KR20140085797A - flow control valve of bidet, and massage method using the same - Google Patents

flow control valve of bidet, and massage method using the same Download PDF

Info

Publication number
KR20140085797A
KR20140085797A KR1020120155358A KR20120155358A KR20140085797A KR 20140085797 A KR20140085797 A KR 20140085797A KR 1020120155358 A KR1020120155358 A KR 1020120155358A KR 20120155358 A KR20120155358 A KR 20120155358A KR 20140085797 A KR20140085797 A KR 20140085797A
Authority
KR
South Korea
Prior art keywords
water
rotor
flow hole
stator
flow
Prior art date
Application number
KR1020120155358A
Other languages
Korean (ko)
Inventor
박민욱
Original Assignee
주식회사 콜러노비타
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 콜러노비타 filed Critical 주식회사 콜러노비타
Priority to KR1020120155358A priority Critical patent/KR20140085797A/en
Publication of KR20140085797A publication Critical patent/KR20140085797A/en

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
    • E03D9/08—Devices in the bowl producing upwardly-directed sprays; Modifications of the bowl for use with such devices ; Bidets; Combinations of bowls with urinals or bidets; Hot-air or other devices mounted in or on the bowl, urinal or bidet for cleaning or disinfecting
    • 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
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
    • F16K3/26—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members with fluid passages in the valve member

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)

Abstract

The present invention relates to a flow rate control valve for a hot water scrubber and a massage method using the same. More particularly, the present invention relates to a flow rate control valve for a hot water scrubber, A flow control valve of a hot water washer, and a massage method using the same.
The present invention relates to a valve body having a water inlet and a water outlet formed therein; A stator coupled to the valve body and having a water flow hole through which water flows; A rotor rotatably installed in the stator, the rotor having a water flow groove at an edge thereof; And a drive motor connected to the rotor through a shaft for rotating the rotor, wherein the water flow hole includes a front flow hole formed in a front surface of the stator facing the rotor, The flow hole provides a flow control valve of the hot water scrubber which is formed to step in the depth direction.

Figure P1020120155358

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flow control valve for a hot water washer,

The present invention relates to a flow rate control valve for a hot water scrubber and a massage method using the same. More particularly, the present invention relates to a flow rate control valve for a hot water scrubber, A flow control valve of a hot water washer, and a massage method using the same.

Generally, a toilet is a device for discharging a user 's toilet in a comfortable posture, and a hot water scrubber is installed in a toilet and has been developed so that it can be used more easily after washing.

Such a hot water scrubber is a kind of sanitary facility that cleanses the anus and its surroundings with a rinsing water of appropriate water pressure sprayed from a nozzle, thereby enabling a post treatment without using a toilet paper.

In addition, the hot water scrubber has a drying function for drying the residue remaining on the cleaning area, and a massage function for massaging the affected area, in addition to the cleaning function for cleaning the toilet or the local area by spraying the washing water.

The hot water scrubber is equipped with a flow rate regulating valve for regulating the amount of water sprayed during cleaning. The water pressure of the spraying water sprayed by rotating the rotor of the flow rate regulating valve by a strong and weak Massage function is implemented.

However, conventionally, when the massage function is used, the hydrostatic pressure is fixed to be strong and weak, so that the massage function can not provide various water pressure. Therefore, the users who use the massage function are not satisfied with the massage function.

Further, in the prior art, the function of massage cleaning and the function of washing the mop are separated, so that the two functions can not be used at the same time.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a flow control valve of a hot water scrubber whose structure is changed in order to control the amount of water to be discharged in accordance with the rotation of the rotor .

It is another object of the present invention to provide a massage method using a flow rate control valve of a hot water scrubber whose structure is changed so that the amount of water to be dispensed can be variously adjusted.

According to an aspect of the present invention, there is provided a valve apparatus comprising: a valve body having an inlet and an outlet; A stator coupled to the valve body and having a water flow hole through which water flows; A rotor rotatably installed in the stator, the rotor having a water flow groove at an edge thereof; And a drive motor connected to the rotor through a shaft for rotating the rotor, wherein the water flow hole includes a front flow hole formed in a front surface of the stator facing the rotor, The flow hole provides a flow control valve of the hot water scrubber which is formed to step in the depth direction.

At this time, the outlet port is connected to the bidet nozzle to supply water to the bidet nozzle; And a cleaning nozzle outlet connected to the cleaning nozzle to supply water to the cleaning nozzle.

The water flow hole may include a bidet water flow hole connected to the bidet nozzle outlet. And a rinse water flow hole connected to the rinse nozzle outlet.

Meanwhile, the front flow hole is stepped so that the depth of the front flow hole increases as the distance from the rotation reference of the rotor is increased.

At this time, the deepest depth of the front flow hole is connected to the rear flow hole formed on the rear surface facing the front surface of the stator.

Further, the present invention provides a method of using a flow rate control valve of a hot water scrubber to supply water introduced from an outside through an inlet and discharging a predetermined amount of water through a water outlet to a bidet nozzle or a cleaning nozzle, Or the amount of water to be discharged to the cleaning nozzle is adjusted to a plurality of steps so as to carry out a bidet function or a cleaning function while simultaneously performing a massage function, and a massaging method using the flow control valve of the hot water scrubber .

The flow control valve includes a stator including a front flow hole coupled to a valve body and having a depth in a front surface thereof, and a flow control valve coupled to the stator and coupled to the stator, Wherein the drive motor rotates the rotor clockwise or counterclockwise to position the water flow groove on the front flow hole to thereby allow water to flow out.

At this time, the amount of water to be dispensed is divided into a plurality of points at which the water flow grooves formed in the rotor are located on the front flow hole, and the amount of water is controlled in a plurality of steps.

In addition, the driving motor may stop the rotation of the rotor for a predetermined time in a state where the water flow groove is positioned on the front flow hole.

According to the present invention, when the bidet function or the washing function of the hot water scrubber equipped with the flow rate control valve of the present invention is used, the amount of water to be dispensed can be varied by varying the rotation angle of the rotor, Alternatively, a massage effect according to the amount of water can be expected while using the cleaning function.

1 is a sectional view of a flow control valve of a hot water scrubber according to the present invention.
2 is a plan view showing a front surface of a stator of a flow control valve according to the present invention.
3 is a rear view of the stator of the flow control valve according to the present invention.
4 is a view showing a step structure of a cleansing water flow hole formed on the front surface of a stator according to the present invention.
5 is a view showing a step structure of a bidet water flow hole formed on a front surface of a stator according to the present invention.
6 is a plan view showing a stator and a rotor of a flow rate control valve according to the present invention installed on a valve body.
7 is a cross-sectional view illustrating a stator and a rotor of a flow control valve according to the present invention installed on a valve body.
8 is a view showing a state in which the rotor according to the present invention is rotated and the water flow grooves are aligned on the rinsing water flow hole.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a plan view showing a front surface of a stator of a flow control valve according to the present invention. FIG. 3 is a cross-sectional view of a stator of a flow control valve according to an embodiment of the present invention. FIG. 4 is a view showing a step structure of a cleansing water flow hole formed on the front surface of a stator according to the present invention, FIG. 5 is a view showing a step structure of a bidet water flow hole formed on the front surface of the stator according to the present invention, 6 is a plan view showing a stator and a rotor of a flow rate control valve according to the present invention installed on a valve body, and FIG. 7 is a cross-sectional view of a flow rate control valve according to the present invention, And FIG. 8 is a view showing a state in which the rotor according to the present invention is rotated and the water flow grooves are aligned on the cleansing water flow hole.

1 to 3, the flow control valve 1 of the hot water scrubber according to the present invention is a device for supplying water introduced from the outside through the inlet 110 and discharging a predetermined amount of water through the outlet 120 The driving motor 500 is driven to rotate the rotor 300 connected to the driving motor 500 to rotate the rotator 300 and the stator 200 so that the water flowing out through the outlet 120 To adjust the amount.

The flow control valve 1 of the hot water scrubber according to the present invention includes a valve body 100, a stator 200 coupled to the valve body 100, A shaft connected to the rotor 300 and a driving motor 500 connected to the shaft 400 to drive the shaft 400. The shaft 400 is connected to the shaft 400,

At this time, the valve body 100 forms an outer shape of the flow control valve 1. The valve body 100 is provided with an inlet (not shown) to which water supplied from an outside, for example, a hot water tank constituting the hot water scrubber, 110 and an outlet 120 through which a predetermined amount of water is discharged.

The shape of the valve body 100 may be variously formed according to the function and the shape of the hot water scrubber to which the flow control valve 1 is applied, so that it will not be described in detail in the present invention.

At this time, the outflow port 120 is connected to the bidet nozzle, and has a bidet nozzle outlet 121 for supplying water to the bidet nozzle, a cleaning nozzle outlet 122 connected to the cleaning nozzle for supplying water to the cleaning nozzle Lt; / RTI >

The stator 200 and the rotor 300 are configured to adjust the amount of water discharged to the outlet 120. The stator 200 will be described later.

The rotor 300 includes a water flow groove 320 formed at one edge of a disk-like rotating body 310 and includes a plurality of grooves 320 formed on one side of the shaft 400 side of the rotating body 310 An engaging portion 330 is formed to engage with the shaft 400.

The shaft 400 and the driving motor 500 are provided to rotate the rotor 300. The shaft 400 is rotatably installed on one side of the driving motor 500, The rotor 300 is connected to one end of the rotor 400.

Accordingly, when the driving motor 500 operates to rotate the shaft 400, the rotor 130 connected to the shaft 140 rotates.

1 to 5, the stator 200 includes a cylindrical fixed body 210, a water flow hole 220 extending from the one surface of the fixed body 210 and passing water through the fixed body 210.

The fixed body 210 includes a front surface 211 facing the rotor 300 and a rear surface 212 facing the front surface 211. The rear surface 212 includes a front surface 211 facing the rotor 300, .

The water flow hole 220 extends from the front surface 211 of the fixed body 210 to the rear surface 212 of the fixed body 210 and penetrates the fixed body 210.

Water flowing through the inlet 110 moves along the water flow hole 220 and penetrates through the stator 200. Water flowing through the stator 220 flows through the stator 200, Is moved to the side of the outflow port (120), and is discharged through the outflow port (120).

The water flow hole 220 includes a bidet water flow hole 221 connected to the bidet nozzle outlet 121 and a cleansing water flow hole 222 connected to the cleansing nozzle outlet 122.

The water flow hole 220 extends from the front surface 211 of the fixed body 210 to the rear surface 212 of the fixed body 210 and penetrates the fixed body 210, A front flow hole formed in the front surface 211 of the stator 200 and a rear flow hole formed in the rear surface 212 of the stator 200.

Accordingly, the bidet water flow hole 221 includes a first front flow hole 221a and a first rear flow hole 221b, and the clean water flow hole 222 includes a second front flow hole 222a and a second front flow hole 222b. And a second rear flow hole 222b.

At this time, the first and second front flow holes 221a and 222a formed on the front surface 211 of the stator 200 are formed to have a predetermined length and height along the circumference of the fixed body 210, And the first and second front flow holes 221a and 222a are formed so as to be stepped in the depth direction, and are formed in a stepped shape.

That is, as shown in FIG. 4, the first front flow hole 221a is stepped so as to be deeper as it goes from one side to the other, that is, from the A region to the H region. As shown in FIG. 5, The front flow hole 222a is formed in a step shape so as to deepen from one side to the other side, that is, from the I region to the P region.

In this embodiment, the first and second front flow holes 221a and 222a are deepened from the upper side to the lower side. However, the first and second front flow holes 221a and 222a May be formed to be deeper.

That is, the first and second front flow holes 221a and 222a may be formed so as to be gradually deeper as the distance from the rotation reference of the rotor 300 increases.

At this time, the deepest region of the first and second front flow holes 221a and 222a, the H region and the P region in this embodiment are connected to the first and second rear flow holes 221b and 222b do.

Meanwhile, since the flow control valve 1 of the hot water scrubber according to the present invention has a structure for controlling the amount of water to be discharged by rotating the rotor 300 according to the operation of the drive motor 500, It is preferable to be constructed so as to be less influenced and to prevent leakage.

Therefore, the flow control valve 1 of the hot water scrubber according to the present invention is provided with a Y-axis flow control valve installed on the surface of the stator 200 facing the outlet 210, that is, on the rear surface 212 of the stator 200, A ring 600 and a spring 700 coupled to the outside of the coupling portion 330 of the rotor 300. [

The flow control valve 1 is connected to the shaft 400 and includes a flange 800 and a packing 900 positioned between the rotor 300 and the shaft 400 .

In addition, the flow control valve 1 includes a sleeve 1000 coupled to one side of the driving motor 500 to stably couple the shaft 400 and the driving motor 500, And an O-ring 1100 disposed inside the O-ring 1100.

6 and 7, when the stator 200 and the rotor 300 are installed in the valve body 100, the operation of the flow control valve 1 of the present invention having the above- When the shaft 400 rotates by driving the driving motor 500, the rotor 300 coupled to the shaft 400 rotates.

At this time, the rotor 300 rotates clockwise or counterclockwise. When the hot water scrubber performs a bidet function, the rotor 300 rotates counterclockwise, and the hot water scrubber performs a cleaning function The rotor 300 may be configured to rotate in a clockwise direction, but the direction of rotation of the rotor 300 according to the function of the hot water scrubber may be reversed from the present embodiment.

The stator 200 has first and second front flow holes 221a and 222a formed therein and a water flow groove 320 is formed in the rotor 300. [

Therefore, when the rotor 300 rotates and the water flow grooves 320 are located on the first or second front flow holes 221a and 222a, the water introduced through the inlet 110 Through the stator 200 through the water flow grooves 320 and the first or second front flow holes 221a and 222a and through the bidet nozzle outlet 121 or the cleaning nozzle outlet 122, do.

Since the first and second front flow holes 221a and 222a have different depths, the water flow grooves 320 are formed on the first or second front flow holes 221a and 222a The amount of water to be dispensed is determined.

That is, when the rotational angle of the rotor 300 is small, water flows out through the first or second front flow holes 221a and 222a having a small hole depth. When the rotational angle of the rotor 300 is large And the water flows out through the first or second front flow holes 221a and 222a having a large hole depth. Therefore, when the rotational angle of the rotor 300 is large, the amount of water to be discharged is increased.

At this time, since the amount of water to be dispensed can be adjusted according to the division of the rotation angle, it can be divided into a plurality of steps.

Meanwhile, in the present embodiment, the depth of the first and second front flow holes gradually increases from the area located at the start point of rotation, but conversely, the area of the first and second front flow holes It may be formed so as to have a lower depth.

Further, for the drink function, after the rotor 300 is rotated, the drive motor 500 is stopped for a predetermined period of time, for example, one second to stop the rotation of the rotor 300 .

That is, the driving motor stops the rotation of the rotor 300 for a predetermined time while the water flow grooves are positioned on the front flow hole.

Therefore, when the bidet function or the washing function of the hot water scrubber equipped with the flow rate control valve of the present invention is used, the amount of water to be dispensed can be variously adjusted by varying the rotation angle of the rotor 300, The massage effect according to the amount of water can be expected at the same time.

While the present invention has been shown and described with reference to certain exemplary embodiments thereof, it is to be understood that the scope of the invention is not limited to the disclosed embodiments, And various modifications, alterations, and changes may be made without departing from the scope of the present invention.

Therefore, the embodiments described in the present invention and the accompanying drawings are intended to illustrate rather than limit the technical spirit of the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments and accompanying drawings . The scope of protection of the present invention should be construed according to the claims, and all technical ideas within the scope of equivalents should be interpreted as being included in the scope of the present invention.

1: Flow control valve 100: Valve body
110: inlet port 120: outlet port
121: Bidet nozzle outlet 122: Cleaning nozzle outlet
200: stator 210: fixed body
220: water flow hole 221: bidet water flow hole
221a: first front flow hole 221b: first rear flow hole
222: Cleansing water flow hole 222a: Second front flow hole
222b: second rear flow hole 300: rotor
310: rotating body 320: water flow groove
330: engaging portion 400: shaft
500: drive motor 600: Y-ring
700: spring 800: flange
900: Packing 1000: Sleeve
1100: O-ring

Claims (9)

A valve body having an inlet and an outlet;
A stator coupled to the valve body and having a water flow hole through which water flows;
A rotor rotatably installed in the stator, the rotor having a water flow groove at an edge thereof; And
And a driving motor connected to the rotor through a shaft to rotate the rotor,
Wherein the water flow hole includes a front flow hole formed in a front surface of the stator facing the rotor, and the front flow hole is formed to be stepped in a depth direction. The method according to claim 1,
A bidet nozzle outlet connected to the bidet nozzle for supplying water to the bidet nozzle; And
And a cleaning nozzle outlet connected to the cleaning nozzle for supplying water to the cleaning nozzle. 3. The method of claim 2,
Wherein the water flow hole is a bidet water flow hole connected to the bidet nozzle outlet; And
And a cleaning water flow hole connected to the cleaning nozzle outlet. The method according to claim 1,
Wherein the front flow hole is stepped so that the depth of the front flow hole increases with increasing distance from the rotation reference of the rotor. 5. The method of claim 4,
Wherein a region of the front flow hole having the deepest depth is connected to a rear flow hole formed on a rear surface facing the front surface of the stator. There is provided a method of using a flow rate control valve of a hot water scrubber to supply water introduced from outside through an inlet and discharging a predetermined amount of water through a water outlet to a bidet nozzle or a cleaning nozzle,
Wherein the bidet nozzle or the cleaning nozzle is controlled in a plurality of steps so as to carry out the bidet function or the washing function and to perform the massage function, and the massaging method using the flow control valve of the hot water scrubber . The method according to claim 6,
Wherein the flow control valve includes a stator including a front flow hole coupled to a valve body and having a depth in a front surface thereof, a rotor coupled to the stator and coupled to the stator, ≪ / RTI >
Wherein the driving motor rotates the rotor in a clockwise or counterclockwise direction to position the water flow groove on the front flow hole, thereby allowing water to flow out of the water flow guide. 8. The method of claim 7,
Wherein a quantity of water to be dispensed is divided into a plurality of points at which the water flow groove formed in the rotor is located on the front flow hole, and the amount of water is adjusted in a plurality of steps. . 8. The method of claim 7,
Wherein the driving motor stops the rotation of the rotor for a predetermined time while the water flow groove is positioned on the front flow hole.
KR1020120155358A 2012-12-27 2012-12-27 flow control valve of bidet, and massage method using the same KR20140085797A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120155358A KR20140085797A (en) 2012-12-27 2012-12-27 flow control valve of bidet, and massage method using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120155358A KR20140085797A (en) 2012-12-27 2012-12-27 flow control valve of bidet, and massage method using the same

Publications (1)

Publication Number Publication Date
KR20140085797A true KR20140085797A (en) 2014-07-08

Family

ID=51735178

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120155358A KR20140085797A (en) 2012-12-27 2012-12-27 flow control valve of bidet, and massage method using the same

Country Status (1)

Country Link
KR (1) KR20140085797A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101689975B1 (en) * 2015-10-02 2016-12-26 이종진 Sink sieve disinfection
KR102011018B1 (en) * 2018-03-27 2019-08-16 (주)포에스텍 control valve for bidet
KR20190102793A (en) 2018-02-27 2019-09-04 주식회사 콜러노비타 Method for controlling the rotational displacement of a drive device
KR20200080701A (en) 2018-12-27 2020-07-07 주식회사 콜러노비타 Controlling method of fluid outlet temperature of bidet
KR20220026342A (en) 2020-08-25 2022-03-04 주식회사 콜러노비타 Cleaning water output control device for bidet

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101689975B1 (en) * 2015-10-02 2016-12-26 이종진 Sink sieve disinfection
KR20190102793A (en) 2018-02-27 2019-09-04 주식회사 콜러노비타 Method for controlling the rotational displacement of a drive device
KR102011018B1 (en) * 2018-03-27 2019-08-16 (주)포에스텍 control valve for bidet
KR20200080701A (en) 2018-12-27 2020-07-07 주식회사 콜러노비타 Controlling method of fluid outlet temperature of bidet
KR20220026342A (en) 2020-08-25 2022-03-04 주식회사 콜러노비타 Cleaning water output control device for bidet

Similar Documents

Publication Publication Date Title
KR20140085797A (en) flow control valve of bidet, and massage method using the same
JP2008168231A (en) Bathroom washing apparatus and bathroom unit
WO2015161667A1 (en) Washing machine
JP2019042481A (en) Automatic washing device, and method for using automatic washing device
KR200411530Y1 (en) structure for water jetting tip of bidet nozzle
JP2007260563A (en) Cleaning device and showerhead
KR101643368B1 (en) Nozzle of the bidet
JP2012019825A (en) Face washing device
KR101498238B1 (en) Structure for nozzle tip of bidet
CN105595884B (en) A kind of shower for carrying scrubbing function
KR101532044B1 (en) Shower apparatus for autometic scrubbing
KR20110115213A (en) Shower device with cleaning function
KR20160128527A (en) Nozzle assembly rotation control method of bidet
KR200422545Y1 (en) structure for vibration of bidet nozzle
JP2002034813A (en) Cleaning machine
KR20130108955A (en) Various porposes clense
KR200422544Y1 (en) structure for vibration of bidet nozzle
KR200411531Y1 (en) structure for water jetting tip of bidet nozzle
KR100957889B1 (en) A nazzle adjustable water supply course and water supply volumn
JPH1066659A (en) Bathtub washing device
JP2020069386A (en) Bathtub washing device
KR20090021553A (en) Nozzle of bidet
KR102146444B1 (en) Whirlpool Having Pipe Cleaning Function
KR20160066183A (en) Detergent auto-dispensor for urinal
KR200211444Y1 (en) Nozzle of Bidet

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application