baber/WOPTO huggingface dataset:
Patent JP-2010540850-A (JP)
Title: 可変変速装置
IPC: F16H3/64
Filed: 2008-09-29
Abstract: 変速装置システムに入力する回転を受け取る／付与するための入力軸、および変速装置システムから回転を伝達するための出力軸と、リングギヤ部分およびプラネットギヤ部分を有し前記入力軸の回転によって回転を生じるフライホイール構成部と、これら自身の回転または非回転が前記フライホイール構成部の回転および／または公転運動に影響を及ぼす第１変速軸および第１変速構成部と、第１変速構成部とともに回転する第２変速軸と、第２変速軸とともに回転し、自身の回転または非回転および前記第１変速軸の回転または非回転が前記出力軸の全体／正味に作用する第２変速構成部と、自身の回転または非回転が前記変速軸の１つの回転または非回転にリンクされた変調軸であって、前記変調軸にリンクされた前記変速軸の回転を加速または減速するために、連続的に変動して増進または減退するトルクを前記変調軸に適用し、この連続的に変動する前記変速軸の回転の加速または減速が、前記入力回転に対する前記出力回転の速度および／または向きの連続的変動を可能にする、少なくとも１つの変調軸と、を備える、変速装置システム。 【選択図】図１
Patent JP-2011501793-A (JP)
Title: 高温ガスを供給されるターボ機関の構成要素
IPC: F02C7/00
Filed: 2008-10-07
Abstract: 開示されているのは、高温ガスを供給されるターボ機関用の構成要素であって、構造材料としてニッケル基鍛錬用合金を有し、かつ鉄・クロム・アルミニウム・イットリウム合金群から成る高温ガス側の内張りを有する構成要素、および当該構成要素を有するターボ機関である。
Patent JP-2011500062-A (JP)
Title: 血液型群遺伝子の検出
IPC: C12Q1/68
Filed: 2008-10-20
Abstract: ある種の遺伝子の存在をもとに血液型群の正確かつ直接的な判定を可能にする核酸分子が開示される。さらに、血液型群の判定方法も提供される。一実施形態では、本発明は、単離された核酸分子を提供する。この核酸分子は１５〜３３ヌクレオチドを持つ配列を含む。また、この配列は、配列番号１〜１７からなる群より選択される配列に対する配列同一性が少なくとも７０％である。実施形態の１つでは、この核酸分子はプローブプライマーなどのＤＮＡである。一実施形態では、この核酸分子を修飾する。この修飾は、たとえば、様々な長さの非ヒト配列を持つ５’末端「テイル」を含んでもよい。
Patent JP-2011500284-A (JP)
Title: 馬術用表面材料
IPC: E01C7/30
Filed: 2008-10-23
Abstract: 最終の表面組成物を形成するようにポリマーまたはポリマー／オイル  ブレンドを被覆され、その後、短ファイバと組み合わされる、適切な角度を有する又は亜角を有するベースの砂混合物から形成される表面材料が開示されている。ポリマーまたはポリマー／オイル  ブレンドは、表面材料の温度による粘度の変化を抑制するように選択され、これによりこれら表面材料上で動く馬または他の家畜のためにより安定した「道の状態」を与える。このようは表面組成物の製造方法、および例えばアリーナやトラックを含む乗馬場の建設におけるこのような表面組成物の使用方法もまた開示されている。
Patent JP-2011501961-A (JP)
Title: ストレプトマイセスプロテアーゼ
IPC: C11D17/06
Filed: 2008-10-24
Abstract: 本発明はストレプトマイセスセリンプロテアーゼを提供する。幾つかの態様において、このプロテアーゼは本発明の野生型ストレプトマイセス１ＡＧ３プロテアーゼに対して少なくとも約８０％の同一性を有するアミノ酸配列を含む。本発明は単離された核酸配列、組換え核酸、及びこの組換え核酸を含む宿主細胞も提供する。更に、本発明はストレプトマイセスセリンプロテアーゼを含む洗浄組成物及び他の組成物も提供する。 【選択図】図１
Patent JP-2011503808-A (JP)
Title: 電気装置に用いる電気絶縁流体
IPC: C08L71/08
Filed: 2008-11-11
Abstract: ポリトリメチレンエーテルグリコールエステルを含む絶縁流体が提供される。この絶縁流体は電気装置に用いることができる。
Patent JP-2011507767-A (JP)
Title: 缶、缶用のパネル、および缶用のそのようなパネルを作るための方法
IPC: B65D17/347
Filed: 2008-12-16
Abstract: この発明は、パネル（４）とパネルに接続されたタブ（５）とが設けられた本体（２）を含み、タブは、前方タブ部（７）と、把持し傾斜させることにより、前方タブ部を用いてパネルにパネル切目線（１３）に沿う開口部を形成するための後方タブ部（６）とを有し、タブは、タブ−パネル接続部の変形により傾斜位置にある、缶（１）、パネル、ならびにそのパネルおよび／または缶を作る方法に関する。
Patent JP-2011506725-A (JP)
Title: ポリエーテルアミン類を有する熱可塑性ポリアミド
IPC: C08L79/00
Filed: 2008-12-15
Abstract: 本発明は、Ａ）少なくとも１つの熱可塑性ポリアミド１０〜９９質量％、Ｂ）少なくとも１つの高分枝鎖または超分枝鎖ポリエーテルアミン０．０１〜３０質量％、Ｃ）その他の添加材料０〜７０質量％を含有し、前記構成要素Ａ）〜Ｃ）の質量％の合計が１００％になる熱可塑性成形材料に関する。
Patent JP-2011511578-A (JP)
Title: 無線通信におけるサービングセル選択
IPC: H04W36/14
Filed: 2009-01-30
Abstract: アクセスポイントに関するエネルギー効率を計算することに少なくとも部分的に基づいて、１つまたは複数のアクセスポイント、関連セル、あるいはキャリアを選択すること及び／または再選択することを容易にする、システム及び方法が説明されている。具体的には、エネルギー効率は、アクセスポイントと通信することに関して、推定されたパスロス及び／または干渉のレベルに少なくとも部分的に基づくことができる。さらに、アクセスポイントに関するロードパラメータは、受信されることができ、アクセスポイントを選択すること及び／または再選択することにおいて、評価されることができる。したがって、アクセスポイントは、順方向リンク伝送パワーのほかのパラメータに基づいて、選択されるあるいは再選択されることができる。さらに、パスロス及び／または干渉レベルは、マクロセルオーバーローディングを防ぐためにアクセスポイントのタイプに基づいて重み付けられることができる。
Patent JP-2011513149-A (JP)
Title: チューブ、容器および包装物のためのキャップとノズルのアセンブリ
IPC: B65D41/34
Filed: 2009-03-02
Abstract: 細長いノズルボディを有するノズルにかぶせる形で取り付けるキャップであって、縦軸、外面および内面を有する細長いキャップボディを有するキャップ。キャップボディは、閉端および開口端、ならびに少なくとも１つの側壁を有する。キャップのハウジングは開口端を有する。キャップは、ノズルのノズルボディを受け取り、それにかぶせる形で取り付けるためのものである。キャップは、間隔を置いて配置された３つの細長い翼部を有し、翼部はそれぞれ、それぞれがキャップの外面の一部を構成する翼形状を有する。翼はそれぞれ、キャップの口からキャップの閉端まで延び、隣の翼と連続しており、その結果、１つの翼部の外面が、隣接する翼部の外面とともに、それぞれの翼部と隣接する翼部との間の１つの連続する凹面を形成する。キャップは、部分的に螺旋形の輪郭ないしゆがんだ輪郭を有し、この輪郭が、ノズルからキャップを取り外す方向の視覚的な指示を与える。ノズルは、キャップの凹面と整列する整合した凹みを有する。このキャップとノズルのアセンブリは、接着剤などの硬化可能製品を保持した容器のクロージャとして適当である。チューブ上に、ノズルをチューブにロックするためのロッキングリングを形成することができる。
Patent JP-2012142836-A (JP)
Title: Decoding device and program
Inventor: MISU TOSHIE
IPC: H04N19/423
Filed: 2011-01-05
Abstract: PROBLEM TO BE SOLVED: To provide a decoding device and program that can restore an original signal from a coded signal converted from the original signal by an encoding process especially by a lossy encoding method, while compensating information lost from the original signal by the encoding process.SOLUTION: A decoding device 1 for receiving a coded signal converted from an original signal by an encoding process in an encoding device 2 and restoring the original signal from the coded signal while compensating information lost from the original signal by the encoding process in the encoding device 2 includes restoration means 10, a latch (storage means) 20, encoding simulation means 30, decoding simulation means 40, signal comparison means 50, signal correction means 60 and an output switch (convergence determination means) 70.
Patent JP-2012146775-A (JP)
Title: Electrochemical device electrode and electrochemical device
Inventor: SUDO FUMI
IPC: H01M4/36
Filed: 2011-01-11
Abstract: PROBLEM TO BE SOLVED: To provide an electrochemical device electrode and an electrochemical device which can effectively suppress reduction in electrostatic capacitance and increase in internal resistance after repeated charges/discharges.SOLUTION: The electrochemical device has had its active material constituting polarizable electrode layers 12, 22 of a cathode 10 and an anode 20 subjected to esterification processing, which resulted in a hydroxyl group or a carboxyl group present on the surface of the active material being replaced with an amino group having an alkyl chain. Therefore, it is possible to suppress the amount of protons generated by a charge/discharge from the hydroxyl group or the carboxyl group present on the surface of the active material, as well as protons generated by electrolysis of moisture content in a nonaqueous electrolyte can be captured by the amino group, thus allowing to effectively suppress reduction in electrostatic capacitance and increase in internal resistance after repeated charges/discharges.
Patent JP-2011129138-A (JP)
Title: Electronic calculator
Inventor: MIYAZAWA YOSHINAGA
IPC: G06F3/048
Filed: 2011-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To display past calculation expression and calculation result, without giving discomfort to a user, in multi-replay processing in an electronic calculation expression.  <P>SOLUTION: The electronic calculator 1 having a state setting means 25 for setting a computation state of a calculator, and a calculation means 8 for calculation under the computation state set with the input calculation expression, is provided with: a storage means 7 for storing sequentially the input calculation expression, a calculation result in the calculation expression, and data of the computation state set in the calculation, as sets for each calculation, and storing a change command showing that the computation state is changed when the computation state is changed from the computation state set immediately before; a reading instruction means 24 for causing a user to issue a read instruction; and a display means 3 for sequentially reading each set of the calculation expression, calculation result in the calculation expression and data of the computation state, and for displaying change when the computation state is changed when the change command is read.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012145736-A (JP)
Title: Manufacturing method of optical fiber cable
Inventor: KANEDA HITOSHI
IPC: G02B6/44
Filed: 2011-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of an optical fiber cable capable of appropriately controlling housing state of an optical fiber ribbon unit in accordance with the changes in locus of SZ-slot on a slot rod.SOLUTION: When manufacturing an optical fiber cable, a locus of a housing slot is detected by a slot locus detector disposed at the upstream side in a longitudinal direction than an optical fiber cable housing position to house the optical fiber ribbon unit. Positional alignment between the housing slot and the optical fiber ribbon unit being fed though an alignment dices is performed by reciprocally rotating the alignment dices with the optical fiber ribbon unit around the slot rod based on the slot locus detected by the slot locus detector. The optical fiber ribbon unit is twisted by the rotation of the alignment dices. When any change is detected in the slot locus by the slot locus detector, the rotation amount of the alignment dices is offset.
Patent JP-2012151541-A (JP)
Title: Imaging apparatus
Inventor: NAGASHIMA MITSUNORI
IPC: G02B7/28
Filed: 2011-01-17
Abstract: PROBLEM TO BE SOLVED: To provide an imaging apparatus capable of allowing an infant, etc. to intuitively pay attention to the apparatus.SOLUTION: An imaging apparatus includes: an imaging element; a lens unit 201 for forming an image on the imaging element; a front surface 111 with the lens unit 201 arranged therein; a dot matrix display part 261 having multiple LED chips constituting multiple dots and allowing a light emission state to be visually recognized from the side of the front surface 111; a focus adjustment part for adjusting an image formation state in the imaging element; and a display control part for controlling the display state of the dot matrix display part 261. The display control part allows the dot matrix display part 261 to display patterns during the adjustment operation of the focus adjustment part.
Patent JP-2012153947-A (JP)
Title: Method for producing agglomerate for raw material for blast furnace
Inventor: KASAI AKITO
IPC: C22B1/245
Filed: 2011-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an agglomerate for the raw material for a blast furnace, in which an agglomerate for the raw material for a blast furnace having high strength can be produced even if coal having low softening-melting properties or hardly having softening-melting properties and high crystallization water-containing iron ore are combinedly used.SOLUTION: In powdery coal A having the maximum fluidity MF of 0.3 to 2.5 by log MF, further containing a volatile matter VM of ≥10 mass% and containing ≥0.3 mass% sulfur S and powdery iron ore B containing crystallization water LOI of ≥3 mass%, the average particle diameter dof the powdery iron ore B (Do) is controlled to 5 to 70 μm, also, the ratio with the average particle diameter dof the powdery coal A (Dc), Do/Dc is controlled to 0.1 to 2.0, they are subjected to cold mixing by a mixer 1 to be a mixed raw material C, thereafter, the mixed raw material C is heated at 350 to 550°C by a heating device 2, the heated raw material C' is hot--molded by a hot molding machine 4 to produce a molding D, and the molding D is subjected to heating treatment at 560 to 750°C for ≥10 min in an inert gas atmosphere by a heat treatment device 5 to produce an agglomerate E for the raw material for a blast furnace.
Patent JP-2011175634-A (JP)
Title: Data card
Inventor: ZHANG BIN
IPC: G06F1/16
Filed: 2011-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data card including a circuit board, a holder, an upper cover, a connection line and an interface.  <P>SOLUTION: The circuit board is fixed in the holder 21. One end of the connection line 25 is connected with the circuit board, and the other end of the connection line is connected with the interface 24. The upper cover 23 covers the holder. When the data card is idle, the interface and the flexible connection line are located in a capacity formed by the upper cover and the holder. When the data card is connected with peripheral equipment via the interface, the interface is located outside the cavity formed by the upper cover and the holder. In this data card, the position of the interface can be adjusted freely, and when the data card is connected for use, the upper cover can be fixed on the data card.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012156406-A (JP)
Title: Evaluation device of multi-junction photoelectric conversion element
Inventor: IKEDA KENJI
IPC: H01L31/04
Filed: 2011-01-28
Abstract: PROBLEM TO BE SOLVED: To quickly and properly understand the current limitation information between cells constituting a multi-junction photoelectric conversion element, for obtaining a current matching state.SOLUTION: A short circuit current that flows in a solar battery is limited to the current which is the smaller between the short circuit currents of a cell D1 and a cell D2. In the case where the current of cell D1 is larger than that of the cell D2 (current I11>current I21) under the condition of point 1 in FIG.9(c) in some irradiation condition, the short circuit current is limited by the current of the cell D2, to be the current I21. In the current I21, a DC component is separated from an AC component by a separation circuit, and a frequency B of AC component is discriminated by a frequency discrimination circuit. A microcomputer receives a notification about the discriminated frequency B, and determines that the cell D2 is limiting the short circuit current. It repeatedly commands execution of a current gradual redaction command for the cell D1 which is not affected by the current limitation (direction from point 1 toward point 2 in the same figure), until a point 3 in the same figure is reached.
Patent JP-2012157606-A (JP)
Title: Catheter and medicine administration device
Inventor: KIMURA KAYU
IPC: A61M29/04
Filed: 2011-02-02
Abstract: PROBLEM TO BE SOLVED: To provide a catheter and a medicine administration device, allowing easy and accurate control of a dosage of a medicine when administering the medicine to a prescribed area of a biological tissue.SOLUTION: This medicine administration device includes the catheter including: a balloon 3 expandable/contractible by supply of a fluid to the inside; a first conduit 17 having a first lumen 16 communicating with the balloon 3; and a second conduit 20 having a medicine discharge port 18 and a second lumen 19 communicating with the medicine discharge port 18. In the catheter, the medicine discharge port 18 is provided outside the balloon, and the medicine discharged from the medicine discharge port 18 is administered into the biological tissue from a position along the outer surface of the balloon 3.
Patent JP-2012161372-A (JP)
Title: Medical instrument and method for manufacturing the same
Inventor: ANZAI TAKAKIMI
IPC: A61L29/00
Filed: 2011-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a medical instrument in which a hydrophilic polymer is strongly fixed on the surface of a substrate comprising a polyamide.SOLUTION: The medical instrument includes: a substrate at least a part of the surface of which is the polyamide; an adhesive layer formed on the surface of the substrate and including a polyamide soluble in an organic solvent; and a crosslinked, surface lubricated layer formed on the upper part of the adhesive layer, and including the hydrophilic polymer having at least one reactive functional group selected from the group consisting of an epoxy group, acid chloride group, and isocyanate group, and the method for manufacturing it is provided.
Patent JP-2012164490-A (JP)
Title: Terminal
Inventor: KOBAYASHI MASAKI
IPC: H01R13/11
Filed: 2011-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a terminal capable of bending elastic contact pieces without being affected by a foreign object which has entered a terminal housing part or a terminal cavity.SOLUTION: A terminal holds a mating terminal in a terminal housing part 2 by means of a pair of elastic contact pieces 21 arranged on right and left side plates 2a and 2b of the terminal housing part 2. The elastic contact pieces 21 include: bent portions 211 which are bent and extend in the terminal housing part 2; holding parts 212 which extend along the respective side plates 2a and 2b in the terminal housing part; and contact parts 213 which come into contact with the mating terminal. Gaps greater than a bending margin of the elastic contact pieces 21 are provided between inner walls 4a and 4b of a terminal cavity 40 and the respective elastic contact pieces 21 so that the elastic contact pieces 21 can be bent without being affected by a foreign object 5 which has entered between the inner walls of the terminal cavity 40 and the respective elastic contact pieces 21.
Patent JP-2012129968-A (JP)
Title: Folding type mobile terminal and hinge device thereof
Inventor: KWON SOON-UK
IPC: F16C11/04
Filed: 2011-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a folding type mobile terminal and a hinge device thereof which allow a display portion of a main body and a display portion of a cover to be joined together to form a single big screen.SOLUTION: The folding type mobile terminal comprises: a first body provided with a first display portion; and a second body rotatably connected to the first body through at least one first hinge module and provided with a second display portion. When the first and second bodies are open, the first and second display portions form one plane together and are configured such that at least one of the first and second display portions can slide toward the other.
Patent JP-2012167023-A (JP)
Title: Ceramide production promoter, humectant, and skin care preparation for external use
Inventor: HASHIMOTO CHU
IPC: A61K31/58
Filed: 2011-02-09
Abstract: PROBLEM TO BE SOLVED: To provide a ceramide production promoter, a humectant and a skin care preparation for external use.SOLUTION: The ceramide production promoter, the humectant and the skin care preparation for external use contain as an effective ingredient a compound represented by general formula (1). In the formula, R-Rare each independently hydrogen, a hydroxy group or an acyloxy group; Ris a hydroxy group or an acyloxy group; when Ris a hydroxy group, Ris hydrogen and X is C=O; and when Ris an acyloxy group, Ris hydrogen, a hydroxy group or an alkoxy group and X is C=O or CRR.
Patent JP-2012169017-A (JP)
Title: Heat-assisted magnetic recording medium and magnetic storage device
Inventor: KANBE TETSUYA
IPC: G11B5/65
Filed: 2011-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a heat-assisted recording medium in which a magnetic layer has a good degree of order and a (001) orientation, and a high Hc (coercive force) and small Hc dispersion, and to provide a magnetic storage device using the same.SOLUTION: A magnetic recording medium includes: a substrate; multiple underlayers formed on the substrate; and a magnetic layer essentially comprising an alloy having an L1structure. In the magnetic recording medium, there is used a heat-assisted magnetic recording medium in which at least one of the underlayers is MnO. Also, the MnO underlayer is formed on the underlayer of Cr, or the one that contains Cr as the main component and at least one element of Ti, V, Mo, W, Mn, and Ru, and has a BCC structure.
Patent JP-2011200636-A (JP)
Title: Diaper cover
Inventor: MIYAKE HIROSHI
IPC: A61F13/66
Filed: 2011-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a diaper cover which can support the iliopsoas muscle of a wearer.SOLUTION: The diaper cover 1 comprises: a front part F and a back part B located in a front-back direction and an intermediate part M located between them; a right waist part 2 and a left waist part 3 extending from the back part B in a width direction; and a right flap part 4 and a left flap part 5 extending from the front part in the width direction x, wherein each of the right flap part 4 and the left flap part 5 is provided with a first attachment 6, and the right flap part 4, the left flap part 5 and the intermediate part M are stretchable, and the first attachment 6 is attachable to a position on a dorsal side of a wearer in a state where the right flap part 4 and the left flap part 5 are stretched.
Patent JP-2011150354-A (JP)
Title: Positive photosensitive resin composition and method of forming cured film using the same
Inventor: TAKITA SATOSHI
IPC: C08F220/32
Filed: 2011-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive photosensitive resin composition that is superior in sensitivity, film retention and storage stability and from which a cured film superior in heat resistance, adhesion, transmittance or the like is obtained by curing thereof, and to provide a method of forming the cured film using the same.  <P>SOLUTION: The positive photosensitive resin composition contains: a resin which contains a specific acrylic-acid-type structural unit generating a carboxyl group upon dissociation of a dissociable group and a structural unit having a functional group capable of forming a covalent bond by reaction with a carboxyl group, is alkali-insoluble or hardly alkali-soluble, and becomes alkali-soluble upon dissociation of the acid-dissociable group; a compound having two or more epoxy groups in the molecule; and a compound which generates an acid upon irradiation with actinic rays having a wavelength of ≥300 nm. There is also provided the method of forming the cured film using the same.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2012172614-A (JP)
Title: Control device of internal combustion engine
Inventor: MASUO SHUSUKE
IPC: F02D41/12
Filed: 2011-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a control device of an internal combustion engine, obtaining a fuel economy improving effect by fuel cut operation and surely avoiding an engine stop by properly setting a fuel supply restarting rotation speed when an air conditioning device is turned on during fuel cut operation.SOLUTION: When an air conditioner clutch 31 is engaged during fuel cut operation and a compressor 32 is shifted from a non-operating state to an operating state, until a stabilization period TSTBL required for stabilization of refrigerant pressure elapses from the time point of clutch engagement, the fuel supply restarting rotation speed NFCE is set according to the alternative value (TDCTA) showing a load which is put on an engine 1 by the operation of the compressor 32, and after elapse of the stabilization period TSTBL, the fuel supply restarting rotation speed NFCE is set according to the refrigerant pressure correlation estimating torque TDCP calculated according to air conditioner refrigerant pressure.
Patent JP-2012175529-A (JP)
Title: Terminal connection control device
Inventor: SAKAI KEN
IPC: H04M1/00
Filed: 2011-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a terminal connection control device, enabling automatically switched connection of a plurality of originating terminals to fit to a use date/time.SOLUTION: The terminal connection control device includes: a transmitter/receiver for performing transmission and reception with a plurality of communicable terminals; and a terminal selector for selecting one of the terminal communicating with an external terminal. The terminal connection control device controls speech communication between the selected terminal and the external terminal, and includes: a present date/time acquisition unit for acquiring a present date/time; and a date/time range storage unit for storing a communicable date/time range set for each terminal. The terminal selector compares the present date/time, acquired by the present date/time acquisition unit, with the date/time range stored in the date/time range storage unit, and selects the terminal having the present date/time coincident with the date/time range.
Patent JP-2012170741-A (JP)
Title: Seat device
Inventor: NISHINO TOMOKO
IPC: B60N2/22
Filed: 2011-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a seat device which can absorb a physical difference between persons on the seat in accordance with the physiques of the parsons.SOLUTION: The seat device 10 includes a back frame 23 provided with right and left side frames 31 and 32, a back pan 24 provided at the right and left side frames 31 and 32, and a supporting mechanism 25 which supports the back pan 24 to a back frame 23 movably in the vertical direction. For the supporting mechanism 25, right and left under supporting shafts 47 and 48 provided in the back pan 24 are arranged movably in right and left under guide holes 51 and 52 which are provided in the right and left side frames 31 and 32, and an upper supporting shaft 56 provided in the back pan 24 is arranged in right and left upper guide holes 58 and 59 provided in the right and left side frames 31 and 32.