baber/WOPTO huggingface dataset:
Patent KR-20030049745-A (KR)
Title: Administration System For Insoluble Anode Of Electroplating Cell And Method Thereof
Inventor: KIM DONG YUN
IPC: C25D17/10
Filed: 2001-12-17
Abstract: PURPOSE: A control system of insoluble anode of electroplating equipment is provided to predict exchange period of the insoluble anode by grasping the consumption state of the insoluble anode, and a control method of the insoluble anode of the electroplating equipment is provided. CONSTITUTION: In an electroplating equipment comprising a conductor roll(3) for applying negative voltage to a metal to be plated and a plural plating cells at which an insoluble anode(1) is installed, the control system of the insoluble anode of the electroplating equipment comprises first control part(7) for collecting data on input current, average voltage, current density and plating efficiency for the conductor roll and insoluble anode; second control part(8) for collecting data on temperature and electric conductivity of plating solution of the plating cells; an operation control system part(9) for collecting data on the metal to be plated; third control part(10) for databasing by receiving the data collected by the first control part, second control part and operation control system part, and forming a consumption predicting logic of the insoluble anode based on the database; and fourth control part(11) for providing an insoluble anode control screen by the logic formed from the third control part.
Patent KR-20030052140-A (KR)
Title: An apparatus for prevent one-side heating from slab in heating furnace
Inventor: KANG JAE OK
IPC: B21B39/00
Filed: 2001-12-20
Abstract: PURPOSE: A slab moving apparatus used in a heating furnace is provided to prevent a fault of an article by preventing a slab from being unevenly heated through moving the slab in a width direction of the slab on a heating table. CONSTITUTION: A slab moving apparatus includes a lifting section(110) positioned at one side of a bottom of a heating furnace(200). A first supporter(111) is horizontally coupled to the lifting section(110). A driving motor is installed on the first supporter(111). A rotating shaft of the driving motor is connected to a reduction device. A primary limit touch bar is mounted on an output shaft of the reduction device. A primary limit switch is installed on the first supporter(111). A driving gear is coupled to an output shaft of the reduction device. A driven gear is coupled to the driving gear in order to rotate a crank shaft.
Patent KR-20030056144-A (KR)
Title: Method for managing and providing a quality information in management server
Inventor: KANG DONG GEUN
Filed: 2001-12-27
Abstract: PURPOSE: A method for managing and offering quality information on a management server is provided to store and manage the quality information linked with the quality information of different types stored at one integrated database, and to enable a worker to search and confirm the quality information stored in the database through a communication terminal. CONSTITUTION: The quality information of the different types for an electronic product is received at the communication terminals(201-20m, 301-30n) connected through a company network(200) or the Internet(300), and is stored in one integrated database(101). The quality information stored in the database(101) is offered by searching and reading it through multi-step link according to a request of the communication terminals(201-20m, 301-30n). The quality information includes a parts quality information for the parts forming the electronic product, a process quality information for the company processes manufacturing the electronic product, and the market quality information for a customer claim buying and using the electronic product.
Patent KR-20030057125-A (KR)
Title: Liquid Epoxy Resin Composition for Encapsulating Semiconductor Device
Inventor: JANG DU WON
IPC: C08L63/00
Filed: 2001-12-28
Abstract: PURPOSE: Provided is a liquefied epoxy resin composition for sealing semiconductor device, which has an excellent processability resulting from free-solvent, as well as improved moisture resistance and thermal shock reliability. CONSTITUTION: The composition essentially comprises a naphthalene represented by formula 1, and a polyfunctional epoxy resin represented by formula 2, as epoxy resin; an alkylated tetrahydrophthalic anhydride represented by formula 3, and a methyltetrahydrophthalic anhydride represented by formula 4, as curing agent; a curing catalyst represented by formula 5; and an inorganic filler. In the formulas, each of R1, R2 and R3 is alkyl or alkenyl of C4-C8. Also, the composition does not comprise a solvent.
Patent KR-20030057175-A (KR)
Title: An Apparatus Cleaning the Backside of Wafers
Inventor: BAEK IN HYEOK
IPC: G02F1/1362
Filed: 2001-12-28
Abstract: PURPOSE: An apparatus for cleaning the back side of a wafer is provided to be capable of preventing particles existing at the back side of the wafer from contaminating an active region of the wafer by previously removing the particles using a shower part. CONSTITUTION: An apparatus for cleaning the back side of a wafer is provided with a cleaning bath(21) for cleaning a plurality of wafers(27), a wafer support part installed in the cleaning bath for supporting and loading the wafers, a shower part(23) installed at the upper portion of the cleaning bath for jetting the predetermined volume of a cleaning solution onto the back sides of the wafers at a predetermined tilt, and an exhaust port(25) installed at the bottom portion of the cleaning bath for exhausting the cleaning solution after carrying out a cleaning process.
Patent KR-20010092265-A (KR)
IPC: G06F19/00
Filed: 1999-08-11
Abstract: 시변 변수(time-varying variable)를 표현하고, 변수에 대한 질의(queries)에 답하는 2진 트리 데이터 구조(binary tree data structure)의 사용 방법이다.  트리는 특히 "y 단위(units)의 최소 값을 가지고 있는 최초/최후 시간은 무엇인가?"와 같은 "검색(find)" 형태의 질의에 답하는 데 유용하다.  이런 유형의 질의에는 O(log n)의 효율로 답할 수 있으며, 여기서 n은 트리(tree)의 노드(node) 수이다.
Patent KR-20010071084-A (KR)
IPC: C07C69/618
Filed: 1999-07-28
Abstract: A process for preparing ethyl atropate by reacting ethyl phenylacetate with paraformaldehyde in the presence of a base is described and entails employing as ethyl phenylacetate a product which contains not more than 0.03% of the corresponding methyl phenylacetate, and carrying out the reaction in N-methyl-pyrrolidone or N,N-dimethylformamide.
Patent KR-20010075193-A (KR)
Title: 직렬형의 비평형 증폭기 및 전치보상회로
IPC: H03F3/60
Filed: 1999-09-09
Abstract: 다수의 증폭기는 직렬형 전치보상회로를 형상하기 위해 캐스캐이드에 연결된다.  증폭기는 회로내의 각각의 증폭기스테이지가 비평형 증폭기에 상이한 즉, 옵셋된 DC전압레벨을 독립적으로 제공하도록 제어되는 2개의 DC전압레일을 갖는다는 점에서 비평형화되어 있다.  증폭기에서 이러한 비평형은 전치보상된 신호를 처리하거나 전송하는 비선형장치로 인한 고유왜곡을 소거하는데 사용되는 신호에서 전치보상을 발생시킨다.  적어도 하나의 증폭기스테이지에서의 DC전압옵셋의 제어는 전치보상을 보정될 고유왜곡에 매칭시키는데 필요하다.  틸트회로는 비평형 RF증폭기에 의해 야기된 증폭변화를 보상하기 위해 (RF증폭기 앞에서)다수의 증폭기에 캐스캐이드되는데 사용될 수 있다.  DC전압의 양측은 아선형 또는 초선형 레이저 다이오드곡선을 보정하기 위해 변화될 수 있다.
Patent KR-20010099876-A (KR)
Title: Method for Producing Diaryl Carbonates
IPC: C07B61/00
Filed: 1999-12-09
Abstract: A process for the production of an aromatic carbonate is disclosed. Accordingly, an aromatic hydroxy compound is reacted with carbon monoxide and oxygen in the presence of a platinum group metal catalyst, a co-catalyst, a base, and optionally a quaternary salt as well as an inert organic solvent. The reaction is carried out under conditions whereby the inert organic solvent forms an azeotrope with the water arising during the reaction. The azeotrope is then removed from the reaction mixture.
Patent KR-20010089780-A (KR)
IPC: E02D29/02
Filed: 2000-01-03
Abstract: 본 발명은 수직 연장 공동(8)을 갖는 석조 블록(6)의 상부를 방수-밀봉하기 위한 쉬트형 방수 스트립(12), 적어도 하나의 배수 직물 부재(20), 및 배수 직물 부재(20)로부터 물을 배수시키기 위한 적어도 하나의 위프 부재(30)를 포함하는 석조 블록 배수 장치에 관한 것이다.
Patent KR-20010101900-A (KR)
IPC: H04L12/56
Filed: 2000-11-15
Abstract: 본 발명은 클라이언트/서버 데이터 교환을 위한 방법 및 시스템에 관한 것이다. 데이터 통신 네트워크를 통해 프로토콜 데이터 유닛(PDU's)의 송수신은, 송신용 PDU의 수신 단계와, 각 데이터 패킷이 미리 결정된 크기 미만이도록 PDU를 다수의 문자 숫자식 데이터 패킷으로 인코딩하는 단계와, 해당 데이터 패킷 또는 각 데이터 패킷의 목적지를 포함하는 어드레스 프레임을 해당 데이터 패킷 또는 각 데이터 패킷과 연관시키는 단계와, 해당 데이터 패킷 또는 각 데이터 패킷을 송신하는 단계를 포함한다. 데이터 패킷은 SMS 또는 셀 방송에 의해 송신되는 것이 바람직하다.
Patent KR-20010102226-A (KR)
Title: 다공성 필름 및 그 제조방법
IPC: C08L23/06
Filed: 2000-12-18
Abstract: 우수한 투습도, 유연성 및 내삼출성을 지닌 다공성 필름 및 해당 특성을 지닌 다공성 필름을 고속으로 필름성형 및 연신할 수 있는 제조방법의 제공을 목적으로 하고, 폴리올레핀계 수지 25 내지 55중량% 및 무기충전재 75 내지 45중량%를 함유하는 조성물로부터 성형된 다공성 필름에 있어서, 상기 폴리올레핀계 수지가, 선형 저밀도 폴리에틸렌 98 내지 70중량% 및 분기형상 저밀도 폴리에틸렌 2 내지 30중량%를 함유하고, 또, 상기 조성물 100중량부에 대해서 액상의 에틸렌-α-올레핀올리고머 0.5 내지 5중량부를 함유하는 것을 특징으로 한다.
Patent KR-20020010129-A (KR)
IPC: C12N11/14
Filed: 2000-03-16
Abstract: 불용성 기질과 불활성 기질에 고정된 계면활성제로 코팅된 리파아제 화합물을 구성하는 리파아제 제조품. 
     제조방법과 새로운 생성물의 용법이 밝혀졌다.
Patent KR-20010111287-A (KR)
Title: Non-linear distortion generator
IPC: H03F1/32
Filed: 2000-03-29
Abstract: An in-line distortion generator for coupling in-line with a non-linear device (NLD) produces an output signal of useful amplitude, but with low composite triple beat and cross modulation distortions. The distortion generator comprises an instant controlled non-linear attenuator which utilizes the non-linear current flowing through a pair of diodes to provide the proper amount of signal attenuation over the entire frequency bandwidth. The distortion generator circuitry is always matched to the NLD, thereby ensuring a frequency response that is predictable and predefined. The distortion generator may also include a temperature compensation circuit to ensure consistent operation throughout a wide temperature range.
Patent KR-20010111299-A (KR)
IPC: G02B5/124
Filed: 1999-04-07
Abstract: 본 발명은 재귀 반사 시트 및 유사 물품용 몰드의 제조 방법에 관한 것으로, 이 방법에는 입방체 코너 요소와 같은 기하학적 구조체의 구조면을 갖춘 기재를 만드는 단계가 포함된다.  일 실시예에서 구조면은 이전에 생성된 구조면으로부터 부분적으로 복제되고, 기재 내에서 부분적으로 기계 가공된다.  구조면의 면 중에서 적어도 하나의 면은 기계 가공된 면 및 복제된 부분과 같은 기계 가공되지 않은 면을 갖춘 복합면이다.  본 발명의 방법은 핀을 다발로 묶는 기법이나 라미나의 사용을 요하지 않으면서, 평면상에서 육각형의 외곽선을 갖는 입방체 코너 요소와 같은 바람직한 기하학적 구조의 입방체 코너 요소를 갖춘 기재를 제조하는 데 이용될 수 있다.  이 방법은 입방체 코너 요소를 갖춘 제품을 제조하는 데 이용될 수 있는데, 여기서 이러한 입방체 코너 요소는 적어도 그 1개의 면이 입방체 코너 요소의 비이면각 에지에 평행하지 않은 변이 라인의 양측에 배치된 2개의 성분면을 갖춘다.
Patent KR-20020022051-A (KR)
IPC: F27D17/00
Filed: 2000-05-12
Abstract: 본 발명은 유동가스안에 포함된 고체입자의 유착 및 소결을 방지하도록 미세하게 분산된 분무액에 의해,   자용로(flash-smelting furnace)와 같은 용해로의 통풍관을 통해 배출되는 유동가스를 냉각하는 방법에 관한 것이다.
Patent KR-20020012277-A (KR)
IPC: G06Q20/12
Filed: 2000-06-06
Abstract: 소비자가 예를 들면 통신 판매 회사에 대하여 상품의 주문을 행하면, 통신 판매 회사에서는 소비자로부터 주문된 상품에 따른 청구 정보 데이터를 센터 장치에 등록한다.  소비자가 금융 기관 또는 요금 징수 대리점에서 청구 요금을 지불하면, 청구 요금을 수납한 것을 나타내는 수납 정보가 센터 장치로 송신된다.  센터 장치에서는 수납 정보를 등록하고, 통신 판매 회사의 사용자 시스템으로 송신한다.  청구 요금의 수납을 확인한 통신 판매 회사에서는 청구 요금의 지불을 끝낸 소비자에게 그 소비자가 주문한 상품을 발송한다.
Patent KR-20020022073-A (KR)
Title: Efficient Energy Transfer Capillary
IPC: B23K20/10
Filed: 2001-04-27
Abstract: A bonding tool for bonding a fine wire to a substrate. The bonding tool comprises a first cylindrical section having a first diameter; a second cylindrical section coupled to an end of the first cylindrical section, the second cylindrical section having a second diameter less than the first diameter; and a tapered section coupled to an end of the second cylindrical section.
Patent KR-20020023283-A (KR)
Title: A joining machine for wrapping box
Inventor: KIM JAE OK
IPC: B31B50/62
Filed: 2002-01-10
Abstract: PURPOSE: An apparatus for bonding a box for packing is provided to improve the quality of a box by performing double bonding without distortion. CONSTITUTION: An apparatus for bonding a box for packing comprises a dividing unit consisting of a dividing jig and guide plates and for guiding the bent portion of paper, a paper feeding roller for feeding the paper, an adhesive coating unit, and a press roller for pressurizing the bonding portion coated with an adhesive agent. An aligning unit(30) having a stopper(31) is included. Herein, the paper feeding roller includes an upper roller(8) and a lift roller(8') placed below the upper roller. If paper is supplied, the lift roller is lifted up the pressurized the paper with the upper roller. The aligning unit places the paper in a right position. Therefore, the paper is supplied without distortion.
Patent KR-20020061542-A (KR)
Title: Metal surface-treating method
Inventor: ERIKO OKUNO
IPC: C23C22/73
Filed: 2002-01-16
Abstract: PURPOSE: To provide a metal surface treatment method which forms zinc phosphate films adequate for cation type electrodeposition coating of metals, more particularly metal moldings simultaneously having ferrous metallic surfaces and zinc-base metallic surfaces and is adequate for a closed system. CONSTITUTION: This metallic surface treatment method includes a process step of subjecting a material to be treated to chemical conversion treatment by immersion using an aqueous acidic zinc phosphate solution, in which an aqueous zinc nitrite solution not substantially containing calcium ions and containing 0 to 6,500 ppm sodium ions and 0 to 20 ppm sulfuric acid ions is used in the case the concentration of the aqueous zinc nitrite £Zn(NO2)2| solution is calculated to be 10 wt.% by converting the zinc nitrate into NO2 is used as an accelerator.
Patent KR-20020062577-A (KR)
Inventor: KAJIMOTO KAZUO
IPC: H04N7/173
Filed: 2002-01-18
Abstract: PURPOSE: A system and a method of contents distribution, and a contents distribution apparatus are provided to append conditions of use to contents to be distributed, e.g., video data and/or music data. CONSTITUTION: A content storage section(11) stores contents such as video data and information concerning predetermined special effects to be applied thereto in pairs. A content management data setting section(12) sets information such as reproduction conditions, billing conditions, and a special effects flag with respect to each content. A distribution content storage section(13) stores the contents and information associated therewith. A distribution content selection section(14) selects information to be appended to contents for transmission in accordance with processing ability information, which is supplied from a terminal device(2). The content and the selected information are transmitted to the terminal device(2) via transmission/reception sections(15, 21) and the network(3), so as to be stored in a distribution content storage section(22). A reproduction control section(23) reproduces the content according to the presence or absence of the special effects flag in the stored information.
Patent KR-20030063965-A (KR)
Title: System for scouting through network and method thereof
Inventor: LEE JUNG HUI
IPC: G06Q99/00
Filed: 2002-01-24
Abstract: PURPOSE: A scouting system and method over network is provided to scout a right person, as requested by a company, by operating a compensation policy for a person recommendation. CONSTITUTION: A person recommender accesses a web server over a network(S1), displays an employment notice offered by a company(S2), and checks detailed data on the employment notice by selecting it(S3). The web server authenticates the accessing person recommender if the person recommender wants to recommend a person(S4, S5). The web server checks whether the recommender recommends himself or herself(S7), and if so, the recommender fills in a resume offered by the web server(S8). But if the recommender recommends other person, the recommender fills personal data of the recommended person in a recommendation form(S9). The web server checks whether the recommended person is suitable for the employment condition offered by the company, and introduces the recommended person to the company(S10). The recommender can check a recommendation status or an entrance test status(S11). The web server checks whether the recommended person is finally employed by the company(S12), and gives compensation money to the recommender if the recommended person is employed(S13).
Patent KR-20030064898-A (KR)
Title: clip for wire or pin in sergery
Inventor: KIM JEE HYOUNG
IPC: A61B17/28
Filed: 2002-01-29
Abstract: PURPOSE: A steel wire clamp is provided to improve the detection ability of the loose of a drill by monitoring a length of a pin being inserted into a patient body. CONSTITUTION: A K-shaped steel wire and an S-shaped pin are used in a surgical operation. The K-shaped steel wire and the S-shaped pin are inserted into a patient body by a predetermined depth. A drill is provided with one steel wire clamp or two steel wire clamps. The clamp adhered to the drill is sterilized. The clamp is positioned on a middle of the K-shaped steel wire. The steel wire is coupled to a pin being rotated. A length of the drill, which is inserted into the patient body, is monitored through a loose of the steel wire. The clamp is fixed to the patient body to define the length of the drill being inserted into the patient body.
Patent KR-20030067271-A (KR)
Title: Cutter of liquid crystal panel and cutting method thereof
Inventor: CHAE GYEONG SU
IPC: B28D5/00
Filed: 2002-02-07
Abstract: PURPOSE: An apparatus for cutting liquid crystal panels and a method thereof are provided to realize simultaneous scribing and simultaneous braking of first and second motherboards, thereby reducing time required for scribing and inversion. CONSTITUTION: A first scribing unit(61) forms first cut prearranged lines on surfaces of bonded first and second motherboards through first and second wheels. A first braking unit(62) hits the first and second motherboards following the first cut prearranged lines. A first rotating unit(63) rotates the first and second motherboards at an angle of 90 deg. A second scribing unit(64) forms second cut prearranged lines on the surfaces of first and second motherboards through third and fourth wheels. A second braking unit(65) hits the first and second motherboards following the second cut prearranged lines.
Patent KR-20020067001-A (KR)
Inventor: AUST EMIL
IPC: C08L101/00
Filed: 2002-02-08
Abstract: PURPOSE: A plastic component is provided, which contains a lustrous pigment and a filling body and is improved in the lustrous effect owing to the size of the lustrous pigment. CONSTITUTION: The plastic component comprises a lustrous pigment comprising metallic or strong photo-refractive pigment particle or plate having 2-dimensional shape and array; and 0.2-10 wt% of a filling body comprising the hollow or compact particles with a diameter of 10-200 micrometers and with practically the same shape. Preferably the lustrous pigment is selected from the group consisting of a mica-based pearl-like lustrous pigment, a metal oxide-coated metal pigment, and a multi-coated iron oxide plate-based goniochromatic pigment; and more preferably the metal pigment is coated with titanium dioxide and/or iron oxide.
Patent KR-20020074389-A (KR)
Inventor: CHO GYEONG SEON
IPC: H04B1/38
Filed: 2002-03-05
Abstract: PURPOSE: A terminal having an exchangeable data input device is provided to be easily operated by composing an exchangeable housing and exchanging the exchangeable housing according to selection. CONSTITUTION: The first and second opposite hinges are symmetrically located on a holding housing(20), and the holding housing(20) has a sliding surface with a certain curvature radius at a separated distance centering around the first and second hinges. The holding housing(20) is mounted and dismounted in a main housing(10). An exchangeable housing(30) has the first and second rotation sub housings. If the first and second rotation sub housings are closely rotated each other, the first and second rotation sub housings are gradually hidden in the main housing(10). If the first and second rotation sub housings are distantly rotated each other, the first and second rotation sub housings are gradually unfolded at both sides of the main housing(10).
Patent KR-20020072219-A (KR)
Inventor: ITO AKIHIKO
IPC: G02F1/133
Filed: 2002-03-08
Abstract: PURPOSE: A method and device for driving an electro-optic element, and electronic appliance are provided to avoid different levels of gray scale resulting from irregularity of a relation in terms of position among selected sub-fields, when the same level of gray scale is displayed. CONSTITUTION: A pixel driving method includes a selecting step of sequentially selecting, according to grayscale data, a plurality of first sub-field periods(SF1¯SF3) and a plurality of second sub-field periods(SF5¯SF7) and following consecutively the plurality of first sub-field periods in a direction moving away from a boundary of the plurality of first sub-field periods and the plurality of second sub-field periods, which is given as the origin; and a driving step of switching ON pixels during the selected sub-field periods.
Patent KR-20020073399-A (KR)
Inventor: OKA HIDEKAZU
IPC: B62D11/18
Filed: 2002-03-14
Abstract: PURPOSE: To conduct single-sided traveling and both-sided traveling with characteristics adopted respectively thereto. CONSTITUTION: Bypass lines 31, 32 passing through control valves 27, 28 for motor control are provided between pumps 23, 24 as hydraulic sources for left and right traveling motors 21, 22 and a tank T, cut valves 33, 34 are provided respectively in the bypass lines 31, 32, an opening of the cut valve 33 or 34 on the traveling side is throttled in the single-sided traveling, and pump pressure is raised thereby to quicken start-up.
Patent KR-20030075102-A (KR)
Title: A lead fixed quantity supply device and method of same an axle cable pin
Inventor: MUN IN HWAN
IPC: H01B13/20
Filed: 2002-03-16
Abstract: PURPOSE: An apparatus and a method for feeding solder to a coaxial pin are provided to automate a soldering process and improve the productivity by inserting cut parts of solder into a pin of the coaxial pin. CONSTITUTION: An apparatus for feeding solder to a coaxial pin includes a jig step transfer portion(300), a pin holding portion, a solder transfer portion, and a solder cutting portion(500). The jig step transfer portion(300) transfers a jig assembly(600) according to an insertion interval of pins(14). The pin holding portion grips and aligns the pin(14) for feeding solder(15). The solder transfer portion is installed at an upper portion of the jig step transfer portion(300). The solder transfer portion includes a solder gripper(275) to insert the solder(15) into a groove of the aligned pin(14). The solder cutting portion(500) cuts the solder(15) to insert a part of the solder(15) into the groove of the aligned pin(14).
Patent KR-20030078500-A (KR)
Inventor: JANG JOO HO
IPC: E04B2/74
Filed: 2002-03-30
Abstract: PURPOSE: A flush panel is provided to dismantle/assemble simply by assembling panels and to keep the leveled state of a wall without grooves or projections. CONSTITUTION: The flush panel comprises: a panel(1) filled up with heat-insulation materials and composed of front, rear boards extended toward both sides and provided with a pair of vertical fasteners; an outer vertical(2) fixed on the side of the panel(1) by a screw and composed of a flat board, an elastic cogged joint folded inward from both ends of the flat board, a joint projected from the center of the flat board, and many key grooves formed on the top of the joint; a connecting key(3) fitted to the key groove of the outer vertical(2) and provided with a joint; and a post cap(4) provided with elastic pieces to fix the elastic cogged joint of the outer vertical(2) tightly.
Patent KR-20020045593-A (KR)
Inventor: KIM HA YONG
IPC: E03C1/28
Filed: 2002-05-17
Abstract: PURPOSE: A structure for screening bad odor in a drainage trap is provided by blocking draining route of the trap by means of a floating device suspending on waste water entered into the waste water holding device to prevent the waste water from contacting with external air. CONSTITUTION: The structure comprises a main body(1) of drainage trap; annular sill(11) and spiral part(12) inside a drainage port(10) at center of the main body(1); and a waste water holding device(20) provided with a drainage groove(21) and a short sill(22) at upper outside of the annular sill(11). The holding device(20) has a floating device(30), a guiding route(41) of the waste water, and a handle projection(42) at inner wall while a spiral part(43). The spiral part(43) of the drainage port(40) is coupled to the spiral part(12) in the main body(1) by means of the handle projection(42).