CN109139936A - Valve and device with valve - Google Patents
Valve and device with valve Download PDFInfo
- Publication number
- CN109139936A CN109139936A CN201811076971.9A CN201811076971A CN109139936A CN 109139936 A CN109139936 A CN 109139936A CN 201811076971 A CN201811076971 A CN 201811076971A CN 109139936 A CN109139936 A CN 109139936A
- Authority
- CN
- China
- Prior art keywords
- valve
- throttling
- ball
- adjusting
- throttle
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/52—Means for additional adjustment of the rate of flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Taps Or Cocks (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The present invention relates to valve technology fields, and in particular to a kind of valve and the device with valve.The valve includes: valve body, is equipped with valve chamber；Spool is set in valve chamber；And decompression throttle structure, one end are connected to valve chamber, the other end is used to be connected to the external world of valve；Wherein, depressurizing throttle structure includes throttling passage, throttling passage has the throttling water inlet and throttling water outlet of angled setting, it further include the adjusting ball with throttling passage cooperation, it adjusts and offers adjusting mouth on ball, it adjusts mouth and cooperatively forms the throttle clearance for being connected to throttling water inlet and the water outlet that throttles with throttling passage, and throttle clearance is adjustable when rotation adjusts ball, and then expenditure and pressure function is realized by throttle clearance, the size of throttle clearance can change with the adjusting for adjusting ball simultaneously, and then on the one hand realize the adjusting of water flow, the waste water ratio of changeable water purifier, another aspect throttle clearance it is adjustable, there can be a dynamic adjustment process, and then it is less prone to blockage problem.
Description
Technical field
The present invention relates to valve technology fields, and in particular to a kind of valve and the device with valve.
Background technique
Currently, for the throttle orifice in waste water solenoid valve used in water purifier, to realize throttling function, the hole of throttle orifice
Diameter is typically small.And the characteristic of water purifier determines inorganic salts of the water purifier after being filtered purification to water, in remaining waste water
Content is larger, and inorganic salts nucleus growth be easy to cause waste water solenoid valve blocked primary orifice, so cause waste water solenoid valve block after
Failure, prevent water purifier is from normal use.
Meanwhile when waste water solenoid valve is throttled, water flow can not be adjusted, the waste water ratio of water purifier is solid
It is fixed, it can not be adjusted according to the demand of user.
Summary of the invention
The main purpose of the present invention is to provide a kind of valve and with the device of valve, to solve or at least mitigate the prior art
The throttle orifice of middle valve is easy blocking, and the problem of water flow can not be adjusted.
To achieve the above object, the present invention provides a kind of valves, comprising:
Valve body is equipped with valve chamber；
Spool is set in the valve chamber；And
Throttle structure is depressurized, one end is connected to the valve chamber, and the other end is used to be connected to the external world of the valve；
Wherein, the decompression throttle structure includes throttling passage, the throttling passage have angled setting throttling into
The mouth of a river and throttling water outlet, the throttle structure further include the adjusting ball with throttling passage cooperation, are opened on the adjusting ball
Equipped with mouth is adjusted, the mouth that adjusts cooperatively forms the section for being connected to the throttling water inlet and the water outlet that throttles with the throttling passage
Ebb interval, and the throttle clearance is adjustable when rotating the adjusting ball.
Further, the decompression throttle structure further includes the adjusting knob being mounted on valve body, the adjusting knob with
The adjusting ball cooperation, and the adjusting ball can be driven to rotate when rotating the adjusting knob.
Further, convex ribs are offered on the adjusting knob, and fluted, the convex ribs and institute are opened up on the adjusting ball
Groove cooperation is stated to drive the adjusting ball to rotate.
Further, it is sealed and is cooperated by sealing structure between the adjusting knob and the valve body.
Further, the decompression throttle structure further includes the mounting groove for the adjusting ball installation, the mounting groove
It is arranged in the throttling passage and closes on the throttling water inlet and throttling water outlet setting.
Further, the throttling water inlet is vertically arranged with the throttling water outlet.
Further, the valve further includes the drainage cavity for offering drainage hole, and the drainage cavity is molded in the valve chamber,
With the valve chamber by open communication, the spool is moved back and forth in the valve chamber to open or close in the drainage cavity
Opening.
Further, the throttling water inlet is connected to the valve chamber, and the throttling water outlet is connected to the drainage cavity.
Further, the valve further includes the plug being detachably arranged on valve body, and the plug can be incited somebody to action when splitting out
The ball that adjusts is connected to the external world of the valve.
Further, the valve is water purifier wastewater valve.
Further, the valve is solenoid valve.
The present invention also provides a kind of devices with valve, including valve as described above.
Further, the device with valve is water purifier.
Technical solution of the present invention has the advantages that
In valve provided by the invention and device with valve, existing throttle orifice, decompression section are replaced by decompression throttle structure
Flow structure is cooperatively formed with throttling passage by the adjusting ball for opening up angle and is connected between throttling water inlet and the throttling for the water outlet that throttles
Gap realizes expenditure and pressure function by throttle clearance, while the size of throttle clearance can change with the adjusting for adjusting ball, in turn
On the one hand realize water flow adjusting, can be changed water purifier waste water ratio, another aspect throttle clearance it is adjustable, can have
One dynamic adjustment process, and then it is less prone to blockage problem.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the perspective cross-sectional structural schematic diagram of valve in the embodiment of the present invention；
Fig. 2 is schematic diagram of main cross-sectional structure of valve shown in Fig. 1；
Fig. 3 is the vertical view schematic cross-sectional view of valve shown in Fig. 1；
Fig. 4 is another perspective cross-sectional structural schematic diagram of valve shown in Fig. 1；
Fig. 5 is the structural schematic diagram that ball and adjusting knob cooperation are adjusted in valve shown in Fig. 1；
Fig. 6 is the schematic perspective view that ball is adjusted in valve shown in Fig. 1.
Wherein, the appended drawing reference in above-mentioned attached drawing are as follows:
10, valve body；11, valve chamber；30, spool；31, silica gel head；41, throttle water inlet；43, throttle water outlet；45, it adjusts
Ball；451, mouth is adjusted；46, adjusting knob；50, drainage cavity；51, drainage hole；60, plug；71, reset spring；73, electromagnetic wire
Circle；74, water inlet.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
It is specially the wastewater valve being applied in water purifier according to the valve in the present embodiment, is used in prior art water purifier
Wastewater valve mostly uses conventional use of valve, wherein realize that throttling function is the throttle orifice being provided in valve chamber 11, throttle orifice
Size is generally in 10mm hereinafter, it is simple with structure, the low advantage of manufacturing cost.But conventional use of valve is applied in water purification
As wastewater valve in use, since the inorganic salt content in water purifier in waste water is much higher than light water in device, therefore conventional use
Valve in water purifier its throttle orifice be easy blocking, influence the realization of water purifier normal function.The waste water ratio of water purifier is solid simultaneously
It is fixed, it can not be adjusted according to the demand of user.
In this regard, as shown in Figures 1 to 4, in view of the above-mentioned problems existing in the prior art, the valve in the present embodiment includes: valve
Body 10, spool 30 and decompression throttle structure.Valve chamber 11 is provided in valve body 10 in the present embodiment, spool 30 is set to valve chamber 11
In；One end of decompression throttle structure is connected to valve chamber 11, and the other end is used to be connected to the external world of valve；Wherein, throttle structure is depressurized
In include throttling passage, throttling passage have angled setting throttling water inlet 41 and throttling water outlet 43, throttle structure is also
Including the adjusting ball 45 cooperated with throttling passage, the angle offered on ball 45 as mouth 451 is adjusted is adjusted, angle and throttling are logical
Road cooperatively forms the throttle clearance of connection throttling water inlet 41 and the water outlet 43 that throttles, which can carry out throttling work in valve
It can play the role of a throttling action when making, and due to angle, throttle clearance size when rotation adjusts ball 45 can occur
Variation.
And then the valve in the present embodiment replaces existing throttle orifice, decompression section by decompression throttle structure when being throttled
Flow structure is cooperatively formed with throttling passage by the adjusting ball 45 for opening up angle and is connected to throttling water inlet 41 and the water outlet 43 that throttles
Throttle clearance, by throttle clearance realize expenditure and pressure function, while the size of throttle clearance can with adjust ball 45 adjusting and
Variation, and then on the one hand realize the adjusting of water flow, the waste water ratio of water purifier can be changed, the size of another aspect throttle clearance can
It adjusts, can have a dynamic adjustment process, and then be less prone to blockage problem.
It should be noted that throttle in the present embodiment water inlet 41 and the angled setting of throttling water outlet 43 refer to that the two is not
In parallel, but there is certain angle, and then when rotation adjusts ball 45, it can be achieved that throttling water inlet 41 and throttling water outlet 43
Between throttle clearance size adjusting.
As shown in figure 5, the specific throttle structure that depressurizes further includes being mounted on valve body 10 for adjusting how ball 45 is adjusted
On adjusting knob 46, convex ribs are offered on adjusting knob 46, adjusts and opens up fluted on ball 45, convex ribs and groove cooperate with band
The dynamic ball 45 that adjusts rotates.
Certainly, in a variant embodiment in the present embodiment, adjusting knob 46 is also possible to and adjusts 45 one of ball
Molding mode connects cooperation.
With further reference to Fig. 5, for how to cooperate between adjusting knob 46 and valve body 10, specific adjusting knob 46 and valve body
It is sealed and is cooperated by sealing structure between 10, and then while convenient for 46 pairs of adjusting ball 45 operations of adjusting knob, ensure that valve
Closed reliability.
As shown in Figure 3 and Figure 4, preferably throttling water inlet 41 is vertically arranged with throttling water outlet 43, is conducive to adjust in this way
Throttle clearance is adjusted in ball 45.
Specifically, decompression throttle structure further includes the mounting groove for adjusting the installation of ball 45, and mounting groove setting is logical in throttling
In road and throttling water inlet 41 and the throttling setting of water outlet 43 are closed on, ball 45 is adjusted convenient for rotation and realizes throttle water inlet 41 and section
Flow out the adjusting of throttle clearance size between the mouth of a river 43.
Preferably, the valve in the present embodiment further includes the plug 60 being detachably arranged on valve body 10, and plug 60 is being torn open
It can will adjust ball 45 when out to be connected to the external world of valve, and then even if valve is because the excessive concentration of waste water occurs under extreme conditions
Blocking can also will adjust the taking-up of ball 45 and carry out cleaning solution blockage problem by opening plug 60.
With further reference to Fig. 1 and Fig. 2, specifically, the valve in the present embodiment further includes the drainage cavity for offering drainage hole 51
50, drainage cavity 50 is molded in valve chamber 11, and with valve chamber 11 by open communication, spool 30 is moved back and forth in valve chamber 11 to open
Or the opening in closing drainage cavity 50.
Specifically, the throttling water inlet 41 depressurized in the present embodiment in throttle structure is connected to valve chamber 11, into valve chamber 11
Interior waste water is entered in decompression throttle structure by throttling water inlet 41 to be throttled, and the water outlet 43 that throttles connects with drainage cavity 50
Logical, the waste water after completing throttling enters drainage cavity 50 by throttling water outlet 43, and then passes through the drainage hole 51 in drainage cavity 50
Outside dump valve.
It is illustrated below with reference to the course of work of the Fig. 1 to Fig. 6 to valve in the present embodiment, the valve in the present embodiment is specially
Solenoid valve, under power-up state, water enters valve chamber 11 from the water inlet 74 of valve, has silica gel head 31, silica gel head 31 on spool 30
It is moved upwards with the spool 30 moved upwards after being powered on by electromagnetic coil 73, and then silica gel head 31 opens opening for drainage cavity 50
Mouthful, the water into valve chamber 11 is directly entered drainage cavity 50 from the opening of drainage cavity 50 by hydraulic pressure, then through the row in drainage cavity 50
It flows out outside valve in water hole 51.When solenoid valve power down, spool 30 is moved downward by the elastic force of reset spring 71, and silica gel head 31 is by reset bullet
The active force of spring 71 blocks the opening of drainage cavity 50, and water cannot be discharged from drainage hole 51 at this time, but passes through throttling water inlet 41
It into decompression throttle structure, throttles by the throttle clearance that regulating part is formed with throttling passage, is then discharged from throttling
Mouth 43 enters drainage cavity 50 and is discharged.
The present embodiment also provides a kind of device with valve, including valve as described above, and then excellent possessed by above-mentioned valve
Point, the device with valve in the present embodiment should also have, and details are not described herein.
Device in the present embodiment with valve can be water purifier, purifying drinking appliance etc..
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (13)
1. a kind of valve characterized by comprising
Valve body (10) is equipped with valve chamber (11)；
Spool (30) is set in the valve chamber (11)；And
Throttle structure is depressurized, one end is connected to the valve chamber (11), and the other end is used to be connected to the external world of the valve；
Wherein, the decompression throttle structure includes throttling passage, and the throttling passage has the throttling water inlet of angled setting
(41) and throttling water outlet (43), the throttle structure further include the adjusting ball (45) with throttling passage cooperation, the tune
It is offered on section ball (45) and adjusts mouth (451), the adjusting mouth (451) cooperatively forms with the throttling passage is connected to the throttling
The throttle clearance of water inlet (41) and throttling water outlet (43), and throttle clearance size when rotating adjusting ball (45)
It is adjustable.
2. valve according to claim 1, which is characterized in that the decompression throttle structure further includes being mounted on valve body (10)
Adjusting knob (46), the adjusting knob (46) and the adjustings ball (45) cooperate, and can be in the rotation adjusting knob
(46) the adjusting ball (45) is driven to rotate when.
3. valve according to claim 2, which is characterized in that offer convex ribs, the adjusting on the adjusting knob (46)
Open up fluted on ball (45), the convex ribs and the groove cooperate to drive adjustings ball (45) rotation.
4. valve according to claim 2, which is characterized in that pass through between the adjusting knob (46) and the valve body (10)
Sealing structure sealing cooperation.
5. valve according to claim 1, which is characterized in that the decompression throttle structure further includes for the adjusting ball
(45) mounting groove installed, the mounting groove are arranged in the throttling passage and close on the throttling water inlet (41) and described
Throttle water outlet (43) setting.
6. valve according to claim 1, which is characterized in that the throttling water inlet (41) and the throttling water outlet (43)
It is vertically arranged.
7. valve according to claim 1, which is characterized in that the valve further includes the drainage cavity for offering drainage hole (51)
(50), the drainage cavity (50) is molded in the valve chamber (11), passes through open communication, the spool with the valve chamber (11)
(30) it moves back and forth in the valve chamber (11) to open or close the opening on the drainage cavity (50).
8. valve according to claim 7, which is characterized in that the throttling water inlet (41) is connected to the valve chamber (11),
The throttling water outlet (43) is connected to the drainage cavity (50).
9. valve according to any one of claim 1 to 7, which is characterized in that the valve further includes being detachably arranged in
Plug (60) on valve body (10), the plug (60) can connect adjusting ball (45) and the extraneous of the valve when splitting out
It is logical.
10. valve according to any one of claim 1 to 7, which is characterized in that the valve is water purifier wastewater valve.
11. valve according to any one of claim 1 to 7, which is characterized in that the valve is solenoid valve.
12. a kind of device with valve, which is characterized in that including valve described in any one of claims 1 to 11.
13. the device according to claim 12 with valve, which is characterized in that the device with valve is water purifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811076971.9A CN109139936B (en) | 2018-09-14 | 2018-09-14 | Valve and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811076971.9A CN109139936B (en) | 2018-09-14 | 2018-09-14 | Valve and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109139936A true CN109139936A (en) | 2019-01-04 |
| CN109139936B CN109139936B (en) | 2020-03-24 |
Family
ID=64825567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811076971.9A Active CN109139936B (en) | 2018-09-14 | 2018-09-14 | Valve and water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109139936B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005834A (en) * | 2019-04-01 | 2019-07-12 | 浙江朗诗德健康饮水设备股份有限公司 | A kind of wastewater valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6088281A (en) * | 1983-10-21 | 1985-05-18 | Hitachi Metals Ltd | Flow-rate adjusting valve |
| CN1123379A (en) * | 1994-11-16 | 1996-05-29 | 大明金属工业株式会社 | Ball valve |
| CN2617920Y (en) * | 2003-03-07 | 2004-05-26 | 李桂江 | Water injection flow controlling valves |
| JP2008128350A (en) * | 2006-11-21 | 2008-06-05 | Maezawa Kyuso Industries Co Ltd | Stop valve with built-in check valve |
| CN205173499U (en) * | 2015-11-19 | 2016-04-20 | 浙江鑫帆铜业有限公司 | Filter decompression automatic valve |
| CN205401758U (en) * | 2016-03-14 | 2016-07-27 | 宁波祈禧电器有限公司 | Large -traffic valve that drains |
-
2018
- 2018-09-14 CN CN201811076971.9A patent/CN109139936B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6088281A (en) * | 1983-10-21 | 1985-05-18 | Hitachi Metals Ltd | Flow-rate adjusting valve |
| CN1123379A (en) * | 1994-11-16 | 1996-05-29 | 大明金属工业株式会社 | Ball valve |
| CN2617920Y (en) * | 2003-03-07 | 2004-05-26 | 李桂江 | Water injection flow controlling valves |
| JP2008128350A (en) * | 2006-11-21 | 2008-06-05 | Maezawa Kyuso Industries Co Ltd | Stop valve with built-in check valve |
| CN205173499U (en) * | 2015-11-19 | 2016-04-20 | 浙江鑫帆铜业有限公司 | Filter decompression automatic valve |
| CN205401758U (en) * | 2016-03-14 | 2016-07-27 | 宁波祈禧电器有限公司 | Large -traffic valve that drains |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005834A (en) * | 2019-04-01 | 2019-07-12 | 浙江朗诗德健康饮水设备股份有限公司 | A kind of wastewater valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109139936B (en) | 2020-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109139936A (en) | Valve and device with valve | |
| CN102278503A (en) | Integral pressure reduction valve | |
| CN209100671U (en) | Valve and device with valve | |
| CN209100668U (en) | Valve and device with valve | |
| CN209100669U (en) | Valve and device with valve | |
| CN209100670U (en) | Valve and device with valve | |
| CN202132567U (en) | Integrated reducing valve | |
| CN209100667U (en) | Valve and device with valve | |
| CN109210214A (en) | Valve and device with valve | |
| CN207777680U (en) | A kind of antifouling stifled entering water electromagnetic valve | |
| CN217030034U (en) | Diaphragm valve | |
| CN109185480A (en) | Valve and device with valve | |
| CN212575745U (en) | Deep-buried valve with good bearing performance | |
| CN103104478B (en) | The pure water machine system of a kind of suction booster and formation thereof | |
| CN109114238A (en) | Valve and device with valve | |
| WO2015199400A1 (en) | Automatic flow rate regulating bidet valve | |
| CN109058488A (en) | Valve and device with valve | |
| CN107258496A (en) | A kind of hydrodynamic force multifunctional automatic flow watering device | |
| CN109268517A (en) | Valve and device with valve | |
| CN109140001A (en) | Valve and device with valve | |
| CN201232765Y (en) | Blowoff ball valve | |
| CN213809005U (en) | Energy-saving flow regulating valve | |
| CN209100672U (en) | Valve and device with valve | |
| CN109185478A (en) | Valve and device with valve | |
| CN109185479A (en) | Valve and device with valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |