baber/WOPTO huggingface dataset:
Patent KR-20130001366-A (KR)
Inventor: JO MI SUK
IPC: E01C11/22
Filed: 2011-06-27
Abstract: PURPOSE: A paving device for a boundary stone is provided to obtain driving force using reaction force and to improve the filling efficiency of mortar when boundary stones are spread. CONSTITUTION: A paving device for a boundary stone comprises a hopper(10), a support body(20), a wheel unit, a screw cylinder(40), an extrusion screw, a drive unit(60), and a molding plate(70). The hopper receives mortar from an upper opening(11) and supplies the received mortar through a lower opening. The support body supports the hopper and is extended in a longitudinal direction. The wheel unit is composed of front wheels(31) and rear wheels for supporting the support body. The screw cylinder is connected to the lower opening and is coupled to the bottom of the support body. The extrusion screw is located at the bottom of the hopper and is formed inside the screw cylinder to be rotatable. The drive unit is composed of a drive motor and a speed reducer(61) and rotates the extrusion screw. The molding plate is coupled to the rear end of the screw cylinder and molds the supplied mortar.
Patent KR-20130002546-A (KR)
Inventor: CHANG PYUNG SOON
IPC: C02F1/46
Filed: 2011-06-29
Abstract: 살균 정수기 및 이를 이용한 정수 살균 방법에서, 상기 정수기는 입수부, 제1 정수 공급관, 저장 탱크 및 살균 모듈을 포함한다.  상기 입수부는 외부로부터 공급된 원수가 입수된다.  상기 제1 정수 공급관은 상기 입수부와 연결된다.  상기 저장 탱크는 상기 제1 정수 공급관과 연결된다.  상기 살균 모듈은 상기 저장 탱크 내부에 배치되어 상기 저장 탱크에 저장된 물을 살균한다.  이와 같이, 상기 저장 탱크 내부를 살균할 수 있다.
Patent KR-20130008335-A (KR)
Inventor: ANNE KOUK JINN
IPC: F21S2/00
Filed: 2011-07-12
Abstract: 발광다이오드 모듈을 이용하여 어류를 유인하는 수중집어등에 관한 것으로, 
본 발명에 따른 수중집어등은, 가시광선을 방출하는 발광다이오드; 자외선을 방출하는 발광다이오드; 상기 두 종류의 발광다이오드를 배열한 모듈; 상기 모듈 여러 개가 기판에 배열된 발광다이오드 광원 모듈; 광원 모듈을 제어하는 회로 기판; 수중에서 빛을 발산하고 모듈과 회로를 보호하기 위한 투명한 집어등 커버; 장치의 방수를 위한 고무링; 방수 및 전원결속을 위한 상부캡; 수중음영을 인위적으로 만들고 방수를 보조하는 하부 캡; 장치의 하중을 견디기 위한 보조결속 장치와 와이어; 전원공급을 위한 전선; 각 연결부위의 방수를 위한 여러 개의 방수고무링; 을 포함하여 이루어진다. 
이러한 본 발명에 의하면, 가시광선보다는 자외선에 의존하는 포식성 어류들이 먹이생물들을 더욱 쉽게 식별할 수 있도록 촉진함으로써 어업과 낚시의 포획 대상어를 더욱 쉽고 빠르게 집어시키며, 집어등의 하부에 인위적인 음영을 만듦으로써 대상 어종의 공격성을 더욱 향상시키고, LED의 수명이 오래가도록 보장한다.
Patent KR-20130013480-A (KR)
Title: Connecting structure of universal joint
Inventor: CHO YOUNG GYUN
IPC: B62D1/19
Filed: 2011-07-28
Abstract: PURPOSE: A universal joint coupling unit is provided to improve the reliability and the marketability of products by easily recognizing the assembly errors of a shaft and a yoke when assembling the universal joint and the shaft. CONSTITUTION: A universal joint coupling unit(100) comprises a shaft(21), a yoke(11), a mounting protrusion(110), and a slip member(120). The shaft is installed in a steering column. A coupling groove(23) is formed in the front end of the shaft. A serration hole(13) in which the front end of the shaft is fitted is formed on the inner periphery of the yoke. The mounting protrusion is formed on the shaft. The slip member is detachably and rotatably coupled to the mounting protrusion, and slip-rotates when contacting with a bolt. The slip member is a ring shape to be fitted in the mounting protrusion.
Patent KR-20130014285-A (KR)
Title: Apparatus of multi-staged fluidized biofilter
Inventor: LIM KWANG HEE
IPC: C02F3/10
Filed: 2011-07-30
Abstract: PURPOSE: An apparatus of a multi-staged fluidized biofilter is provided to avoid any difficulty of a task level due to a blocked work space by inserting a wire netting with a mesh smaller than a fluidized bed microbial carrier to a biofilter cask by wrapping around the circumference of a combining body. CONSTITUTION: An apparatus of a multi-staged fluidized biofilter inserts a wire netting(4) with a mesh smaller than a fluidized bed microbial carrier(6) to a biofilter cask(5) by wrapping around the circumference of combining body. The multi-stage fluidized biofilter apparatus comprises a partition(1) and three or more of steel materials(2). The partition has punched holes arranged to be perpendicular with the height of the biofilter at a regular interval for each fluidized bed biofilter. The steel materials are arranged to be adjacentto the perimeter of the height of the partition of the biofilter, and to have same height as biofilter and a width that is 1 - 5% of the length thereof.
Patent KR-20130017274-A (KR)
Title: Metamaterial hybrid patch antenna and method for manufacturing thereof
Inventor: KO SEUNG TAE
IPC: H01Q13/08
Filed: 2011-08-10
Abstract: PURPOSE: A meta material hybrid patch antenna and a manufacturing method thereof are provided to improve the beam width of the radiation pattern by operating a half-wave resonance mode and a zeroth order resonance mode by a single antenna. CONSTITUTION: A substrate(100) comprises a planar structure of dielectric elements. A first patch(120) is formed at a second plane of the substrate. The first patch comprises a mounting hole(121). A second patch(130) is formed inside the mounting hole, separated from the first patch. The second patch is connected to an earth plate by a via. A feeding point(140) is disposed between the first patch and the second patch, and supplies power.
Patent KR-20130020133-A (KR)
Title: Agv for tracing underground guided wires
Inventor: YIM SONG HYEOK
IPC: G08G1/00
Filed: 2011-08-19
Abstract: PURPOSE: An automatic guided vehicle for tracking an underground induction line is provided to minimize a load of a driving motor by absorbing and buffering inertia of a component loading vehicle. CONSTITUTION: An AGV(Automatic Guided Vehicle) center(100) is arranged in a vehicle component warehouse(10). Each assembly line(20-60) is connected by an underground induction line(110). Components required for each line are transferred through a tractor(200) and a component loading vehicle(300). The AGV center supplies a low frequency AC signal to the underground induction line through an oscillator(112). The underground induction line radially forms magnetic lines. [Reference numerals] (10) Vehicle component warehouse; (100) AGV center; (20) Vehicle chassis assembly line; (30) Vehicle engine assembly line; (40) Vehicle wheel assembly line; (50) Vehicle painting line; (60) Vehicle body assembly line
Patent KR-20130022630-A (KR)
Title: Mobile terminal with dot code
Inventor: OH HYUN SEOK
IPC: H04M1/02
Filed: 2011-08-25
Abstract: PURPOSE: A portable terminal including dot codes is provided to effectively identify diverse information by forming a dot code in a case which forms an external appearance of the portable terminal. CONSTITUTION: A front case or a rear case(120) includes a first dot code layer on which dot codes are printed. The first dot code layer is formed on one or more surfaces of the rear case. The front case includes an icon formation layer. The icon formation layer is formed on one or more surfaces of the front case. The icon formation layer includes printed icons.
Patent KR-20120054508-A (KR)
Title: Motor control device, air-conditioner
Inventor: OKUYAMA ATSUSHI
IPC: H02P6/06
Filed: 2011-08-30
Abstract: PURPOSE: A motor controller and an air-conditioner are provided to detect the phase of a motor by detecting a phase voltage of the motor and to correspond to the motor of various specifications and the change of a DC voltage of an inverter. CONSTITUTION: An inverter(2) drives a three-phase motor by using a DC power supply. A DC voltage detection system(7) detects DC voltage. A phase voltage detection means detects the phase of a motor by detecting a phase voltage of the motor. A converter controls the DC voltage. The converter comprises a radio wave voltage conversion circuit. A three-phase motor(3) is a fan motor. A motor controller selects a modulation method in which loss is low according to modulation rate. A controller changes AC applied voltage into a pulse width modulation signal. The controller outputs pulse width modulation signal.
Patent KR-20130024046-A (KR)
Title: Ads propagation method using sharing function of social networking
Inventor: KIM SU YEON
IPC: G06Q30/02
Filed: 2011-08-30
Abstract: PURPOSE: An advertisement transfer method using a social network sharing function is provided to utilize a social network service sharing posting function, thereby performing viral marketing of a user participation type. CONSTITUTION: A user classifies advertisement categories according to the level of each by modeling the advertisement categories using a category modeling module(S1). The user registers content and a keyword of an advertisement using an advertisement registering and matching module. The user matches the content and the keyword with a corresponding category(S2). The user posts a desired advertisement using a sharing posting update and transfer module. The user transfers the desired advertisement to others using a social network service(S3). [Reference numerals] (AA) Start; (BB) End; (S1) Category classification step; (S2) Advertisement registration and matching step; (S3) Sharing posting update and transfer step; (S4) Posting view and click generating step; (S5) Advertisement effect evaluation step
Patent KR-20130025651-A (KR)
Title: 전자 클러치용 필드코일 어셈블리
Inventor: SHIN CHUNG HAN
IPC: F16D27/10
Filed: 2011-09-02
Abstract: 본 발명은 다이오드를 필드코어 내부에 위치되도록 함으로써 상기 다이오드의 외부 노출에 따른 손상을 원천적으로 방지하면서도 상기 다이오드와 필드코어 간의 절연이 안정적으로 이루어질 수 있도록 함과 더불어 조립 공정의 단순화를 이룰 수 있도록 하고, 또한 상기 필드코어로부터 전달되는 충격이나 진동으로부터도 안정적으로 보호될 수 있도록 한 새로운 형태에 따른 다이오드 설치 구조를 갖는 전자 클러치용 필드코일 어셈블리에 관한 것이다. 
이를 위해, 본 발명은 코일체의 바닥면에는 역기전압의 발생을 방지하여 전압을 정상 상태로 유지시키는 다이오드가 구비되며, 상기 바닥면과 필드코어 간의 사이에는 두 리드와이어가 각각 관통되는 관통공을 가지면서 상기 다이오드가 상기 필드코어의 내벽면에 접촉됨을 방지하는 장착부시가 설치되고, 상기 필드코어에는 상기 장착부시의 일부가 노출되는 노출공이 형성되어 이루어짐을 특징으로 하는 전자 클러치용 필드코일 어셈블리가 제공된다.
Patent KR-20130026266-A (KR)
Title: Semiconductor devices and methods of fabricating the same
Inventor: KIM YOON JAE
IPC: H01L27/108
Filed: 2011-09-05
Abstract: PURPOSE: A semiconductor device and a manufacturing method thereof are provided to prevent a stringer by forming an etch stop layer after a peripheral circuit gate electrode is formed in a peripheral circuit region. CONSTITUTION: A device isolation layer(102) defining an active region(104) is formed on a substrate(100). A buried gate pattern is formed on the substrate in a first direction to fill trenches across the active region and the device isolation layer. An etch stop layer(120) and a first insulation layer(122) are successively formed on the substrate. A bit line structure is formed on the first insulation layer and is extended in a second direction across the buried gate pattern. The bit line structure includes a barrier pattern(130), a metal pattern(132), and a capping pattern(134). A second insulation layer(140) covers the bit line structure.
Patent KR-20120024512-A (KR)
Title: Cellulose acylate film and method for producing same, polarizer and liquid crystal display device
Inventor: TAKEDA JUN
IPC: G02B5/30
Filed: 2011-09-06
Abstract: PURPOSE: A cellulose acrylate film is provided to have reverse dispersion property, large Rth per film thickness, and uniform display in plane when attached to a panel after processing a polarizer. CONSTITUTION: A cellulose acrylate film comprises cellulose acrylate with the total acyl substitution degree of 2.1-2.8. The elastic modulus of a film-return direction is 3200 MPa or more. The deviation of the elastic modulus of the film-return direction is 0.5 GPa or less, and satisfies equation 1: 0 nm &lt;= ΔRe &lt;= 15.0 nm, equation 2: 2×10^(-3) &lt;= Rth/d &lt;= 6×10^(-3), and equation 3: 1.0 &lt;= E'(TD)/E'(MD) &lt;= 1.43. In equation 1, ΔRe is a value which subtracts inner plane retardation value at 450 nm from the retardation value of inner plane direction at 630 nm. In equation 2, Rth is a retardation value of film thickness direction at 550 nm, and d is film thickness.
Patent KR-20130031654-A (KR)
Title: 광점퍼코드 거치대와 랙의 결합구조
Inventor: PARK JEON JU
IPC: G02B6/46
Filed: 2011-09-21
Abstract: 본 발명은 광점퍼코드 거치대와 랙의 결합구조에 관한 것으로서, 특히 내부 양단에 종방향으로 삽입홈(110)이 형성된 케이스 형상의 랙(100)과; 상기 랙(100)의 삽입홈(110) 양단에 삽입되며, 양측에 잠김 및 해제가 가능한 고정레버(210)가 구비되는 광점퍼코드 거치대(200)로 구성되어, 광점퍼코드 거치대를 랙(100)에 고정시킬 수 있게 하여 광점퍼코드의 정리가 용이하게 하여 작업성을 향상시키는 동시에 광점퍼코드 밴딩으로 인해 발생하는 고장을 방지하여 상품성을 증대시키는데 효과가 있도록 하는 것이다.
Patent KR-20130032474-A (KR)
Title: Ｋｖｍ 리시버, ｋｖｍ 통신장치, 및 그것을 이용한 ｋｖｍ 시스템 및 그 통신방법
Inventor: CHEONG JAE HOON
IPC: G06F13/14
Filed: 2011-09-23
Abstract: KVM 리시버, KVM 통신장치, 및 그것을 이용한 KVM 시스템 및 그 통신방법이 개시된다. 본 발명의 일 실시예에 따른 KVM 시스템은, 키보드, 디스플레이, 마우스를 포함하는 입출력장치, 및 인터넷 이용장치 중 적어도 하나와 연결되며, 입출력장치로부터 수신되는 KVM신호 및 상기 인터넷 이용장치로부터 수신되는 인터넷신호를 멀티플렉싱하여 전송하는 KVM 리시버; 컴퓨터의 메인보드와 연결되며, KVM 리시버로부터 수신되는 KVM신호에 기초하여 컴퓨터를 제어하는 KVM 센더; 및 인터넷에 연결되며, KVM 리시버로부터 수신한 KMV신호를 KVM 센더로 전송하고, 인터넷을 통해 수신한 인터넷신호와 컴퓨터로부터 수신되는 KVM신호를 멀티플렉싱하여 KVM 리시버로 전송하는 KVM 통신장치를 포함하며, KVM 리시버와 KVM 통신장치는 상호간에 수신한 신호를 디멀티플렉싱하는 것을 특징으로 한다.
Patent KR-20130033659-A (KR)
Title: Backside illumination image sensor and operating method thereof
Inventor: AHN JUNG CHAK
IPC: H04N5/357
Filed: 2011-09-27
Abstract: PURPOSE: A back side lighting image sensor and an operating method thereof are provided to offer improved sensitivity images by controlling a transmission control signal including effective accumulation time. CONSTITUTION: Different kinds of pixels(10) individually include a white pixel(10-1), a blue pixel(10-2), a red pixel(10-3), and a green pixel(10-4). Each pixel is operated in response to each transmission control signal(TS1-TS4). A PD(Photo Diode) included in each pixel accumulates photocharge in response to light emitted from the outside. Effective photocharge accumulation time is different according to each pixel.
Patent KR-20130034325-A (KR)
Title: Low depth structure for small tracked vehicle
Inventor: SHIN JEONG RYOL
IPC: B61B1/00
Filed: 2011-09-28
Abstract: PURPOSE: A low depth structure for a small-tracked vehicle is provided to integrate northbound and southbound lanes of the small-tracked vehicle into a single lane. CONSTITUTION: A low depth structure(100) for a small-tracked vehicle(200) comprises a body. A driving space(110) is penetrated at the center of the body to drive the small-tracked vehicle in one direction. A driving surface(120) is formed on the top of the body to drive the small-tracked vehicle in the other direction. The structure is buried underground to have two driving spaces by which the small-tracked vehicle can drive in northbound and southbound directions. [Reference numerals] (300) Ground; (301) Underground; (AA) Up line; (BB) Down line;
Patent KR-20130035654-A (KR)
Title: Reaction type turbine
Inventor: KIM KI TAE
IPC: F01D1/06
Filed: 2011-09-30
Abstract: PURPOSE: A reaction type turbine apparatus is provided to place nozzles inside a first body part and a second body part, thereby preventing the nozzle from being separated from the first body part and the second body part by a centrifugal force. CONSTITUTION: A reaction type turbine apparatus includes a rotary member(120) having a first body part(121), a second body part(122), a flow path, and nozzles. One surface of the second body part is coupled to one surface of the first body part. The flow path is formed at the surface of the first body facing the second body part, or the surface of the second body part facing the first body part, so that a working fluid is circumferentially jetted. The nozzles are housed inside the flow path, and are installed at positions adjacent to the circumferential surfaces the first body part and the second body part.
Patent KR-20130048006-A (KR)
Title: Laser cutting apparatus and laser cutting method
Inventor: SEONG CHEON YA
IPC: B23K26/38
Filed: 2011-11-01
Abstract: PURPOSE: A laser cutting device and a laser cutting method thereof are provided to use a first laser oscillator which irradiates on a desired cut area to be heated with a heat laser beam and to use a second laser oscillator which irradiates on the desired cut area with a processing beam, thereby performing a shear work. CONSTITUTION: A laser cutting device comprises a first laser oscillator(110), a second laser generator(120), and a scan mirror(150). The first laser oscillator projects a heat beam(115) to heat up a desired cut area on a substrate(W). The second laser oscillator projects a processing beam(125) to cut a desired cut area on the substrate which is heated up by the heat beam . The scan mirror irradiates the desired area on the substrate with the heat beam which is projected from the first laser scan oscillator and with the processing beam which is projected from the second laser oscillator. The heat beam is irradiated on the desired cut area by following the movement of the substrate before the processing beam is irradiated.
Patent KR-20130048324-A (KR)
Title: Auto-kill method of background application based on least packet data switching in smart station
Inventor: KANG SEO GOO
IPC: G06F9/44
Filed: 2011-11-02
Abstract: PURPOSE: An automatic-kill method of a background application for minimizing packet data generation of a smart terminal is provided to automatically kill applications operated as a background which generates unnecessary signaling, thereby preventing generation of unnecessary data charge and improving voice/data quality. CONSTITUTION: An operation end object application is selected in an off-state of a terminal screen(S15). A process of the application is terminated(S16). When the terminal screen is converted in an on-state, the process confirms the application and is managed as a process of a maintenance application. The process of the maintenance application is maintained in the off-state of the terminal screen(S23). [Reference numerals] (AA,DD) No; (BB,CC) Yes; (S10) Terminal screen off; (S11) Check the elapse of a certain time by a timer; (S12) Check processes of all applications in operation; (S13) Is there any process to be maintained?; (S14) Terminate the processes of all application(except for an OS process); (S15) Select the process to be terminated; (S16) Terminate the selected process(except for OS/user designated process); (S20) Terminal screen on; (S21) Is there any application to be operated again?; (S22) Add the process to be maintained; (S23) User installs and drives new applications and designates the application to be terminated or maintained
Patent KR-20130048334-A (KR)
Title: Mechanically multi-staged variable vane pump for the engine oil
Inventor: BAE JUNG HAG
IPC: F16N13/20
Filed: 2011-11-02
Abstract: PURPOSE: A mechanical multi-stage variable vane pump for engine oil is provided to reduce required power and working torque, to improve performance, and to remarkably reduce the power in a middle speed range. CONSTITUTION: A mechanical multi-stage variable vane pump for engine oil includes a cam ring(150), a main pressing unit(193), an auxiliary pressing unit(195), and a pressure chamber(180). The cam ring has a center eccentric with the center of an actuating shaft(120), and is coupled to a pivot shaft coupled to a pump housing(110) so that the cam ring is rotatable on the pivot pin and between a rotor(130) and the housing. The pressure chamber is partitioned by the cam ring, the rotor, and vanes(133). The main pressing unit elastically presses the cam ring against the actuating shaft as the rotational center of the rotor in a direction for increasing the eccentric amount of the cam ring. The auxiliary pressing unit is placed at a position opposite to the main pressing unit, and elastically presses the cam ring against the actuating shaft as the rotational center of the rotor in a direction for decreasing the eccentric amount of the cam ring. The pressure chamber communicates with one of pressure rooms, and the one in which the pressure of fluid increases is in higher pressure. The pressure chamber is placed between the cam ring and the housing so that the pressure chamber is capable of pressing the cam ring against the actuating shaft as the rotational center of the rotor in the direction for decreasing the eccentric amount of the cam ring.
Patent KR-20130052976-A (KR)
Title: Pcb assembly and mobile terminal having the same
Inventor: LEE BYOUNG HOON
IPC: H05K3/34
Filed: 2011-11-14
Abstract: PURPOSE: A PCB assembly and a mobile terminal including the same are provided to improve reliability of an operation by making an electronic device overlap with a semiconductor package. CONSTITUTION: A semiconductor package(284,285) includes a solder ball. The solder ball is electrically connected to a semiconductor device. A PCB(283) mounts the semiconductor package. An electronic device(286) is mounted on the PCB. A part of the electronic device is covered with the semiconductor package.
Patent KR-20130054741-A (KR)
Title: Train bogie frame adjusted the fabrication method having shock-absorbing material
Inventor: SHIN KWANG BOK
IPC: B61F1/08
Filed: 2011-11-17
Abstract: PURPOSE: A trolley frame to which a composite material including a shock absorption material is applied is provided to protect an external surface from roadbed gravel and other impact factors which are generated in operation by attaching the shock absorption material to a surface of the trolley frame. CONSTITUTION: A trolley frame(100) to which a composite material including a shock absorption material is applied comprises first and second longitudinal shaft support bars(110,120) and a transverse shaft support bar(130). The first and second longitudinal shaft support bars are arranged in parallel. The transverse shaft support bar connects the first and second longitudinal shaft support bars. One or more transverse shaft support bars are formed. The shock absorption material is attached to the surface of the trolley frame. The shock absorption material is comprised of synthetic rubber.
Patent KR-20130055932-A (KR)
Title: Automatic inspecting system and engine parts
Inventor: KIM JONG CHAN
IPC: G01B11/24
Filed: 2011-11-21
Abstract: PURPOSE: A manless inspection system of an engine processing product is provided to photograph a target object with photographing units mounted in robots with both arms in all directions at a high speed. CONSTITUTION: A manless inspection system of an engine processing product comprises at least two multi-joint robots(10), photographing units(30), and an image analyzing device(50). The multi-joint robots are arranged in the outer side of a transferring route(3) where a target object(1) is transferred. The photographing units are mounted in the front ends of arms of each robot and photograph the target object in all directions according to the movement of the robots. The image analyzing device temporarily records video images photographed by the photographing units in a buffer function and reads the video images, thereby determining whether the target object is good or not.
Patent KR-20130057331-A (KR)
Inventor: LEE JAE HYUNG
IPC: F04D19/04
Filed: 2011-11-23
Abstract: 본 발명은 자기 베어링 시스템에 관한 것으로, 회전체, 이 회전체를 회전시키는 모터, 이 회전체의 원주 방향을 따라 고정되어 모터에 의하여 회전하는 회전체를 지지하는 메인자기베어링부, 및 이 회전체의 원주 방향을 따라 고정되어 회전하는 회전체의 지지를 위해 강성을 향상시키기 위한 서브자기베어링부를 포함하는 것을 특징으로 한다. 
본 발명은 종래 기술과 달리 별도의 전원이 필요 없는 수동소자로만 이루어진 구동기를 구비하여 기존의 자기 베어링에서 회전축의 지지 강성을 향상시킬 수 있고, 회전축과 고정자간의 부가적인 변위를 측정할 수 있다.
Patent KR-20130057556-A (KR)
Title: Cargo truck capable cooling and transferring of goods
Inventor: LEE SEUNG JUN
IPC: B60P3/20
Filed: 2011-11-24
Abstract: PURPOSE: A truck capable of cooling and transferring a cargo is provided to stably drive a cooling device regardless of a driving state of a vehicle by including an electricity generation unit with an additional electric motor. CONSTITUTION: A truck(10) capable of cooling and transferring a cargo comprises an electricity unit(100), a cargo transfer unit(200), a cooling device, and a cargo box. The electricity unit converts rotatory power of an engine into electric power, and the converted electric power is stored. The cargo transfer unit is formed in front and rear directions of the cargo box, and enables the cargo to be transferred. The cooling device cools the inside of the cargo box, and includes the inner space in which the cargo is loaded. [Reference numerals] (110) Power generator; (120) Storage battery; (130) Electric motor; (210) Conveyor; (220) Driving unit; (230) Partition panel; (240) Power supply unit