of the pump of the transportation performance excellence of fluid.Possess to form fluid pump vane member: cylindrical portion, it is formed as tubular centered by running shaft core; Base portion, it is outstanding to the diametric(al) foreign side of running shaft core from the square end portion along running shaft core cylindrical portion, and is circumferentially provided with multiple; Curved part, it is bending from each base portion along running shaft core to a direction; And hole portion, it is located at the root boundary position each other of adjacent base portion, utilizes the place of incision shared to be formed with erecting edge part and stretching out edge part from hole portion to the top of base portion of top from hole portion to curved part.
Description
Technical field
The utility model relates to the vane member of the water pump such as making cooling water circulate in the motor of automobile etc., particularly, the vane member being formed the cylindrical portion being installed on running shaft and the multiple blade parts stretched out from this cylindrical portion to diametric(al) by a board member bending is related to.
Background technique
The direction of fluid along running shaft core is sucked by such as rotation own by this vane member, gives centrifugal force and fluid is flowed to the outer circumferential side of vane member to this fluid.If there is power loss in this water pump place in the motor of automobile, then the reason that the fuel efficiency becoming entire vehicle reduces.So manage to increase the number etc. of such as vane member in order to the power loss reducing pump as far as possible.
Piercing is implemented to the workpiece be made up of a sheet metal, punch process is more to the situation forming this vane member.But, add man-hour requirement and avoid the interference of instrument and workpiece or guarantee the pressing quantity of instrument, the restriction that the shape of therefore obtained vane member is subject to processing.Such as, when carrying out Bending Processing to the top of blade part, if determine the number of the blade part arranged along the circumference of a workpiece, then also to determine the region that can be used as dogleg section.In this case, the number of blade part is contrary with the area of a blade part, and the number of blade part and the area of blade part cannot be made both to increase, in raising pump performance, also there is limit.
In order to improve this point, such as Patent Document 1, there is following content: prepare multiple vane member with multiple blade part, making the blade part of each vane member with the configuration of different states, the vane member of both sides be combined circumferential each other.By forming the total area increasing blade part like this, maintain pump performance higher.
prior art document
patent documentation
Patent documentation 1: JP 2007-40210 publication ((0010) ~ (0011) paragraph)
Model utility content
But, when above-mentioned existing vane member, when make multiple vane member in conjunction with time, the operation of different component position alignment is each other become trouble.In addition, if former state combines when relative position comprises error, then sometimes pump performance cannot be played fully.And carry out the combination each other of each vane member by welding in the above prior art, itself quality control of fusing operation is more difficult, and also likely produces the defect caused by fatigue etc. when a pump is used from welding position.
As implied above, in existing technology, there is the problem that also will solve and reasonably obtain high performance vane member.
The utility model is in order to eliminate these defects, and its main purpose is the vane member of the pump of the transportation performance excellence reasonably obtaining fluid.
(the 1st constitutive characteristic)
1st constitutive characteristic of the fluid pump vane member involved by the utility model is to possess: cylindrical portion, and it is formed centered by running shaft core; Base portion, it is outstanding to the diametric(al) foreign side of above-mentioned running shaft core from the square end portion along above-mentioned running shaft core above-mentioned cylindrical portion, and is circumferentially provided with multiple; Curved part, it is bending from each above-mentioned base portion along above-mentioned running shaft core to a direction; And hole portion, it is arranged on the root boundary position each other of adjacent above-mentioned base portion, utilizes the place of incision shared to be formed with erecting edge part and stretching out edge part from above described holes portion to the top of above-mentioned base portion from above described holes portion to the top of above-mentioned curved part.
(action effect)
In the vane member of this formation, the edge part that erects being formed at curved part utilizes the place of incision shared to be formed with the edge part that stretches out being formed at base portion.This is cut-out and bending based on carrying out workpiece simultaneously in this formation.Namely the cutting portion former state of workpiece remains in and is located at stretching out edge part and erecting edge part from base portion with the curved part bent along the state of running shaft core to the outstanding base portion of diametric(al) foreign side.
Like this, with formed in the mode of each adjacent site residues cutting portion as a result, the blade part that can make to comprise base portion and curved part is circumferentially with most arranged in high density.So the number of blade part can be made to increase or guarantee that the area of blade part is to obtain high efficiency vane member larger.
In addition, in the vane member of this formation, be provided with hole portion at the root boundary position each other of adjacent base portion.Consequently, when carrying out bending to curved part from base portion or when vane member rotates etc., prevent stress from concentrating on the root position of base portion.Particularly in situation of the present utility model, cut off curved part from adjacent base portion and carry out erecting lancing and bending operation, hole portion therefore can be utilized effectively to prevent cutting line now from too extending to cylindrical portion side.
(the 2nd constitutive characteristic)
2nd constitutive characteristic of the vane member involved by the utility model is, above-mentioned curved part the above-mentioned tip portion erecting edge part possess to erect with this that edge part intersects erect tip edge portion, and above-mentioned base portion above-mentioned tip portion of stretching out edge part possess to stretch out with this that edge part intersects stretch out tip edge portion, edge part and the shorter method, edge portion of above-mentioned length of stretching out in edge part is erected, this edge part and be obtuse angle with the tip edge portion angulation that it intersects above-mentioned.
(action effect)
As shown in this formation, when the length erecting edge part is different with the length of stretching out edge part, in the workpiece from base portion lancing and bending before forming curved part, the state that the tip edge portion of stretching out becoming such as base portion intersects with the half-way erecting edge part of curved part.Now, stretching out edge part and stretching out tip edge portion angulation in base portion is formed as obtuse angle, and therefore, tip edge portion of the stretching out angulation erecting edge part and base portion at its exterior angle, i.e. curved part becomes acute angle.In vane member of the present utility model, formed from the direct lancing and bending of workpiece and erect edge part, if therefore the initial position of lancing and bending is so formed with acute angle, then initial when lancing and bending incision easily produces.So if this formation, then the lancing and bending operation of workpiece becomes extremely smooth.
(the 3rd constitutive characteristic)
3rd constitutive characteristic of the vane member involved by the utility model is, the above-mentioned length erecting edge part is longer than above-mentioned length of stretching out edge part.
(action effect)
As shown in this formation, extend the length erecting edge part, carrying out in the preoperative workpiece of lancing and bending thus, curved part is outstanding to diametric(al) foreign side relative to base portion.Namely the length becoming the side of curved part is longer than the length of the side becoming base portion.When forming blade part, from the tip portion of curved part successively bend, therefore reach at this bending position base portion stretch out tip edge portion time, base portion and curved part are in the high speed to regulation of the relative velocity of shear direction.So the incision in the initial position of lancing and bending to workpiece easily produces, deepens, lancing and bending operation becomes more smooth.
(the 4th constitutive characteristic)
4th constitutive characteristic of the vane member involved by the utility model is, the lancing and bending line of straight line shape is set with from above described holes portion to periphery, carry out lancing and bending by this lancing and bending line to workpiece, a method, edge portion becomes above-mentioned and erects edge part, and the opposing party's edge part becomes above-mentioned and stretches out edge part.
(action effect)
As shown in this formation, the lancing and bending line of straight line shape is set from hole portion to periphery, by this lancing and bending line, lancing and bending is carried out to workpiece, can easily be formed thus along running shaft core curved part erect edge part and stretch out from hole portion to periphery stretch out edge part.
(the 5th constitutive characteristic)
5th constitutive characteristic of the vane member involved by the utility model is, the aperture in the line diameter ratio above described holes portion of above-mentioned lancing and bending line is little.
(action effect)
As shown in this formation, the aperture in the line diameter ratio hole portion of lancing and bending line is little, and the blade part comprising base portion and curved part can be made thus circumferentially to configure to high-density.
Accompanying drawing explanation
Fig. 1 is the front view of the summary of the fluid pump that the vane member employed involved by the utility model is shown.
Fig. 2 is the side cross-sectional view of the summary that fluid pump is shown.
Fig. 3 is the stereogram of the vane member illustrated involved by the utility model.
Fig. 4 is the plan view of the vane member illustrated involved by the utility model.
Fig. 5 illustrates lancing and bending and the plan view of the outward appearance of workpiece before forming blade part.
Embodiment
(summary)
Vane member 1 involved by the utility model is assemblied in the water pump P etc. such as used in the motor E of automobile.This vane member 1 possesses: the cylindrical portion 2 of central side; Multiple base portion 3, it is outstanding to diametric(al) foreign side relative to running shaft core X from this cylindrical portion 2; And curved part 4, it is bending along running shaft core X to a direction from each of this base portion 3, and these components are formed integratedly.This base portion 3 and curved part 4 is utilized to form a blade part H.Following while with reference to accompanying drawing while this vane member 1 is described.
Fig. 1 illustrates the appearance being provided with the automobile water-based pump P of this vane member 1 from the viewing of vane member 1 side.In addition, Fig. 2 is the sectional view watching this water pump P from the side.The running shaft 6 installing vane member 1 props up the pump housing 5 in forming water pump P by bearing 7 axle.Vane member 1 utilizes the suitable methods such as riveted joint/screw attachment/welding to be fixed on running shaft 6.Propping up different position, position from this axle and be equipped with sealing component 8 in running shaft 6, prevents the cooling liquid as fluid from leaking between the pump housing 5 and running shaft 6.Possess around vane member 1: by fluid to the fluid supply road 9 that target site supplies and the ejiction opening 10 to this fluid supply road 9 ejecting fluid.And, towards this ejiction opening 10 effluent fluid, utilize the rotation of vane member 1 and the ejection stream 11 being endowed the fluid institute circulation of centrifugal force is arranged on vane member 1 around.
In the end of running shaft 6, the end contrary with the side being provided with vane member 1 is provided with the belt pulley 12 inputted from the rotation of bent axle.The water pump P of this example is so-called mechanically driver type, and in the work of motor E, water pump P is always driven.In the outside of sealing component 8, the fluid be provided with the cooling water spilt to the outside of motor E from sealing component 8 temporarily stockpiles stockpiles room 13.The liquid level position by the top that the ratio stockpiled in room 13 at this fluid stockpiles is formed with the opening portion 14 making to be trapped in cooling water that fluid stockpiles room 13 and externally evaporate.Prevent the outer surface of motor E by the cooling water pollution spilt thus.The pump housing 5 utilize such as multiple screw attachment to the main body of motor E.
By the shape of the vane member 1 involved by the utility model shown in Fig. 3 to Fig. 5.
The cylindrical portion 2 becoming tubular around running shaft core X is formed at the middle position of vane member 1.From being formed with multiple base portion 3 along a square end portion of running shaft core X to the diametric(al) foreign side of running shaft core X is outstanding cylindrical portion 2.This base portion 3 is formed in the plane vertical with running shaft core X, circumferentially configures equably.
From the extended curved part 4 having direction bending at running shaft core X of each base portion 3.This curved part 4 is the positions of giving centrifugal force by rotating convection cell.This curved part 4 gently bends to outer peripheral side from the side near running shaft core X.Effectively can give centrifugal force by convection cell thus.
Circular hole portion 15 is formed at adjacent base portion 3 boundary position each other.This hole portion 15 has as described later when to form curved part 4 when lancing and bending and prevents the cutting portion of workpiece W from too extending to the function of cylindrical portion 2 side.In addition, when water pump P operates, put on vane member 1 in the external force brought by fluid, when vane member 1 occurs bending and deformation repeatedly, prevent the fatigue cracking of cylindrical portion 2 from worsening.
In vane member 1 of the present utility model, clip above described holes portion 15 and adjacent blade part H is formed with the state roughly connected.Its reason is, as described later, forms curved part 4 by lancing and bending, till namely adjacent base portion 3 is in each other and is formed side's curved part 4 by the state connected integratedly until lancing and bending.So carrying out curved part 4 under the state after processing, the blade part H of both sides is possessing the cutting portion be originally separated from each other from a component.This constitutive characteristic and the existing formation being formed with the punching groove portion of large width at blade part are each other very different.
If formation of the present utility model, then can, by the area of workpiece W all as vane member 1, therefore can the useful area of vane member 1 be ensured maximum.As the outward appearance of blade part, can increase the area of a blade part H, also can increase the number of blade part H, the degrees of freedom that vane member 1 designs improves.Consequently, the spray volume of fluid, ejection pressure can be guaranteed fully, the transfer efficiency of water pump P can be improved.The diameter length etc. that therefore can shorten vane member 1 reduces the power loss of water pump P and realizes the raising of the fuel efficiency of motor E.
(the formation method of vane member)
Lancing and bending shown in Figure 5 and the outward appearance of workpiece W before forming curved part 4.In this condition, the cylindrical portion 2 of central authorities is carried out current limliting processing.In addition, total eight holes portion 15 has been machined.In Figure 5, record lancing and bending line 16 on adjacent blade part H border each other, but this line is not set in the workpiece W of reality.
Workpiece W becomes roughly octagonal shape.If be conceived to a blade part H, be then set with the lancing and bending line 16 of straight line shape from hole portion 15 towards periphery.After utilizing lancing and bending line 16 couples of workpiece W to carry out lancing and bending, the edge part (a method, edge portion) of sense of rotation upper side becomes and erects edge part 18, and the edge part (the opposing party's edge part) of sense of rotation lower side shown with arrows becomes and stretches out edge part 17.This stretches out edge part 17 and erects edge part 18 place of incision that to utilize under the state of original workpiece W be continuous print position, share and is formed.At this, the aperture in the line diameter ratio hole portion 15 of lancing and bending line 16 is little.What be formed with substantially linear from the outer circumferential side end of stretching out edge part 17 towards sense of rotation lower side stretches out tip edge portion 19.This stretches out the stage that tip edge portion 19 has terminated at lancing and bending, and a part becomes a part for curved part 4, the remaining part becoming base portion 3.
On the other hand, what be also formed with substantially linear from the outer circumferential side end erecting edge part 18 towards sense of rotation upper side erects tip edge portion 20.This forms the edge part of the tip portion of the shaft core direction along vane member 1 under erecting the state terminated at lancing and bending in tip edge portion 20.
When lancing and bending, though the diagram of omission, the workpiece W shown in Fig. 5 is located at lancing and bending mould.When carrying out this and arranging, the protuberance etc. installing to lower die outside cylindrical portion 2 is fixed position.Side mold is made to abut to this workpiece W.Upper side mold abuts to such as in figures 4 and 5 by the area pressed 21 of dotted line for each base portion 3.In this condition, with lower die upward die side pressing erect tip edge portion 20.Be originally thus one and be that adjacent base portion 3 is cut off each other, a side is become curved part 4 after bending.
If curved part 4 bending becomes to have the state in the face substantially vertical with lancing and bending line 16, then process and itself become easy.In addition, curved part 4 is in order to improve the transfer efficiency of fluid and be configured to possess the curved surface of regulation.When lower die and upper side mold are formed this curved surface with the state clamped the workpiece W being formed this curved part 4 during matched moulds.
If be conceived to the shape of the workpiece W before lancing and bending, then as shown in Figure 5, adjacent base portion 3 and curved part 4 clip cutting portion and are formed with different length in diametric(al).In this embodiment, the length that the length becoming curved part 4 side is configured to than becoming base portion 3 side is long.Like this by making length difference just can form notch 22.In the utility model, when carrying out bending to curved part 4, carry out lancing and bending along lancing and bending line 16 couples of workpiece W.Now, form notch 22 and curved part 4 side is formed longlyer.If this formation, then carry out lancing and bending when carrying out punching press with upper die tooling and bed die to workpiece W to curved part 4 and add man-hour, curved part 4 starts successively to bend from tip portion.When this bending position reach base portion 3 stretch out tip edge portion 19 time, base portion 3 and curved part 4 are in the high speed to regulation of the relative velocity of shear direction.So mutually auxiliary with the effect of the formation of notch 22, the incision of the initial position of lancing and bending easily produces, deepens.Therefore lancing and bending operation becomes more smooth.
For ease of incision, the angle of notch 22 is formed as acute angle.Therefore in the present embodiment, the angle in the bight becoming the side of base portion 3 is formed as obtuse angle.As shown in Figure 5, if the position becoming edge part of the side of curved part 4 is set to after being cut off and erects edge part 18, be set to by the edge part of the side of base portion 3 and stretch out edge part 17, then the length be configured to the length of stretching out edge part 17 than erecting edge part 18 is in the present embodiment long.In order to form notch 22, in advance the length of the edge part of both sides is configured to uneven, but in this case guarantees the area of curved part 4 larger and be formed longlyer and erect edge part 18.
Such formation as a result, stretch out edge part 17 and from this stretch out edge part 17 to intersect direction extend the angle of stretching out tip edge portion 19 become obtuse angle.
In addition, be formed from the top erecting edge part 18 from this erect edge part 18 to intersect direction extend erect tip edge portion 20.This erects tip edge portion 20 becomes the side side along running shaft core X edge part when lancing and bending defines curved part 4.Suitably set by erecting edge part 18 and erecting the angle that tip edge portion 20 formed, the angle of inclination 23 (with reference to Fig. 2) erecting tip edge portion 20 watching completed vane member 1 relative to running shaft core X from right angle orientation can be set as the angle specified thus.This angle of inclination 23 is such as being formed with in the situation of the close wall portion of this vane member 1 etc. in motor E side, and the shape for the free air space determining fluid is important.Above-mentioned angle of inclination 23 is set as optimum value according to the rotational speed etc. of the size of vane member 1, the flow direction of the fluid of conveying, the viscosity of fluid or vane member 1.
In addition, in Figure 5, erect tip edge portion 20 and be formed as straight line shape, but also can be configured to be formed as curve-like by erecting tip edge portion 20, and in completed vane member 1 diametric foreign side then tilt milder.
industrial utilizability
Vane member of the present utility model, except the water pump for such as using in engine for automobile, can also be used as the vane member of various fluid pump.
Claims (5)
1. a fluid pump vane member, is characterized in that, possesses:
Cylindrical portion, it is formed as tubular centered by running shaft core;
Base portion, it is outstanding to the diametric(al) foreign side of above-mentioned running shaft core from the square end portion along above-mentioned running shaft core above-mentioned cylindrical portion, and is circumferentially provided with multiple;
Curved part, it is bending from each above-mentioned base portion along above-mentioned running shaft core to a direction; And
Hole portion, it is arranged on the root boundary position each other of adjacent above-mentioned base portion,
The place of incision shared is utilized to be formed with erecting edge part and stretching out edge part from above described holes portion to the top of above-mentioned base portion from above described holes portion to the top of above-mentioned curved part.
2. fluid pump vane member according to claim 1, is characterized in that,
Above-mentioned curved part the above-mentioned tip portion erecting edge part possess to erect with this that edge part intersects erect tip edge portion, and
Above-mentioned base portion above-mentioned tip portion of stretching out edge part possess to stretch out with this that edge part intersects stretch out tip edge portion,
Edge part and the shorter method, edge portion of above-mentioned length of stretching out in edge part is erected, this edge part and be obtuse angle with the tip edge portion angulation that it intersects above-mentioned.
3. fluid pump vane member according to claim 2, is characterized in that,
The above-mentioned length erecting edge part is longer than above-mentioned length of stretching out edge part.
4. fluid pump vane member according to claim 1, is characterized in that,
The lancing and bending line of straight line shape is set with from above described holes portion to periphery,
Carry out lancing and bending by this lancing and bending line to workpiece, a method, edge portion becomes above-mentioned and erects edge part, and the opposing party's edge part becomes above-mentioned and stretches out edge part.
5. fluid pump vane member according to claim 4, is characterized in that,
The aperture in the line diameter ratio above described holes portion of above-mentioned lancing and bending line is little.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012-021127 | 2012-02-02 | ||
| JP2012021127A JP2013160096A (en) | 2012-02-02 | 2012-02-02 | Blade member for fluid pump |
| PCT/JP2012/082921 WO2013114756A1 (en) | 2012-02-02 | 2012-12-19 | Fluid pump blade members |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113730U true CN204113730U (en) | 2015-01-21 |
Family
ID=48904814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201290001147.7U Expired - Fee Related CN204113730U (en) | 2012-02-02 | 2012-12-19 | Fluid pump vane member |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20150023798A1 (en) |
| JP (1) | JP2013160096A (en) |
| CN (1) | CN204113730U (en) |
| WO (1) | WO2013114756A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244025A1 (en) * | 2019-06-06 | 2020-12-10 | 苏州赫尔拜斯泵业有限公司 | Impeller with metal plate structure |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481921A (en) * | 2014-12-06 | 2015-04-01 | 无锡高卓流体设备有限公司 | Impeller for submersible pumps |
| CN105715580A (en) * | 2016-03-30 | 2016-06-29 | 无锡美羊动力科技有限公司 | Automobile water pump |
| CN105736114A (en) * | 2016-03-30 | 2016-07-06 | 无锡美羊动力科技有限公司 | Automobile water pump with multiple large and small impeller sets for draining water |
| CN105736451A (en) * | 2016-03-30 | 2016-07-06 | 无锡美羊动力科技有限公司 | Diesel engine automobile water pump capable of draining water through two impellers |
| CN114837792A (en) | 2021-03-10 | 2022-08-02 | 美普盛（上海）汽车零部件有限公司 | Electric coolant pump with expansion compensation sealing element |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1827316A (en) * | 1929-11-18 | 1931-10-13 | Mcquay Radiator Corp | Rotor |
| US2064845A (en) * | 1933-03-31 | 1936-12-22 | Lawton R Moray | Propelling device |
| JPS4846908A (en) * | 1971-10-15 | 1973-07-04 | ||
| JPS5193402U (en) * | 1975-01-24 | 1976-07-27 | ||
| JPS5219008U (en) * | 1975-07-30 | 1977-02-10 | ||
| JPS5252210A (en) * | 1975-10-24 | 1977-04-26 | Honda Motor Co Ltd | Manufacturing method of centrifugal ventilating fan |
| JPS58159934A (en) * | 1982-03-17 | 1983-09-22 | Akaishi Kinzoku Kogyo Kk | Cooling fan and its manufacture |
| DE3726522A1 (en) * | 1987-08-10 | 1989-02-23 | Standard Elektrik Lorenz Ag | FAN WHEEL MADE FROM A METAL SHEET AND METHOD FOR THE PRODUCTION THEREOF |
| US6506023B1 (en) * | 2000-09-05 | 2003-01-14 | Industrial Technology Research Institute | Integrally formed stamping sheet-metal blades having 3D structure |
| US7484934B2 (en) * | 2006-04-26 | 2009-02-03 | Field Controls, Llc | Method and apparatus for propelling an intercepted fluid |
| DE102006029379B3 (en) * | 2006-06-27 | 2007-10-04 | Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt | Paddle wheel for use in motor vehicle coolant pump, has two different paddle wheel units firmly connected with each other, provided with notched and engaged blades and arranged with bottom disk segments, where wheel is made of metal plate |
-
2012
- 2012-02-02 JP JP2012021127A patent/JP2013160096A/en active Pending
- 2012-12-19 CN CN201290001147.7U patent/CN204113730U/en not_active Expired - Fee Related
- 2012-12-19 WO PCT/JP2012/082921 patent/WO2013114756A1/en active Application Filing
- 2012-12-19 US US14/375,890 patent/US20150023798A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020244025A1 (en) * | 2019-06-06 | 2020-12-10 | 苏州赫尔拜斯泵业有限公司 | Impeller with metal plate structure |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150023798A1 (en) | 2015-01-22 |
| JP2013160096A (en) | 2013-08-19 |
| WO2013114756A1 (en) | 2013-08-08 |
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