baber/WOPTO huggingface dataset:
Patent JP-2014532774-A (JP)
Title: 高い速度と循環量で調製されたポリイソブチレン
IPC: C08F2/06
Filed: 2012-10-10
Abstract: 熱媒体と接触させた１本以上の反応チューブを持つ再循環型ループ反応器中でポリイソブチレン重合体を製造する方法は、以下の工程を含む：差圧ΔＰと重合反応を制御して、ループ反応器の１本以上のチューブ内で少なくとも１１フィート／秒の反応混合物の線速度を与える工程および／または工程（ｂ）と（ｃ）の差圧ΔＰおよび重合反応を制御して、少なくとも３０：１の再循環量と供給量との再循環比を与える工程。通常、この方法は３５ｐｓｉ〜７０ｐｓｉの差圧で稼動する再循環ポンプを利用する。【選択図】図３
Patent JP-2014532524-A (JP)
Title: 人間工学的改善を施した注射器具
IPC: A61M5/20
Filed: 2012-11-07
Abstract: 人間工学的改善を施した注射器具が開示される。概して、注射器具は、器具のベース端部に安定性改善のためのフランジを含む、大型の特大サイズの把持部を含む。プッシュタイプおよびスクイーズタイプの器具が手動注射器および自動注射器と共に記載されている。このような注射器具は、流体（たとえば、薬剤）を患者に投与するため役に立つ。
Patent JP-2015504020-A (JP)
Title: 組込型シートベルトを有するシートにおけるシートベルトガイド装置
IPC: B60N2/90
Filed: 2012-12-17
Abstract: 本発明は、組込型シートベルトを有するシートにおけるシートベルトガイド装置に関する。経済的かつ容易に設置できるとともに、組込型シートベルトを有するシートの背もたれ（１）の内部で信頼できるシートベルトガイドを単純な方法で確保し、背もたれ（１）内部の調整時にシートベルト（２）の挟み込みを防止する装置を提供するために、シートベルトガイドは、組込型シートベルトを有するシートのマルチピース式背もたれ（３、４）の旋回軸（５）の上方にある少なくとも１つの上シートベルトガイド部材（６）と、組込型シートベルトを有するシートのマルチピース式背もたれ（３、４）の旋回軸（５）の下方にある少なくとも１つの下シートベルトガイド部材（７）と、を備える。
Patent JP-2015508768-A (JP)
Title: 除草的に有効なスルフィニルアミノベンズアミド類
IPC: A01N43/713
Filed: 2013-02-18
Abstract: 本発明は、除草剤として作用する一般式（Ｉ）のスルフィニルアミノベンズアミド類に関する。式（Ｉ）において、Ｒ、Ｒ′、Ｒ"、Ｘ、ＷおよびＺは、水素、アルキルなどの有機基およびハロゲンなどの他の基のような基を表す。Ｑは、テトラゾリル、トリアゾリルまたはオキサジアゾリル基を表す。【化１】
Patent JP-2015512673-A (JP)
Title: 過酸化水素蒸気除染構造
IPC: B01D53/86
Filed: 2013-02-14
Abstract: 全体が囲われるチャンバーを有する構造を互いに結合して形成する複数の既製パネルで構成される除染エンクロージャ。チャンバーへのアクセスを可能とするために開放状態と閉鎖状態とを移動可能なドアは、パネルの少なくとも一つに形成される。循環システムは、チャンバーを通って過酸化水素蒸気を循環させるために構造に取り付けられる。コントローラは、チャンバーに導入される過酸化水素蒸気の量を制御するために設けられる。 【選択図】図１
Patent JP-2015511473-A (JP)
Title: フェムトセル間でのモバイルデバイスによる頻繁なハンドオーバを調整するための方法およびシステム
IPC: H04W84/10
Filed: 2013-02-22
Abstract: 隣接するフェムトセル間でのモバイルデバイスによる頻繁なハンドオーバを調整するためのシステムおよび方法が開示される。一態様では、方法は、モバイルデバイスがフェムトセル間での頻繁なハンドオーバを経験しているかどうかを判定するステップと、原因(たとえば、2つのフェムトセル間でのピンポン、またはいくつかのフェムトセルを横断する高速モバイルデバイスなど)に基づいて、頻繁なハンドオーバを分類するステップと、頻繁なハンドオーバの数およびその分類に基づいて、頻繁なハンドオーバの調整のための1つまたは複数の是正措置を決定するステップとを含む。
Patent JP-2015509791-A (JP)
Title: 凍結外科システム
IPC: A61B18/02
Filed: 2013-03-04
Abstract: 低圧の開口先端を持つ小さいカテーテルを通して、医療グレードの液体窒素を治療領域に適用するための凍結外科システム。そのシステムは、タッチパネルコンピュータと、寒剤モジュールと、吸引モジュールと、エレクトロニクスモジュールと、使い捨て噴霧キットと、を有するコンソールを含む。特徴は、寒剤の流動率を５０％低減するための任意の寒剤低流動設定と、圧力パルスとピークを低減する寒剤流れの改善された一貫性と、改善された一貫性とセルフチェックのための一体化された吸引ポンプと、凍結噴霧処置中の予期される対応する最大圧力及び特定の通気チューブ領域と、治療中に圧力を監視するための任意の圧力感知能力と、種々のスプレーパターンを提供する柔軟な多層構造の新規なカテーテルデザインと、を含む。
Patent JP-2015509898-A (JP)
Title: ボビン交換装置
IPC: B65H67/06
Filed: 2013-01-10
Abstract: 本発明は索状の材料をボビンに巻きつける、および／またはボビンから巻き取ることのできる加工装置（４０）へボビンを供給する、および／または加工装置（４０）からボビンを取り出すためのボビン交換装置（１）に関しており、当該ボビン交換装置（１）は例えば二つのコンベヤベルト（３１，３２）を有している少なくとも一つの搬送装置（３０）と、旋回フォーク（１０）とを有している。当該旋回フォーク（１０）に、ボビンが設けられ得る少なくとも一つのボビン受容場所（２１，２２）が形成されている。前記旋回フォーク（１０）を持ち上げること、下降させること、および／または旋回させることを一定の順序と反復で行うことにより、ボビンは前記加工装置（４０）および前記搬送装置（３０）へ供給され得、および／または前記加工装置（４０）および前記搬送装置（３０）から取り出され得、このようにボビン交換が行われ得る。前記搬送装置（３０）と前記旋回フォーク（１０）の移動空間とは互いに少なくとも部分的に貫通し合ってよい。
Patent JP-2015510248-A (JP)
Title: 異なるサブアセンブリから構成されたモジュール化された保護電気装置
IPC: H01H71/12
Filed: 2013-03-12
Abstract: 本発明は、遮断ブロック（１）および引き外しブロック（２）を備える少なくとも一つの電気配線の保護電気装置。この遮断ブロック（１）は、モジュールであり、下記の異なるサブアセンブリ、すなわち、‐装置および機械的ロック（６）によって保護された配線の数に等しい数の遮断チャンバを備える遮断サブアセンブリ（５）、‐引き外し機構（８）、および、‐装置によって保護された単数または複数の配線の数に対応する単数または複数の消弧サブアセンブリ（９）から構成されている。【選択図】図５
Patent JP-2015091851-A (JP)
Title: Composition and method for improved skin care
Inventor: MARK A PINSKY
IPC: A61P15/18
Filed: 2015-01-05
Abstract: PROBLEM TO BE SOLVED: To provide an efficient method of percutaneous absorption of collagen which eliminates problems associated with chemical and physical instability of the collagen as well as immune responses to non-human collagen, because an administration of collagen by injection is accompanied by danger, and on the other hand, an administration method by conventional topical application does not make the collagen penetrate into dermis efficiently.SOLUTION: The invention provides a paucilamellar liposome comprising a sealed cavity including collagen or hyaluronic acid. The size of the liposome is about 50 to about 700 nm, and the collagen has a particle diameter of about 20 to about 150 nm. Applying the paucilamellar liposome to the skin improves percutaneous absorption properties of collagen.
Patent JP-2016125322-A (JP)
Title: Drain trap and bath room with the same
Inventor: NATSUME MASATOSHI
IPC: E03C1/20
Filed: 2015-01-08
Abstract: PROBLEM TO BE SOLVED: To provide a drain trap capable of easily resolving a double trap structure.SOLUTION: A receiving chamber 6 has a first drainage inflow port 61, a second drainage inflow port 62 and a receiving side outlet 63. An outflow chamber 7 has an outflow side inflow port 63, which allows a first drainage water and a second drainage water drained from the receiving side outlet 63 to flow in, and an outflow side outlet 72, which opens above the outflow side inflow port 63 in a horizontal direction and allows the first drainage water and the second drainage water flowed from the outflow side inflow port 63 to flow out. A second drainage flow channel 8 comprises: an introduction channel 81 to which the second drainage water is introduced; a first branch flow channel 82, which is connected to the introduction channel 81 on the upstream side and located on the side of the outflow side outlet 72 on the downstream side; and a second branch flow channel 83, which is connected to the introduction channel 81 on the upstream side and connected to the second drainage inflow port 62 on the downstream side. A partition member 65 is detachably disposed between the receiving chamber 6 and the outflow chamber 7. A height of an upper end 651 of the partition member 65 is higher than a position of the lower end 721 of the outflow side outlet 72.SELECTED DRAWING: Figure 3
Patent JP-2016130160-A (JP)
Title: Assist suit
Inventor: HAYASHI SHIGEKI
IPC: B66F19/00
Filed: 2015-01-14
Abstract: PROBLEM TO BE SOLVED: To allow a plurality of operators different in a shape and a dimension of a waist peripheral part to wear an assist suit in a proper state.SOLUTION: An assist suit comprises: a body part 1 installed in a back part of an operator; a cargo action part 3 extended forward by going over the operator from the body part 1 and holding a cargo; and a driving device M2 provided in the body part 1 and driving the cargo action part 3. An installation belt part 4, which is for installing the body part 1 in the back part of the operator by being wound on a waist peripheral part of the operator, is provided in a lower part of the body part 1, and a pad 23, which freely abuts on the waist peripheral part of the operator, is provided in a plurality of places in the circumferential direction of the installation belt part 4. A position changing mechanism 24 is provided for freely changing an installation position of the pad 23 in the circumferential direction of the installation belt part 4.SELECTED DRAWING: Figure 4
Patent JP-2015111879-A (JP)
Title: Cooperative bandwidth aggregation using multipath transport
Inventor: DILLIP KRISHNASWAMY
IPC: H04W88/06
Filed: 2015-01-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for cooperative bandwidth aggregation using a multipath transport protocol.SOLUTION: A method of wireless communication includes: communicating with a server through a first MPTP path using a first IP address; communicating with the server through a second MPTP path using a second IP address, the communication with the server through the second MPTP path being through a wireless node indicated by the second IP address; and communicating with the wireless node through peer-to-peer communication.
Patent JP-2016130712-A (JP)
Title: Method of processing motor-assisted turbocharger
Inventor: NOMURA KOJI
IPC: G01M1/34
Filed: 2015-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a method of processing a motor-assisted turbocharger capable of suppressing degradation in supercharging efficiency when the motor-assisted turbocharger is operated.SOLUTION: The motor-assisted turbocharger processing method of irradiating a motor-assisted turbocharger, which has a turbine, a compressor and a motor for driving the rotation of the compressor, with laser to process the turbine and the compressor includes: a step for rotating the motor-assisted turbocharger in a forward direction of air flowing into the compressor and being discharged from the turbine; a step for irradiating the turbine with laser with the use of a laser irradiation device for processing when the motor-assisted turbocharger rotates in the forward direction; a step for rotating the motor-assisted turbocharger in a direction opposite to the forward direction; and a step for irradiating the compressor with laser with the use of the laser irradiation device for processing when the motor-assisted turbocharger rotates in the reverse direction.SELECTED DRAWING: Figure 3
Patent JP-2016132987-A (JP)
Title: Monitoring device of fuel injection amount control device
Inventor: ITO YOSHIYASU
IPC: F02D45/00
Filed: 2015-01-15
Abstract: PROBLEM TO BE SOLVED: To provide a diagnosis device of a fuel injection amount control device which can suppress that an error occurs in a diagnosis result of the presence or absence of an abnormality of the fuel injection amount control device.SOLUTION: A microcomputer 21 determines the presence or absence of an abnormality of a fuel injection amount control device on the basis of a comparison of a required injection amount being a command value of a fuel amount which is injected from an injector 14 during one cycle of an engine, and a total monitor injection amount being a total value of a monitor injection amount which is acquired from an electricity-carrying time monitor value of the injector 14 at each fuel injection during one cycle of the engine. The microcomputer 21 performs removal processing such that when the monitor injection amount is smaller than a determination value, a micro injection correction amount is removed from the monitor injection amount, and on the other hand, when the monitor injection amount is not smaller than the determination value, the micro injection correction amount is not removed from the monitor injection amount. Then, a total value of the monitor injection amount after the removal processing is set as the total monitor injection value.SELECTED DRAWING: Figure 1
Patent JP-2015091865-A (JP)
Title: Pyridine derivative
Inventor: MARUYAMA AKINOBU
IPC: A61K31/4439
Filed: 2015-01-16
Abstract: PROBLEM TO BE SOLVED: To provide a therapeutic or prophylactic agent effective to diseases involving URAT1 (urate transporter 1), such as gout, hyperuricemia, hypertension, renal diseases (e.g., interstitial nephritis), diabetes, arteriosclerosis, or Lesch-Nyhan syndrome.SOLUTION: Provided is a pyridine derivative having URAT1 inhibitory activity that is produced, for example, as the following formula, or a pharmaceutically acceptable salt or a solvate thereof.
Patent JP-2016132011-A (JP)
Title: Forming device of metal pipe and forming method of metal pipe
Inventor: TANAKA HIROTAKA
IPC: B21K21/16
Filed: 2015-01-20
Abstract: PROBLEM TO BE SOLVED: To form an inner diameter thickening part to the inside of a pipe and to a part of axial direction of the pipe reliably and, moreover, in high dimension accuracy according to cold forging.CONSTITUTION: A segmental die 20 is fitted into a tapered hole 12 of a die 10, a stock pipe 70a is inserted to a pipe insertion hole 25 of the segmental die 20 and, further, a core metal 30 is inserted into a shaft hole 71 of the stock pipe 70a. The segmental die 20 is composed of split bodies 21 split into two or more in the circumferential direction, a straight pipe insertion hole 25 is penetrated and formed on the center, an outer circumferential surface forms a tapered split type outer circumferential surface 28 and comes into sliding contact with a tapered surface 14 expanded in the direction of a punch 52 of the tapered hole 12. In such a state, when an axial direction one end part 74a of the stock pipe 70a is subjected to cold forging in the axial direction by the punch 52, respective split bodies 21 are moved to the radial direction inner side, clamp an outer circumferential surface 73 of the stock pipe 70a, fasten the outer circumferential side of the stock pipe 70a, bulge a part of the inner radial side to the radial direction inner side and form the inner diameter thickening part 78 reliably and, moreover, in high dimension accuracy.SELECTED DRAWING: Figure 2
Patent JP-2016136001-A (JP)
Title: Prediction device
Inventor: TANI YUSHI
IPC: F03D80/00
Filed: 2015-01-23
Abstract: PROBLEM TO BE SOLVED: To provide a prediction device capable of performing a prediction about an amount of power generation of a wind power generator at a wind farm under a higher accuracy.SOLUTION: This invention relates to a prediction device for predicting an amount of power generation using a prediction model of hierarchical neural network including an input layer for inputting data concerning a wind direction, a wind speed and an operating state of each of wind power generator in a wind farm, an intermediate layer and an output layer outputting an amount of power generation. A relative calculation part for performing a learning calculation on the basis of data about an actual value of the power generation amount, wind directions, wind speeds and an operating state of each of the wind power generators at past several days and times to make an optimization of a connection coefficient of the prediction model; the first power generation amount prediction part for calculating a prediction value Y of a power generation amount of several wind power generators by applying the connecting coefficient W on the basis of the predicted values of wind directions and wind speeds and an operating state of each of the several wind power generators at the days and times to be predicted.SELECTED DRAWING: Figure 5
Patent JP-2016136681-A (JP)
Title: Switching circuit
Inventor: HIRAOKA NAOHIRO
IPC: H03K17/687
Filed: 2015-01-23
Abstract: PROBLEM TO BE SOLVED: To provide a switching circuit, positively controlling transmission or shutdown of a voltage from GND to VDD to/from an internal circuit even when a positive or negative voltage is input into an internal terminal, the switching circuit being capable of suppressing a risk of latchup.SOLUTION: The switching circuit is constituted of NMOS transistors and can positively control transmission or shutdown of a voltage from GND to VDD by controlling a gate of the NMOS transistor with an output voltage of a booster circuit.SELECTED DRAWING: Figure 1
Patent JP-2015078124-A (JP)
Title: Inorganic solid material and cutter tool
Inventor: SUZUKI MITSUKO
IPC: C04B41/80
Filed: 2015-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a nonmetal inorganic solid material that is unlikely to crack or chip when an impact is given to the material.SOLUTION: A nonmetal inorganic solid material has, in at least a part of a surface thereof, a surface structure in which a network of recesses and protuberances surrounded with the recesses are formed. The protuberances have an average width of 5 nm to 50 nm. There may be regions in which a plurality of protuberances are densely concentrated and which have an average width of 50 nm to 530 nm. A physical property of the surface structure differs from the physical property of an interior of the inorganic solid material lying below the surface structure, and there is no solid-phase interface between the surface structure and the interior of the inorganic solid material.
Patent JP-2016139314-A (JP)
Title: Commodity storing device
Inventor: ICHIHARA SHIKI
IPC: G07F11/36
Filed: 2015-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a commodity storing device that a base is not affected by rotation of a spiral.SOLUTION: A commodity storing device 20 comprises: a column case 30 extending along a cross direction and forming a commodity storing passage in an upward area; a spiral 50 constituted in a state that turned around in a spiral along the extending direction of the column case 30 and turning around a central axis when driving force is transmitted from a motor through a transmission member 44; and a base extending along the extending direction of the column case 30 in the spiral with a state that a former end is fixed to the column case 30 and placed commodities on the top. A supporting member of which a proximate end part is placed and supported by the column case 30 with a state of penetrating a hollow part formed to the transmission member 44 and a tip part is fastened with the end part of the base through a fastening member is provided.SELECTED DRAWING: Figure 2
Patent JP-2015119717-A (JP)
Title: Compositions including pyruvate for companion animals and methods of use thereof
Inventor: YAMKA RYAN MICHAEL
IPC: A23K20/195
Filed: 2015-01-30
Abstract: PROBLEM TO BE SOLVED: To provide compositions and methods for treating or preventing a degenerative joint condition by enhancing and improving palatability of edible compositions for companion animals.SOLUTION: The invention provides methods for preventing, ameliorating symptoms of, or treating a degenerative joint condition, by feeding a companion animal an edible composition with enhanced palatability including at least one pyruvate or salt thereof and ester, such as pyruvic acid, pyruvamides or pyruvyl-amino acids.
Patent JP-2016144506-A (JP)
Title: Game machine
Inventor: OOMAKI SUKEMITSU
IPC: A63F7/02
Filed: 2015-02-06
Abstract: PROBLEM TO BE SOLVED: To enable prevention of damage to a conductor foil of a printed board.SOLUTION: A game machine comprises: a printed board 62 which has a fitting hole 74 and a positioning hole 75, and in which a wiring pattern is formed at least on one side face; a first insulating area 79 formed between the fitting hole 74 and the wiring pattern so as to avoid the wiring pattern; and a second insulating area 80 formed between the positioning hole 75 and the wiring pattern so as to avoid the wiring pattern. The first insulating area 79 is arranged in the outer periphery of the fitting hole 74 and the second insulating area 80 is arranged in the outer periphery of the positioning hole 75, substantially concentrically. The width of the first insulating area 79 is larger than the width of the second insulating area 80.SELECTED DRAWING: Figure 4
Patent JP-2016144879-A (JP)
Title: Doctor device
Inventor: HASE HIROYUKI
IPC: B05C11/10
Filed: 2015-02-06
Abstract: PROBLEM TO BE SOLVED: To provide a doctor device capable of preventing mixing of air bubbles into adhesion liquid on a surface of a roll.SOLUTION: A doctor device 1 comprises: a first doctor 10 for scraping adhesion liquid on a surface of a roll 63; a second doctor 20 provided below the first doctor 10 for scraping the adhesion liquid on the surface of the roll 63 at the upstream side from the first doctor 10; and a holding body 30 for holding the second doctor 20. The holding body 30 has a liquid receiving surface 32 for receiving the adhesion liquid scraped by the first doctor 10 and dropped. The liquid receiving surface 32 is lowered as it separates from the roll 63.SELECTED DRAWING: Figure 1
Patent JP-2016145057-A (JP)
Title: Grip bottle
Inventor: NASADA SHIGETAKE
IPC: B65D1/02
Filed: 2015-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a grip bottle capable of improving absorbability in reduction of pressure at a shoulder part.SOLUTION: There is provided a grip bottle in which finger hook recessed parts 20 and 20 are formed in an opposing manner, a grip 22 is formed with a part of the 2 finger hook recessed parts 20 and 20 and a columnar wall part 21 projecting outside, and a plurality of section walls 7 annularly communicated are constructed at a shoulder part 3. Area of each section wall 7 is defined as 18 to 25 cmand axis direction height C1 of each section wall 7 is defined as 60 to 80% of axis direction height C2 at the shoulder part 3.SELECTED DRAWING: Figure 6
Patent JP-2016147276-A (JP)
Title: Plate thickness control method of rolling machine
Inventor: YANAGI NAOSUKE
IPC: B21B37/18
Filed: 2015-02-10
Abstract: PROBLEM TO BE SOLVED: To calculate a roll gap for obtaining a target plate thickness with a higher precision by improving the learning method for a gage meter error in a plate thickness control method using the gage meter system.SOLUTION: In a plate thickness control method for controlling a roll gap of a rolling machine that rolls rolling materials W, an amount of mill elongation during rolling is obtained from an actual value of an exit side plate thickness in a plurality of paths before a present path and a roll gap set value to obtain the relational expression (P=f(δ)) between the obtained amount of mill elongation and an actual value of a rolling load. In roll gap setting of a next path, a rolling load is obtained from a target plate thickness to obtain an amount of mill elongation in a next path by using the relational expression (P=f(δ)), and a roll gap amount in a next path is calculated and set by subtracting the amount of mill elongation obtained from a target plate thickness of a next path.SELECTED DRAWING: Figure 7
Patent JP-2015129297-A (JP)
Title: Rubber composition and tire using the same
Inventor: MORI YOSHIKO
IPC: B60C11/14
Filed: 2015-02-12
Abstract: PROBLEM TO BE SOLVED: To provide a rubber composition capable of improving dry performance, wet performance, and on-ice performance of a tire, and to provide a pneumatic tire having improved run-flat durability and ride quality.SOLUTION: Provided is a rubber composition for a tire, comprising: a rubber component containing an aromatic vinyl compound-conjugated diene compound copolymer, a conjugated diene compound polymer, or a natural rubber as a main component; a cyclic molecule; a linear molecule or a molecule having one branch point, clathrating the cyclic molecules in a skewered state; and a polyrotaxane where the linear molecule or the molecule having one branch point has blocking groups disposed at molecular terminals, preventing detachment of the cyclic molecules, or a polyrotaxane having the polyrotaxane crosslinked via a cyclic molecule. The polyrotaxane or the crosslinked polyrotaxane is contained in an amount of 0.1 to 20 pts.mass relative to 100 pts.mass of the rubber composition. Also provided is a pneumatic tire.
Patent JP-2016151897-A (JP)
Title: Mobile body control device and mobile body control method
Inventor: SHIKINA TAKU
IPC: G05D1/02
Filed: 2015-02-17
Abstract: PROBLEM TO BE SOLVED: To provide: a mobile body control device for shortening a tact time while moving the mobile body at a speed according to the surrounding environment; and a mobile body control method.SOLUTION: A control device 20 (mobile body control device) according to an embodiment includes a speed control part 21da and a monitoring region change part 21c (region change part). The speed control part performs the speed control of a self-traveling carriage 1 (mobile body) on the basis of the presence or absence of an obstacle inside a monitoring region. The monitoring region change part 21c changes a size of the monitoring region on the basis of the speed of the self-traveling carriage.SELECTED DRAWING: Figure 3
Patent JP-2016151133-A (JP)
Title: Construction machine
Inventor: KOTAKE SHINICHI
IPC: E02F9/00
Filed: 2015-02-17
Abstract: PROBLEM TO BE SOLVED: To provide a construction machine capable of keeping a full capacity volume of a urea solution tank constant regardless of a tilt direction thereof and preventing the urea solution tank from being damaged even when urea solution freezes.SOLUTION: A urea solution tank 107 has an inlet 171b in a center of an upper face 171a of a tank body 171. A pipe body 172 is suspended in the tank body 171 with one edge thereof connected to a periphery of the inlet 171b. The pipe body 172 has larger specific gravity than urea solution A and is adapted to permanently direct a lower edge thereof toward vertically below under own weight thereof. A length 172L of the pipe body 172 is decided in a manner that keeps a space S, to allow the urea solution A to expand when the same freezes, between the lower edge of the pipe body 172 and an inner upper face 171e of the tank body 171 with the tank body 171 horizontally placed. An exhaust valve is opened when pressure in the tank body 171 exceeds hydraulic head pressure in the pipe body 172 when the same is filled with the urea solution A.SELECTED DRAWING: Figure 3