CN204787199U - Water heater - Google Patents

Water heater Download PDF

Info

Publication number
CN204787199U
CN204787199U CN201520518638.4U CN201520518638U CN204787199U CN 204787199 U CN204787199 U CN 204787199U CN 201520518638 U CN201520518638 U CN 201520518638U CN 204787199 U CN204787199 U CN 204787199U
Authority
CN
China
Prior art keywords
interface
tank
water
inner bag
water heater
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.)
Active
Application number
CN201520518638.4U
Other languages
Chinese (zh)
Inventor
肖齐云
张艺东
王明
边文兵
张中海
彭海斌
尹忠
徐旻锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Midea Smart Kitchen Appliance Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
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 Midea Group Co Ltd, Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201520518638.4U priority Critical patent/CN204787199U/en
Application granted granted Critical
Publication of CN204787199U publication Critical patent/CN204787199U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Treatment Of Water By Ion Exchange (AREA)

Abstract

The utility model discloses a water heater, water heater includes: the inner bag, soften the jar, it is filled with the soft material that is used for softening quality of water to soften jar intussuseption, the regeneration jar, a regeneration jar intussuseption is filled with and is used for making soften the palingenetic regrown material of material, an inlet tube for putting through the water source, and switching -over subassembly, the switching -over subassembly between first state and second state convertible respectively with the inner bag soft jar the regeneration jar links to each other first state the switching -over subassembly will the inlet tube soften jar with the inner bag concatenates in proper order the second state the switching -over subassembly will the inlet tube regeneration jar with soft jar concatenates in proper order. According to the utility model discloses water heater can soften water, has the difficult advantages such as chermonatrite, quality of water health that produce.

Description

Water heater
Technical field
The utility model relates to electrical equipment manufacturing technology field, in particular to a kind of water heater.
Background technology
Electric heater in correlation technique, directly to tap water heating, and containing the more metalliferous mineral such as calcium, magnesium ion in running water, not only easily produces scale after the heating, and affects the health of hair, skin etc. of human body.
Utility model content
The utility model is intended to solve one of above-mentioned technical problem of the prior art at least to a certain extent.For this reason, the utility model proposes a kind of water heater, this water heater can soften water, has and not easily produces the advantage such as scale, water quality health.
For achieving the above object, the utility model proposes a kind of water heater, described water heater comprises: inner bag; Softening tank, is filled with the softener material for demineralized water in described softening tank; Regenerating tank, is filled with the regrown material for making described softener material regenerate in described regenerating tank; For connecting the water inlet pipe at water source; And commutation assembly, described commutation assembly is switchably connected with described inner bag, described softening tank, described regenerating tank between a first state and a second state respectively, described water inlet pipe, described softening tank and described inner bag are connected in series by the assembly that commutates described in described first state successively, and described water inlet pipe, described regenerating tank and described softening tank are connected in series by the assembly that commutates described in described second state successively.
According to water heater of the present utility model, can soften water, have and not easily produce the advantage such as scale, water quality health.
In addition, following additional technical characteristic can also be had according to water heater of the present utility model:
Described reversal valve is connected with the outlet of described regenerating tank, described commutation assembly and described recycled water delivery pipe for making described commutation assembly be communicated with in described recycled water delivery pipe with the outlet of described regenerating tank in described second state.
Described recycled water delivery pipe is serially connected with suction pump.
Described commutation assembly comprises for making water inlet pipe connect the entrance of described softening tank or the first commutating structure of the entrance of described regenerating tank and the second commutating structure for making the outlet of described softening tank connect described inner bag or recycled water delivery pipe.
Described commutation assembly has first interface, second interface, 3rd interface, 4th interface, 5th interface and the 6th interface, described first interface connects described water inlet pipe, described second interface connects the entrance of described softening tank, described 3rd interface connects the outlet of described softening tank, described 4th interface connects described inner bag, described 5th interface connects the entrance of described regenerating tank, described 6th interface connects the outlet of described regenerating tank, described in described first state, first interface and described second interface are connected and described 3rd interface and described 4th interface connection, described in described second state, first interface and described 5th interface are connected and described 6th interface and described second interface are connected.
Switch valve is serially connected with between described commutation assembly and described inner bag.
Softening agent resin is filled with in described softening tank.
Sodium chloride is filled with in described regenerating tank.
The oral siphon of described inner bag stretches in described inner bag and the part being positioned at described inner bag is provided with multiple tap holes that the axially spaced-apart along the oral siphon of described inner bag is arranged.
Be provided with heating tube in described inner bag, described heating tube is U-shaped.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water heater according to the utility model embodiment.
Reference numeral: water heater 1, inner bag 100, oral siphon 110, tap hole 111, heating tube 120, outlet pipe 130, softening tank 200, regenerating tank 300, water inlet pipe 400, commutation assembly 500, first interface 510, the 4th interface 540, the 5th interface 550, the 6th interface 560, reversal valve 600, recycled water delivery pipe 700, suction pump 800, switch valve 900.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Below with reference to the accompanying drawings water heater 1 according to the utility model embodiment is described.
As shown in Figure 1, inner bag 100, softening tank 200, regenerating tank 300, water inlet pipe 400 and commutation assembly 500 is comprised according to the water heater 1 of the utility model embodiment.
The softener material for demineralized water is filled with in softening tank 200.The regrown material for making described softener material regenerate is filled with in regenerating tank 300.Water inlet pipe 400 is for connecting water source.Commutation assembly 500 is switchably connected with inner bag 100, softening tank 200, regenerating tank 300 between a first state and a second state respectively, at described first state commutation assembly 500, water inlet pipe 400, softening tank 200 and inner bag 100 are connected in series successively, at described second state commutation assembly 500, water inlet pipe 400, regenerating tank 300 and softening tank 200 are connected in series successively.
According to the water heater 1 of the utility model embodiment, by arranging softening tank 200, the softener material being used for demineralized water can be filled in softening tank 200, the softener material in softening tank 200 can be utilized to soften water, remove the calcium ions and magnesium ions in water, the water after softening is made not easily to produce incrustation scale when heating, thus can so that the cleaning of inner bag 100, and the water after can preventing water heater 1 from heating affects the hair of user and the health of skin, make that skin after user's bathing is brighter and cleaner, hair is more soft bright.
And, by arranging regenerating tank 300, the regrown material for making described softener material regenerate can be filled with in regenerating tank 300, utilizing described regrown material to regenerate described softener material, preventing described softener material to lose efficacy because using for a long time, ensure that described softener material is to water correction effect, and can not lose efficacy due to described softener material, the process changing described softener material can be saved, user-friendly further, improve the convenience of water heater 1.
In addition, by arranging commutation assembly 500, and the assembly 500 that commutates switchably is connected with inner bag 100, softening tank 200, regenerating tank 300 between a first state and a second state respectively.Like this when described first state, commutation assembly 500 can be utilized water inlet pipe 400, softening tank 200 and inner bag 100 to be connected in series successively, the water at water source place is made first to flow into softening tank 200 by water inlet pipe 400, in softening tank 200 softener material effect under carry out softening after enter inner bag 100 and heat, finally discharge water heater 1 for user.When described second state, commutation assembly 500 can be utilized water inlet pipe 400, regenerating tank 300 and softening tank 200 to be connected in series successively, the water at water source place is made first to flow into regenerating tank 300 by water inlet pipe 400, flow into softening tank 200 again, to utilize the regrown material in regenerating tank 300, the softener material in softening tank 200 is regenerated.
Therefore, the water heater 1 according to the utility model embodiment can soften water, has and not easily produces the advantage such as scale, water quality health.
Below with reference to the accompanying drawings water heater 1 according to the utility model specific embodiment is described.
In specific embodiments more of the present utility model, as shown in Figure 1, inner bag 100, softening tank 200, regenerating tank 300, water inlet pipe 400 and commutation assembly 500 is comprised according to the water heater 1 of the utility model embodiment.
Water heater 1 also comprises reversal valve 600 and recycled water delivery pipe 700, and reversal valve 600 is connected for making commutation assembly 500 be communicated with in recycled water delivery pipe 700 with the outlet of regenerating tank 300 in described second state with recycled water delivery pipe 700 with the outlet of regenerating tank 300, the assembly 500 that commutates.Commutation assembly 500 can be controlled by reversal valve 600 to be thus communicated with in the outlet of regenerating tank 300 with recycled water delivery pipe 700.Like this when needing to regenerate the softener material in softening tank 200, the outlet of regenerating tank 300 is first made to be communicated with commutation assembly 500, the water that the outlet of regenerating tank 300 is flowed out is enable to enter in softening tank 200, softener material in softening tank 200 is regenerated, after the water that regenerating tank 300 flows out acts on a period of time in softening tank 200, by reversal valve 600, commutation assembly 500 is communicated with recycled water delivery pipe 700, thus the waste water after regenerating in softening tank 200 is discharged by recycled water delivery pipe 700.Can, so that discharged by the waste water after regenerating in softening tank 200, prevent the waste water after regenerating from affecting the normal bathing of user thus.
In another specific embodiment of the present utility model, regenerating tank 300 is provided with the recycled water delivery pipe 700 be communicated with regenerating tank 300, recycled water delivery pipe 700 can be provided with the control valve being used to open or close recycled water delivery pipe 700.The discharge of regenerated effluent can be realized thus equally.
Advantageously, as shown in Figure 1, recycled water delivery pipe 700 is serially connected with suction pump 800.Suction pump 800 can be utilized thus to be extracted out by the water in softening tank 200, for softening tank 200 carries out the pressure that draining provides enough, discharge to be convenient to the waste water after regenerating in softening tank 200 further.
Particularly, the assembly 500 that commutates comprises for making water inlet pipe 400 connect the first commutating structure of the softening entrance of tank 200 or the entrance of regenerating tank 300 and the second commutating structure for making the outlet of softening tank 200 connect inner bag 100 or recycled water delivery pipe 700.Described first commutating structure can be controlled thus respectively and described second commutating structure switches between described first state and described second state to make commutation assembly 500.
Alternatively, as shown in Figure 1, commutation assembly 500 has first interface 510, second interface, 3rd interface, 4th interface 540, 5th interface 550 and the 6th interface 560, first interface 510 connects water inlet pipe 400, described second interface connects the entrance of softening tank 200, described 3rd interface connects the outlet of softening tank 200, 4th interface 540 connects inner bag 100, 5th interface 550 connects the entrance of regenerating tank 300, 6th interface 560 connects the outlet of regenerating tank 300, described first state first interface 510 and described second interface connect and described 3rd interface and the 4th interface 540 connect, to connect and the 6th interface 560 and described second interface are connected at described second state first interface 510 and the 5th interface 550.Thus not only can so that softening tank 200 be connected with water inlet pipe 400 with inner bag 100, regenerating tank 300, and can so that the assembly 500 that commutates switches between described first state and described second state.
Specifically, as shown in Figure 1, the assembly 500 that commutates is located on softening tank 200.So that described second interface is connected with the import of softening tank 200, described 3rd outlet can be convenient to and be connected with the outlet of regenerating tank 300 like this.
Fig. 1 shows the water heater 1 according to the utility model concrete example.As shown in Figure 1, commutate between assembly 500 and inner bag 100 and be serially connected with switch valve 900.Switch valve 900 can be utilized thus to control whether to be communicated with between commutation assembly 500 and inner bag 100, whether can flow in inner bag 100 with the water controlled in softening tank 200 and heat.
Particularly, softening agent resin is filled with in softening tank 200.Specifically, described softening agent resin has and can carry out with calcium ions and magnesium ions the functional ionic that exchanges.Described softening agent resin can be utilized thus to soften water, the calcium ions and magnesium ions in adsorbed water.
Alternatively, sodium chloride is filled with in regenerating tank 300.Specifically, salt solid can be filled in regenerating tank 300.Can mix with sodium chloride after water flows through regenerating tank 300 thus, flow into after forming sodium chloride solution in softening tank 200, exchanged by the calcium ions and magnesium ions in the sodium ion in sodium chloride solution and softening tank 200, enable the resin absorbing calcium ions and magnesium ions again in softening tank 200, thus realize the regeneration of described softening agent resin.
Advantageously, as shown in Figure 1, the oral siphon 110 of inner bag 100 stretches in inner bag 100, and the part that oral siphon 110 is positioned at inner bag 100 is provided with multiple tap holes 111 that the axially spaced-apart along the oral siphon 110 of inner bag 100 is arranged.Can prevent current from directly flowing to the top of inner bag 100 thus, thus the water in inner bag 100 can be enable to heat more fully.
Wherein, as shown in Figure 1, be provided with heating tube 120 in inner bag 100, heating tube 120 is U-shaped.Heating tube 120 pairs of water can be utilized thus to heat, and U-shaped heating tube can improve the contact area of heating tube 120 and water, thus improves the efficiency of heating surface.
More advantageously, as shown in Figure 1, the outlet pipe 130 of inner bag 100 can stretch in inner bag 100, and the upper end of the outlet pipe 130 of inner bag 100 upwards extends and the inner roof wall of contiguous inner bag 100.
The course of work of the water heater 1 according to the utility model embodiment is described below.
When water heater 1 normally uses, commutation assembly 500 is in described first state, water inlet pipe 400 is communicated with inner bag 100 with softening tank 200 successively, when containing calcium, when the water (can be running water) at the water source place of magnesium ion enters softening tank 200 by water inlet pipe 400, calcium, softening agent resin contact in magnesium ion and softening tank 200, by the functional ionic on resin and the calcium in water, magnesium ion exchanges, thus the calcium in adsorbed water, magnesium ion, thus make water not easily produce incrustation scale (calcium carbonate or magnesium carbonate) when heating, after ion-exchange, calcium, magnesium ion is just attracted on described softening agent resin, thus realize the softening of water quality.Water after softening flows to inner bag 100, is heated by the water in heating tube 120 pairs of inner bags 100, and namely what finally flow out from outlet pipe 130 is demineralized water after heating, can be used for bathing or washing.
A large amount of calcium when described softening agent resin adsorption, after magnesium ion, need to carry out regeneration process, commutation assembly 500 is now made to switch to described second state, water inlet pipe 400 is communicated with softening tank 200 with regenerating tank 300 successively, control reversal valve 600 makes regenerating tank 300 be communicated with softening tank 200 simultaneously, the water at water source place is made first to flow into regenerating tank 300 by water inlet pipe 400, water is mixed with the sodium chloride in regenerating tank 300, softening tank 200 is flowed into after forming sodium chloride solution, with with calcium, the described softening agent resin contact of magnesium ion, sodium ion and calcium ions and magnesium ions exchange, replace calcium, magnesium ion.Thus the regeneration of described softener material can be realized, be just soften ready for operation next time, described softener material entered again water is softened.
After sodium chloride solution acts on a period of time in softening tank 200, by controlling reversal valve 600, softening tank 200 is communicated with recycled water delivery pipe 700, and utilize suction pump 800 to be extracted out by the water in softening tank 200, thus prevent from the waste water after regenerating from affecting user normally using.
According to the water heater 1 of the utility model embodiment other form and operation be all known for those of ordinary skills, be not described in detail here.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.

Claims (10)

1. a water heater, is characterized in that, comprising:
Inner bag;
Softening tank, is filled with the softener material for demineralized water in described softening tank;
Regenerating tank, is filled with the regrown material for making described softener material regenerate in described regenerating tank;
For connecting the water inlet pipe at water source; And
Commutation assembly, described commutation assembly is switchably connected with described inner bag, described softening tank, described regenerating tank between a first state and a second state respectively, described water inlet pipe, described softening tank and described inner bag are connected in series by the assembly that commutates described in described first state successively, and described water inlet pipe, described regenerating tank and described softening tank are connected in series by the assembly that commutates described in described second state successively.
2. water heater according to claim 1, it is characterized in that, also comprise reversal valve and recycled water delivery pipe, described reversal valve is connected with the outlet of described regenerating tank, described commutation assembly and described recycled water delivery pipe for making described commutation assembly be communicated with in described recycled water delivery pipe with the outlet of described regenerating tank in described second state.
3. water heater according to claim 2, is characterized in that, described recycled water delivery pipe is serially connected with suction pump.
4. the water heater according to any one of claim 1-3, it is characterized in that, described commutation assembly comprises for making water inlet pipe connect the entrance of described softening tank or the first commutating structure of the entrance of described regenerating tank and the second commutating structure for making the outlet of described softening tank connect described inner bag or recycled water delivery pipe.
5. water heater according to claim 4, it is characterized in that, described commutation assembly has first interface, second interface, 3rd interface, 4th interface, 5th interface and the 6th interface, described first interface connects described water inlet pipe, described second interface connects the entrance of described softening tank, described 3rd interface connects the outlet of described softening tank, described 4th interface connects described inner bag, described 5th interface connects the entrance of described regenerating tank, described 6th interface connects the outlet of described regenerating tank, described in described first state, first interface and described second interface are connected and described 3rd interface and described 4th interface connection, described in described second state, first interface and described 5th interface are connected and described 6th interface and described second interface are connected.
6. water heater according to claim 1, is characterized in that, is serially connected with switch valve between described commutation assembly and described inner bag.
7. water heater according to claim 1, is characterized in that, is filled with softening agent resin in described softening tank.
8. water heater according to claim 1, is characterized in that, is filled with sodium chloride in described regenerating tank.
9. water heater according to claim 6, is characterized in that, the oral siphon of described inner bag stretches in described inner bag and the part being positioned at described inner bag is provided with multiple tap holes that the axially spaced-apart along the oral siphon of described inner bag is arranged.
10. water heater according to claim 1, is characterized in that, is provided with heating tube in described inner bag, and described heating tube is U-shaped.
CN201520518638.4U 2015-07-14 2015-07-14 Water heater Active CN204787199U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520518638.4U CN204787199U (en) 2015-07-14 2015-07-14 Water heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520518638.4U CN204787199U (en) 2015-07-14 2015-07-14 Water heater

Publications (1)

Publication Number Publication Date
CN204787199U true CN204787199U (en) 2015-11-18

Family

ID=54527238

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520518638.4U Active CN204787199U (en) 2015-07-14 2015-07-14 Water heater

Country Status (1)

Country Link
CN (1) CN204787199U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990253A (en) * 2015-07-14 2015-10-21 芜湖美的厨卫电器制造有限公司 Water heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990253A (en) * 2015-07-14 2015-10-21 芜湖美的厨卫电器制造有限公司 Water heater

Similar Documents

Publication Publication Date Title
CN104990253A (en) Water heater
CN105536888B (en) Apparatus and method for reducing regenerant and wastewater using compressed air
CN105980315A (en) A decalcifying apparatus
CN204112111U (en) Washing machine and automatic switching place system thereof
CN105088687A (en) Washing machine and automatic throwing-in system thereof
CN105728065B (en) The regeneration method of softener resin
CN204787199U (en) Water heater
CN105088688A (en) Washing machine and automatic throwing-in system thereof
CN205974026U (en) Water purification system of water purification dispenser and water purification dispenser with water purification system
CN112723478A (en) Water softening equipment control method and device, water softening equipment and storage medium
CN205347809U (en) Washing machine
KR100193046B1 (en) Regeneration system of softening device
CN105088686A (en) Washing machine and automatic throwing-in system thereof
KR20080103128A (en) The top down automatic water softener with the mix method of the warm and hot water
CN215161210U (en) Water softening equipment controlling means and water softening equipment
CN104876300A (en) High-efficiency automatic water softener with transverse plate
CN205102387U (en) Water heater
CN201280450Y (en) Water softening system
KR100193957B1 (en) Piping system of water softener
CN205999067U (en) Haline water Special Resin softening plant
CN211998936U (en) Efficient central water softener
JP5223731B2 (en) Water heater
KR100193048B1 (en) Regeneration system for softening device
CN205472783U (en) Resin demineralized water treatment device and steam dust collector
CN112573619B (en) Softening method and system of water softening device and water softening device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20230703

Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province

Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd.

Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui

Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd.

Patentee before: MIDEA GROUP Co.,Ltd.

TR01 Transfer of patent right