baber/WOPTO huggingface dataset:
Patent KR-20190051232-A (KR)
Inventor: LEE JIN HYUCK
IPC: A61F13/06
Filed: 2017-11-06
Abstract: According to an embodiment of the present invention, a knee protector for stabilizing a patella comprises: a first band for covering an upper part of a patella of a knee; a second band connected to one side of an upper band to be inclined downward from one side of the first band toward the other side, and spirally covering an outer side of the patella; a first pressing part embedded in the first band and pressing the upper part of the patella when the first band is banded around a knee; and a second pressing part embedded in the second band and pressing the outer side of the patella when the second band is banded around the knee, wherein the upper part and the outer side of the patella are pressed by the first pressing part and the second pressing part in a state where the patella is opened, when the first band and the second band are banded around the knee.
Patent KR-20180091690-A (KR)
Title: Locker tops structure
Inventor: RU IN GUE
IPC: B29L31/44
Filed: 2017-11-08
Abstract: The present invention relates to a top plate structure for a locker that improves waterproof performance by manufacturing a top plate of an injection-molded material of a synthetic resin, improves airing in the interior of the locker by making the interior of the top plate an empty space to reduce the weight of the top plate and compulsorily introducing and exhausting air into and from the interior of the locker through the space while a door is opened and closed, and improves a coupling structure in a one-touch scheme without screw-coupling the top plate and a side plate. To achieve this, the present invention provides a top plate structure for a locker, wherein keeping chambers are provided in multiple stages, a door is provided on a front surface of each of the keeping chambers, opposite sides of the top plate structure are covered by side plates, a rear surface of the top plate structure is covered by a rear plate, an upper plate is coupled to a keeping chamber in the uppermost stage, an insertion hole, into which a lower head part of a connecting member is inserted, is punched on an upper surface of each of the side plates, a rotation guide hole communicating with the insertion hole perpendicularly is punched on an inner surface of the side plate, a coupling member that stops the lower head part of the connecting member through rotation thereof if the lower head part of the connecting member is inserted into the rotation guide hole is provided in the rotation guide hole, and an upper end of the connecting member is coupled to the top pate, and wherein an upper side of the connecting member has a head part in the same form as the lower head part to protrude to the upper side of the side plate, and the top plate is mounted on the upper head part of the connecting member perpendicularly to the upper head part of the connecting member in a process of positioning the top plate on the side plates and is coupled to the side plates in a one-touch scheme in a process of moving the top plate horizontally.
Patent KR-20180052544-A (KR)
Inventor: KIM JEONG WAN
IPC: H02S40/22
Filed: 2017-11-09
Abstract: The present invention relates to a beacon with a light collecting function. A light collecting unit rotatably mounted on an upper frame of a frame unit supporting a beacon unit collects light toward a light collecting panel mounted on a lower frame of the frame unit to increase light collecting efficiency. A driving transmission unit transmits a driving force to rotate or revolve the light collecting panel and the prism of the light collecting unit according to the position of the sun. The driving force of the driving transmission unit is covered by a part of electric energy generated by a generation unit, thereby increasing generation efficiency by collecting the light toward the light collecting panel.
Patent KR-20180052549-A (KR)
Title: 3-dimensional channel construct
Inventor: JEONG GI SEOK
IPC: C12M3/06
Filed: 2017-11-10
Abstract: According to an embodiment of the present invention, a three-dimensional channel structure comprises: a bridge channel having a passage formed therein; at least one well protruding to the outside of the bridge channel while at least one thereof is formed along the bridge channel, and having an internal space connected with a passage; an inlet channel connected to one end of the bridge channel; and a discharge channel connected to the other end of the bridge channel. The three-dimensional channel structure, according to an embodiment of the present invention, includes the plurality of wells, and three-dimensional cell aggregates can be easily formed when the cells are cultured in the wells.
Patent KR-20180056546-A (KR)
Inventor: EUN JONG HYUK
IPC: G02B5/22
Filed: 2017-11-11
Abstract: The present invention relates to a high brightness film for a liquid crystal display device and a manufacturing method thereof. The high brightness film for a liquid crystal display device comprises: a base film; a coating layer including a YAG-based phosphor and a LuAG-based phosphor wherein the coating layer is formed on one surface of the base film; and a pattern unit formed on the coating layer. Therefore, the high brightness film can increase a color gamut ratio and brightness when applied to an LCD.
Patent KR-20190060074-A (KR)
Title: Electronic device comprising heat dissipation structure
Inventor: MOON HONGKI
IPC: H05K7/20
Filed: 2017-11-24
Abstract: An electronic device according to various embodiments of the present invention can comprise: a housing including a first plate facing a first direction, a second plate facing a second direction opposite to the first direction, and a side member for encompassing the space between the first plate and second plate; a circuit board arranged inside the housing and including at least one heating element; a first vapor chamber for receiving, through conduction, and dispersing, in at least a partial space between the first plate and the circuit board, heat released from at least one heating element; a heat sink for receiving, through conduction, and absorbing, in at least a partial space between the circuit board and the second plate, heat released from at least one heating element; and a fan for supplying air for the heat absorbed by the heat sink to forcibly convect toward the outside of the electronic device. Additional various embodiments are possible. The present invention can disperse and radiate the heat generated from a heat source in the electronic device by using a heat radiation sheet.
Patent KR-20190061830-A (KR)
Title: Method and device for operating an internal combustion engine
Inventor: ECKERT ANDREAS
IPC: F02D35/02
Filed: 2017-11-28
Abstract: The present invention relates to a method and apparatus for operating an internal combustion engine including an injector for injecting a cooling fluid into a combustion chamber (101) of the internal combustion engine. In the method, a knocking risk is determined during a current combustion in the combustion chamber (101) and when the knocking risk exceeds a threshold value, injection of the cooling fluid into the combustion chamber (101) is performed during the current combustion.
Patent KR-20190062893-A (KR)
Title: Sanitizers composition containing illite and manufacturing method of the same
Inventor: PARK JUNG WOO
IPC: A61K36/15
Filed: 2017-11-29
Abstract: The present invention relates to an external application disinfectant using an illite extract and, more specifically, to an external application disinfectant using an illite extract as an active ingredient, which comprises the steps of: extracting illite to produce the illite extract; producing a pine needle extract and a dandelion extract; concentrating the pine needle extract and the dandelion extract, respectively; mixing the illite extract, the concentrated pine needle extract and the concentrated dandelion extract, adding ethanol alcohol, a moisturizer, and a viscosity control agent, and then mixing and stirring the same.
Patent KR-20190064820-A (KR)
Title: Aquarium with water circular structure
Inventor: LIM JU SAENG
IPC: A01K63/04
Filed: 2017-12-01
Abstract: The present invention relates to an aquarium having a structure of water circulation, in which water automatically circulates through a plurality of chambers and water can be changed without causing stress to fish. The aquarium of the present invention comprises: a main chamber providing a room where the fish live; a first auxiliary chamber disposed in the lower part of the main chamber and receiving the water stored in the main chamber introduced therein; a second auxiliary chamber having an inner room connected to the first auxiliary chamber such that the water in the first auxiliary chamber is transferred; a supply pipe having both end portions respectively disposed in the second auxiliary chamber and on the top of water surface of the main chamber to transfer the water in the second auxiliary chamber to the main chamber by means of atmospheric pressure; an air generator installed in the second auxiliary chamber to generate and transfer air to the supply pipe, thereby increasing a transfer speed of the water moving through the supply pipe; and a controller interlinked to a portable terminal of a user to receive a signal from the portable terminal to control operation of the air generator.
Patent KR-20180069700-A (KR)
Inventor: TSAI CHUN HSIUNG
IPC: H01L21/02
Filed: 2017-12-01
Abstract: According to one embodiment of the present invention, a process of improved plasma enhanced atomic layer deposition comprises the steps of: performing a first plurality of layer depositions cycles of a deposition process on a substrate; and performing a plasma enhanced layer deposition cycle including a plasma treatment process after performing the plurality of layer deposition cycles. The first plurality of layer deposition cycles are performed without the plasma treatment process.
Patent KR-20190065530-A (KR)
Title: clip to prevent glue from running on the bottom
Inventor: OH JUN HYUK
IPC: B43M11/00
Filed: 2017-12-02
Abstract: The present invention relates to a tongs type glue which does not apply an adhesive to a floor. The purpose of the present invention is to prevent contamination of a periphery due to glue during gluing by allowing tongs to be in contact with each other by an upper tongs part and a lower tongs part and enabling gluing in the air. The tongs type glue of the present invention comprises: an upper tongs part (10) for holding glue and performing a role of tongs; a fastening bolt (11) for holding an adhesive protruding from an upper end of a left side of the upper tongs part (10); a rubber (12) for minimizing shaking of the adhesive attached to the inside of the fastening bolt (11); a fastening nut (13) for fixing the adhesive by being in contact with the fastening bolt (11) as a component; a lower tongs part (20) being in contact with the upper tongs part (10) and performing a role of tongs with the upper tongs part; a support bottom (21) performing a role of a support (bottom) during gluing and located on an upper end of a left end of the lower tongs part (20); and a horizontal line part (21a) and a vertical line part (21b) for minimizing remaining of an adhesive component as a component of the support bottom (21). Thus, according to the present invention, it is possible to prevent contamination of a periphery due to glue during gluing by allowing the tongs to be in contact with each other by an upper tongs part and a lower tongs part and enable gluing in the air.
Patent KR-20190069646-A (KR)
Title: Display unit for vehicle and controlling method thereof
Inventor: PARK JONGSUNG
IPC: G01L1/00
Filed: 2017-12-04
Abstract: Provided are a display device for vehicles, which is used in a vehicle to display information to a passenger, and a control method thereof. The display device for vehicles includes: a display panel formed to display an image; a cover glass formed to cover the front side of the display panel; a guide panel supporting the cover glass and the display panel; a bracket supporting the guide panel; a back cover storing the bracket and combined with the cover glass; and a moving device placed between the back cover and the cover glass to prevent the display panel from being bent by external force applied to the back cover. The moving device includes: a pressure sensor formed to measure the external force applied to the back cover; and a driving motor operated in accordance with the size of the external force measured by the pressure sensor.
Patent KR-20190067645-A (KR)
Title: Wheel balance weight manufacturing apparatus and method thereof
Inventor: KIM JI HOON
IPC: B21D53/88
Filed: 2017-12-07
Abstract: The present invention relates to a wheel balance weight manufacturing apparatus and a method thereof, wherein a wheel balance weight made of a steel material is primarily pressurized with a press to be easily cut, and is pressed by a roller again. The manufacturing method comprises the following steps of: inputting a metal plate made of a steel material; compressing the metal plate with a press; compressing the compressed metal plate with a roller; and manufacturing a wheel balance weight.
Patent KR-20190070754-A (KR)
Title: A Cage For Ball Bearing Having Imporoved Deformation Strength
Inventor: MOON JAE HYUN
IPC: F16C33/38
Filed: 2017-12-13
Abstract: According to the present invention, a cage for a ball bearing with an improved deformation strength comprises: a cage main body member formed in a ring shape and spaced apart along a circumferential direction to form a plurality of pockets; and a cage support member coupled to the cage main body member for supporting the cage main body member in a radial direction at an inner and outer sides.
Patent KR-20190072045-A (KR)
Title: Method for controlling touch screen GUI
Inventor: HEO JANG WAN
IPC: G06F3/0481
Filed: 2017-12-15
Abstract: The present invention relates to a method for controlling a touch screen graphics user interface (GUI). According to an embodiment of the present invention, the method for controlling the touch screen GUI, wherein a calculation processing unit of a mobile terminal controls the GUI of the touch screen, comprises: a process of, when a touch medium is detected on the touch screen for the first time, generating a main icon to display the main icon on the touch screen; a process of, when a motion of the touch medium with the main icon as the departure point is detected, generating an auxiliary icon separate from the main icon to display the auxiliary icon; and a process of, when the motion of the touch medium, which is departed from the main icon, has been stopped and a double touch of the touch medium for the main icon is detected, determining that a touch has occurred for a point where the auxiliary icon is located. The present invention aims to provide the method for controlling the touch screen GUI, which is able to allow a user to easily control the GUI of the touch screen placed in a mobile terminal or the like.
Patent KR-20190076661-A (KR)
Inventor: KIM JAE CHOON
IPC: H01L23/367
Filed: 2017-12-22
Abstract: An electronic device includes: a substrate; a first electronic component disposed on the substrate; a second electronic component spaced apart from the first electronic component on the substrate and consuming less power than the first electronic component; a heat diffusion chamber covering the first and second electronic components on the first and second electronic components and being in thermal contact with the first electronic component; and a heat dissipation assembly provided in the heat diffusion chamber and including a thermally conductive member being in thermal contact with the second electronic component. It is possible to improve heat transfer efficiency.
Patent KR-20190079085-A (KR)
Title: Masking unit for aluminium wheel painting
Inventor: GANG DONG WON
IPC: B05B12/16
Filed: 2017-12-27
Abstract: According to the present invention, disclosed is a masking unit for painting an aluminum wheel for a commercial vehicle. When a painting process of the aluminum wheel for a commercial vehicle is performed, a hub hole and a bolt hole are blocked to prevent sprayed paint from being applied on the inner peripheral surface of the hub hole or the nut coupling part of a disc. So, it is possible to prevent a painting material from being peeled off when the aluminum wheel is installed on the vehicle. The masking unit includes a hub hole masking and a bolt hole masking.
Patent KR-20190081192-A (KR)
Inventor: PARK YONG HYUN
IPC: G06Q20/34
Filed: 2017-12-29
Abstract: The present invention provides a server for processing approvals of payments capable of enhancing security, a payment terminal device, and an operating method thereof. According to an embodiment of the present invention, the payment terminal device comprises: a card reader unit extracting payment unique information from a reading command of card information and coupling and encoding the read card information and the payment unique information; a payment information processing unit generating a payment approval request message including encoded data and payment information in accordance with encoded processing; and a communication unit transmitting the payment approval request message to a server.
Patent KR-20190081332-A (KR)
Inventor: LEE JAE BONG
IPC: B63B25/16
Filed: 2017-12-29
Abstract: Disclosed is an LNG storage tank having a secondary barrier insulation structure for preventing local damage. The present invention has a blocking board applied with less impact of thermal contraction on an upper portion of a corrugate part formed on a secondary barrier, thereby blocking LNG from stagnating in the corrugated part of the secondary barrier and preventing local damage from being generated on a hull in advance.
Patent KR-20190081369-A (KR)
Inventor: CHA JAE SANG
IPC: G06Q20/32
Filed: 2017-12-29
Abstract: Provided are a virtual trading payment system capable of offline trading by using color code and a method thereof. According to the present invention, the method includes: a step in which a first user terminal transmits a first user approval request, first user identification information and trading content corresponding to a trading request to a first user server by the trading request of the first or a second user terminal; a step in which the first user server uses a color code on at least one among first user server information, the first user identification information and a trading message corresponding to the trading content after confirming and approving the first user and transmits the generated color code to the first user terminal; a step in which the first user terminal displays the code on a display; and a step in which a second user terminal scans the color code displayed on the display of the first user terminal to confirm at least one among the first user server information, identification information and a trading message. Therefore, the virtual trading payment system using a color code generates a color code including content determined during offline trading between individuals so that the individual can easily approve the trading between individuals determined offline by scanning the color code with the user terminal.
Patent KR-20190081730-A (KR)
Inventor: KIM JU HAN
IPC: G06K9/00
Filed: 2017-12-29
Abstract: Embodiments of the present invention relate to a fingerprint sensing sub-pixel, to a driving circuit, and to a display device. A fingerprint sensing sub-pixel configured with a sensing transistor, a sensing capacitor, and an optical sensor is disposed in an active area of a display panel, and floors and valleys of a fingerprint touched to the display panel can be analyzed and the finger print can be sensed by sensing voltage fluctuations in accordance with whether light of the optical sensor is exposed. Accordingly, by enabling fingerprint sensing in the active area of the display panel, the display device can prevent the reduction of the active area due to arrangement of a fingerprint sensor and realize a fingerprint sensing function with improved user convenience.
Patent KR-20170018952-A (KR)
Title: 빠른 비스코어쿠스틱 및 점탄성 풀-파동장 반전
Inventor: DENLI HUSEYIN
IPC: G01V1/28
Filed: 2015-04-22
Abstract: 방법은, 초기 지구물리학적 모델을 획득하는 단계; 비스코어쿠스틱 또는 점탄성 파동식들에 의해 전방 파동장을 모델링하는 단계; 수반 비스코어쿠스틱 또는 수반 점탄성 파동식들로 수반 파동장을 모델링하는 단계로서, 수반 비스코어쿠스틱 파동식들은 압력 및 메모리 변수 둘 모두의 함수인 보조 변수에 기초하거나 수반 점탄성 파동식들은 응력 및 메모리 변수의 조합에 각각 기초하는, 상기 수반 파동장을 모델링하는 단계; 전방 파동장의 모델 및 수반 파동장의 모델의 조합에 기초하여 비용 함수의 기울기를 획득하는 단계; 및 지구물리학적 모델을 갱신하고 갱신된 지구물리학적 모델을 획득하기 위해 비용 함수의 기울기를 사용하는 단계를 포함한다.
Patent KR-20170027793-A (KR)
Inventor: VAN EEDEN FRANCISCUS BENEDICTUS MARIA
IPC: A47J31/44
Filed: 2015-05-14
Abstract: 거품 우유를 포함한 음료를 제조하기 위한 기계(1)로서, 이 기계는 음료를 분배하도록 되어 있는 베이스 구조물(2)을 포함하고, 분배 헤드(5)를 구비하고, 이 분배 헤드(5)의 하측에는 분배된 음료를 수집하기 위한 용기를 배치할 수 있는 분배 영역(6)이 있다. 베이스 구조물(2)은 수증기 유출구(21) 및 우유통(22)을 포함하고, 이 우유통(22)은 베이스 구조물로부터 분리될 수 있고, 뚜껑(24)을 포함한다. 베이스 구조물(2)은 벤츄리 블록(7)을 더 포함하고, 이 벤츄리 블록(7)은 베이스 구조물(2)로부터 분리될 수 있고, 수증기 유출구에 접속되고, 또한 벤츄리 효과에 의해 우유통(22)으로부터 우유를 흡인하여 거품 우유를 생성하기 위해 우유통(22)에 접속된다. 벤츄리 블록(7)은 분배 헤드(5)와 우유통(22)의 뚜껑(24) 사이에 개재되고, 이 뚜껑(24)에 대하여 우유통의 뚜껑에 측면 위치에서 탈착가능하게 접속된다.
Patent KR-20170016532-A (KR)
Inventor: SHIRAISHI KENICHI
IPC: G03B27/42
Filed: 2005-06-07
Abstract: 액침법에 기초하는 노광 처리 및 계측 처리를 고정밀도로 실시할 수 있는 노광 장치를 제공한다.     노광 장치 (EX) 는 투영 광학계 (PL) 의 이미지면측에 액체 (LQ) 의 액침 영역 (AR2) 을 형성하고, 투영 광학계 (PL) 와 액침 영역 (AR2) 의 액체 (LQ) 를 개재하여 기판 (P) 을 노광하는 것으로서, 액침 영역 (AR2) 을 형성하기 위한 액체 (LQ) 의 성질 및 성분 중 적어도 어느 일방을 계측하는 계측 장치 (60) 를 구비하고 있다.
Patent KR-20170021382-A (KR)
Inventor: HARVEY DAVID C
IPC: B41J2/175
Filed: 2010-10-22
Abstract: 잉크젯 프린터용 잉크 카트리지는, 바닥면 및 전면과, 카트리지 수용 구조물에 대한 연결을 위한 전면 상의 인터페이스를 포함한다.  이 인터페이스는 잉크 소켓을 포함한다.  래치 스톱 및 래치 트랙은 카트리지 수용 구조물의 래치를 안내하고 유지하기 위해 바닥면에 배치된다.  래치 트랙은 고정 트랙 및 해제 트랙을 포함하며, 래치를 래치 스톱에 대하여, 삽입 시에는 고정 트랙을 따라 고정 결합 위치로 이동시키고, 방출 시에는 고정 트랙과는 적어도 부분적으로 상이한 해제 트랙을 따라 해제 위치로 이동시키도록 배치된다.  잉크젯 프린터용 잉크 카트리지는 또한 인터페이스를 연결하기 위해 잉크 카트리지를 직선(Y)을 따라 안내하기 위하여 카트리지 수용 구조물의 가이드와 결합하는 바닥면의 가이드 트랙을 포함한다.  가이드 트랙은, 직선(Y)과 평행하게 연장하는 가이드 결합 표면을 갖고, 또한 5mm 이상의 길이를 갖는다.  가이드 트랙 및 래치 트랙은 바닥면에서 하나의 일체형 절결부에 의해 형성된다.
Patent KR-20170038887-A (KR)
Inventor: MANGER THOMAS
IPC: F16F9/46
Filed: 2015-06-29
Abstract: 본 발명은, 비상 작동 밸브가 기능적으로 직렬로 연결된 파일럿 제어 밸브에 의해 제어되는 주 단계 밸브를 포함하는, 진동 댐퍼를 위한 조정 가능 댐핑 밸브 장치에 관한 것으로, 상기 비상 작동 밸브 내에는 비상 작동 밸브에 기능적으로 병렬로 연결된 시트 밸브 형태의 과압 밸브가 배치되며, 상기 댐핑 밸브 장치는 과압 밸브의 밸브 몸체가 하나 이상의 환형 밸브 디스크에 의해 형성되는 것을 특징으로 한다.
Patent KR-20170040805-A (KR)
Title: 히스톤 데메틸라제를 억제하기 위한 화합물 및 방법
Inventor: BOESEN THOMAS
IPC: C07D401/12
Filed: 2015-08-26
Abstract: 본 출원은 화학식 I, II, III, IV, V, VI, IIIa, IIIb, IIIc, IIId, IIIe, IIIf, 및 IIIg를 갖는 화합물에 관한 것이다.  화학식 I의 화합물은 하기 구조를 갖는다.  본 출원의 화합물은 히스톤 데메틸라제 (HDME)의 활성을 조정할 수 있으며, 게놈 조절이상이 발병기전에 수반된 질환, 예를 들어, 암의 예방 및/또는 치료에 유용할 수 있다. 
<화학식 I> 
   
여기서 Q, R 1 , R 18 , R 19 , M, A 및 Y는 본원에 정의된 바와 같다.
Patent KR-20170042735-A (KR)
Inventor: GUO JING
IPC: A23L29/212
Filed: 2015-08-18
Abstract: 튀김 식품의 오일 및/또는 지방 흡수를 감소시키는 방법으로서, 
A) 식품을 i) 전분 및 셀룰로오스 에테르를 포함하는 반죽물, 또는 ii) 셀룰로오스 에테르를 포함하는 빵가루입힘 조성물, 또는 iii) 먼저 전분을 포함하는 반죽물 및 이후 셀룰로오스 에테르를 포함하는 빵가루입힘 조성물과 접촉시키는 단계,  
B) 단계 A)에서 수득된 상기 반죽되거나 또는 빵가루를 입힌 식품을, 단계 A)에서의 상기 빵가루입힘 조성물 및 반죽물과 상이한 수성 액체와 접촉시키는 단계,  
C) 임의로, 단계 B)에서 수득된 상기 반죽되거나 또는 빵가루를 입힌 식품을 동결하는 단계, 및  
D) 단계 B) 또는 C)에서 수득된 상기 반죽되거나 또는 빵가루를 입힌 식품을 튀기는 단계를 포함하는, 방법.
Patent KR-20170069262-A (KR)
Title: Smad7 안티센스 올리고뉴클레오티드로 대상체를 치료하기 위한 방법 및 조성물
Inventor: MONTELEONE GIOVANNI
IPC: A61K31/7115
Filed: 2015-10-16
Abstract: 본 발명은 SMAD7 mRNA의 다형체 형태 (예를 들어, 단일 뉴클레오티드 다형성을 함유하는 것)에 대해 지시된 안티센스 뉴클레오티드를 사용하는 염증성 장 질환 (예를 들어, 크론병 및 궤양성 대장염)의 치료에 관한 것이다.  따라서 본 발명은 SMAD7의 다형체 형태가 있는 대상체의 치료 방법, 및 다형성을 함유하는 SMAD7 mRNA 전사체를 특이적으로 표적화하는 안티센스 올리고뉴클레오티드에 관한 것이다.
Patent KR-20170071545-A (KR)
Inventor: MASAMURA TATSUYA
IPC: B60G17/015
Filed: 2015-11-06
Abstract: 서스펜션 장치(S)는, 차량의 스프링 상부 부재(B)와 스프링 하부 부재(W) 사이에 개재 장착되어 신축 가능한 액추에이터 본체(A)와, 액추에이터 본체(A)로 유체를 공급하여 액추에이터 본체(A)를 신축시키는 펌프(4)를 갖는 액추에이터 장치(AD)와, 펌프(4)의 회전수를 제어하는 컨트롤러(C)를 구비한다.  컨트롤러(C)는, 노면 상태 지표 I를 구하는 노면 상태 지표 취득부(41)와, 노면 상태 지표 I에 기초하여 펌프(4)의 목표 회전수 Nref를 결정하는 목표 회전수 결정부(43)를 갖는다.