baber/WOPTO huggingface dataset:
Patent JP-2011105439-A (JP)
Title: Distribution conveyor
Inventor: KURIHARA HIDEO
IPC: B65G19/14
Filed: 2009-11-17
Abstract: <P>PROBLEM TO BE SOLVED: To mitigate or eliminate clogging when a distribution conveyor is clogged for distributing bulk cargo.  <P>SOLUTION: In a distribution conveyor, a transfer mechanism which is driven by a drive motor 21 to transfer bulk cargo is built in a casing; a feed port and a plurality of discharge ports are formed in the casing; an openable/closable shutter is provided on each of the plurality of discharge ports; and bulk cargo is distributed and fed from each discharge port by the opening/closing operation of the shutter. A current sensor 21b for detecting the current in the drive motor 21 for driving the transfer mechanism is provided, the current value of the drive motor 21 in the normal service condition of the transfer mechanism is stored in a control device 31 as the predetermined current value. When the current value detected by the current sensor 21b is higher than the predetermined current value, at least one shutter out of those in the plurality of discharge ports is opened to discharge the bulk cargo outside the casing.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011109492-A (JP)
Title: Imaging device and method for processing image
Inventor: HISA KENZO
IPC: H04N5/225
Filed: 2009-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To improve operability of photographing which defocuses a background by bringing a main object into focus.  <P>SOLUTION: An image pickup device 104 which performs photoelectric conversion of an optical image, an operation unit 113, a signal processing unit 107 which performs a low-pass filtering process to an image signal from the image pickup device, a distance acquisition unit 101a which acquires information corresponding to a distance between the main object and the background when the operation unit is operated, and a control unit 101 which sets an aperture value of a diaphragm 103b for adjusting quantity of light and a low-pass filtering characteristic used for the low-pass filtering process by the signal processing unit so that a change in an amount of blur of the background by a change in the distance is suppressed when the distance changes after operating the operation unit are included.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011105265-A (JP)
Title: Step unit
Inventor: ISHIDA TOSHIHIKO
IPC: B60J5/06
Filed: 2009-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a step unit which makes assembling work easy and enables a rail plate member to be formed in a simple shape.  <P>SOLUTION: The step unit includes a step member 3 having a pair of lower rails 21, 22 provided perpendicularly on its lower surface and the rail plate member 31 arranged in cutout parts 21a formed on a part of the one lower rail 21. Rollers connected to a vehicle slide door are disposed between a pair of the lower rails 21, 22. The step member 3 is molded of a resin material. On the step member 3, an insertion hole 23, which penetrates vertically at a position corresponding to the cutout parts 21a, and support extended parts 21b are formed extending from the side end parts of the cutout parts 21a of the lower rails 21 so as to support the rail plate member 31 to a load that the rail plate member 31 receives from the rollers. The rail plate member 31 is inserted and assembled so as to pass through the insertion hole 23 from the upper part of the step member 3.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010148500-A (JP)
Title: Poultry feed and method for feeding poultry
Inventor: NIWA NOBORU
IPC: A01K1/015
Filed: 2009-11-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a feed etc. for poultry compounded with Corn Cob Meal which promotes good development of gizzard of poultry together with imparting an improving effect on bedding.  <P>SOLUTION: The feed is compounded with 0.5-10 pts.wt. of Corn Cob Meal per 100 pts.wt. of the feed before compounding the Corn Cob Meal. The Corn Cob Meal is compounded without treatment such as fermentation etc. without adhering nutrient additive, and compounded in a status as it is grounded. The preferable amount of the compounding Corn Cob Meal is 0.5-7 pts.wt. per 100 pts.wt. of the feed before compounding the Corn Cob Meal. The preferable particle size of the Corn Cob Meal is 1-6 mm. The feed compounded with the Corn Cob Meal preferably formed into a shape such as crumbled material or pellet. The feed is fed to poultry of 7 day age or more and the amount of the compounded Corn Cob Meal is preferably increased with age.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011112859-A (JP)
Title: Electrophotographic toner and method for producing the same
Inventor: NAGAI HIROKI
IPC: G03G9/08
Filed: 2009-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic toner having a structure of raw materials with excellent heat resistance, allowing production even by a heat melt-kneading and pulverizing method although a vegetable-based resin is used as a binder resin, and having good charging property, mechanical strength, low temperature fixing property and oil-less fixing property.  <P>SOLUTION: The electrophotographic toner contains at least a binder resin and a coloring material, wherein the binder resin contains a polylactic acid (PLA) and a cellulose ester (CE) resin, the CE resin includes a 2-4C acyl group as a substituent and satisfies expression (I): 2.7≤Y+Z≤3.0 (where Y represents a substitution degree of a propionyl group and Z represents a substitution degree of a butyryl group), and the compounding mass ratio of the PLA to CE resins PLA:CE ranges from 95:5 to 70:30.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011110242-A (JP)
Title: X-ray ct apparatus
Inventor: FUJIMOTO KOZABURO
IPC: A61B6/03
Filed: 2009-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an X-ray CT apparatus, reducing useless exposure to a subject in helical shuttle scan.  <P>SOLUTION: The X-ray CT apparatus to conduct helical shuttle scan includes a control means to control upon helical scan HS in each pass P to make a size A of X-ray dosage to be a size A(P) of X-ray dosage set to the pass P, and an image generation means to generate an image by conducting a noise reducing process to the pass P by a set noise reduction degree F(P) based on projection data obtained by the helical scan HS in the prescribed pass P.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011124635-A (JP)
Title: Channel information compression device and method, channel information expansion device and method, computer program, receiver, transmitter
Inventor: HATAKAWA YASUYUKI
IPC: H04J99/00
Filed: 2009-12-08
Abstract: <P>PROBLEM TO BE SOLVED: To perform information compression, keeping proper accuracy for channel information.  <P>SOLUTION: A channel information compression portion 24 includes a DCT (Discrete Cosine Transform) unit 41 and an adaptive selection unit 45. The DCT unit carries out discrete cosine transform of channel state information (CSI) showing the state of a communication channel. The adaptive selection unit selects frequency components to be included in compressed data based on power from the discrete cosine transform data obtained by the discrete cosine transform. The channel information compression portion outputs compressed data composed of the selected frequency components and information specifying frequency components which constitute the compressed data.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011122202-A (JP)
Title: Alloy for hydrogen generation and method for producing the same
Inventor: UMEZAKI TOMONORI
IPC: C22C21/00
Filed: 2009-12-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an alloy for hydrogen generation which is easily treatable, generates hydrogen only when being contacted with water, stably continues to generate a hydrogen gas for a long time, and can improve the efficiency of the hydrogen generation.  <P>SOLUTION: The problem is solved by providing an alloy for hydrogen generation made of a solidified alloy produced by: a first step of heating a first metal including aluminum, a second metal including at least one kind of metal selected from zinc, magnesium and silicon and a third metal including a low melting point metal with a melting point of ≤230°C to a temperature equal to or more than the melting point of aluminum to obtain a molten alloy including the first to third metals; and a second step of bringing the molten alloy into contact with a solid material, and cooling it to obtain the solidified alloy.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011122977-A (JP)
Title: Partial discharge position locating device and method
Inventor: TAMURA YOSHIYUKI
IPC: H02G5/06
Filed: 2009-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a partial discharge position locating device and method, locating a generating position of partial discharge inexpensively without using a waveform memory.  <P>SOLUTION: This device is equipped with: high speed comparators 6a, 6b for converting output signals from partial discharge sensors 4a, 4b into digital signals respectively; waveform shapers 8a, 8b for shaping output signals from the high speed comparators 6a, 6b into pulse signals having the same time width respectively; and delay circuits 10a, 10b for delaying each pulse signal corresponding to a delay amount set individually to the pulse signals outputted from the waveform shapers 8a, 8b respectively and outputting them. The generating position of partial discharge is located based on a difference between each delay amount set so that a time difference between signals outputted from the delay circuits 10a, 10b becomes zero.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011124172-A (JP)
Title: Connector
Inventor: UESONO KATSUYA
IPC: H01R13/42
Filed: 2009-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connector which is improved in holding force against a terminal metal fitting.  <P>SOLUTION: A lance 70 is composed of a lance body 71 extended so as to be nearly along an insertion direction of the terminal fitting from an inner face of a cavity, and a locking convex portion 72 protruded from the lance body 71 into the cavity. In a process in which the terminal metal fitting is inserted into the cavity of a housing, the lance body 71 is flex-deformed, the lance body 71 elastically returns as the terminal fitting is normally inserted into the cavity, and according to such an elastic returning, the locking convex portion 72 locks the terminal fitting by preventing it from slipping off. The locking protruding portion 72 has a width dimension which is larger than that of the lance body 71, and is arranged so as to include a portion along an action direction of shearing force from the terminal fitting.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011129304-A (JP)
Title: Separator for nonaqueous secondary battery, and nonaqueous secondary battery
Inventor: SANO HIROKI
IPC: H01M2/16
Filed: 2009-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a separator for a nonaqueous secondary battery having shutdown characteristics, heat resistance, and strength.  <P>SOLUTION: In the separator for the nonaqueous secondary battery having a polyolefin micro-porous film and a heat-resistant porous layer formed by including a heat-resistant resin and laminated on one surface or both surfaces of the polyolefin micro-porous film, polyolefin included in the polyolefin micro-porous film includes high density polyethylene with weight-average molecular weight of 50,000-1,000,000, and the high density polyethylene is manufactured by using a chromium oxide catalyst.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011128799-A (JP)
Title: Device and method for estimating driver state
Inventor: WAKI YUKI
IPC: A61B5/18
Filed: 2009-12-16
Abstract: <P>PROBLEM TO BE SOLVED: To estimate a state of a driver after concretely specifying an occurrence factor of a temporal change of an effective visual field angle of the driver.  <P>SOLUTION: A stop state of an own vehicle is determined, and visual stimulation is displayed on a display part, when it is determined that the own vehicle is in the stop state. When the displayed visual stimulation is visually recognized by the driver, an effective visual field angle of the driver is derived and stored. Since the effective visual field angle of the driver is derived each time when the own vehicle is determined that it is in the stop state, the state of the driver is estimated according to a prescribed condition wherein a relation between a relative change amount of the effective visual field angle and the driver state is given.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011127674-A (JP)
Title: Fluid actuator
Inventor: ITO KOJI
IPC: F15B15/28
Filed: 2009-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To make a probe compact and to simplify the fixing work of the probe.  <P>SOLUTION: The probe 11b is inhibited from moving along the sliding direction of a piston 4 by an insert 51 provided in a screwing part 35 and a washer 52 provided on the left of a diameter-reduced part 21. A fastening device is not provided on the rod end 5b side of the diameter reduced part 21, so that all the fixing work of the probe 11b to a piston rod 5 is performed from the left side.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011126820-A (JP)
Title: Skin barrier function promoter
Inventor: TOMINAGA HISAMI
IPC: A61K8/67
Filed: 2009-12-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a preparation for external use effective for promoting skin barrier function, and to provide an internal medicine and their combination.  <P>SOLUTION: The preparation for external use and the internal medicine each include one or both of tocopherol and a glyceride represented by formula (1) (wherein R<SB>1</SB>, R<SB>2</SB>and R<SB>3</SB>each may be the same or different and 8-22C straight-chain or branched-chain saturated or unsaturated alkyl) and astaxanthin.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011132680-A (JP)
Title: Structural health monitoring system using optical fiber sensor
Inventor: IWAKI HIDEAKI
IPC: E01D11/04
Filed: 2009-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structural health monitoring system which uses an optical fiber sensor and which can easily support the construction management and maintenance of a structure.  <P>SOLUTION: In this structural health monitoring system 100 for monitoring a state of the structure, the optical fiber sensor 10 is provided during the construction period of the structure, and continuously used over an in-service period from that time. The structural health monitoring system 100 includes: a distortion measurement means 20 for measuring distortion of the structure on the basis of detection performed by the optical fiber sensor 10; a monitoring means 50 for monitoring the distortion measured by the distortion measurement means 20; and a management policy determination means 60 for determining a construction management policy of the structure during the construction period and determining a maintenance management policy of the structure during the in-service period, on the basis of the result of monitoring performed by the monitoring means 50.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011132832-A (JP)
Title: Saddle-type vehicle
Inventor: IMAMURA TAKAHIRO
IPC: B62K5/00
Filed: 2009-12-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a saddle-type vehicle reducing an influence of environmental temperature on a motor and easily protecting the motor from rainwater or the like.  <P>SOLUTION: This saddle-type vehicle includes: an internal combustion engine 20; an air cleaner 41 having an air cleaner element 42 cleaning intake air sucked from the outside and an air cleaner case 43; an intake passage 66 connecting the internal combustion engine 20 to the air cleaner case 43 and allowing the intake air cleaned by the air cleaner element 42 to flow toward the internal combustion engine 20; a throttle valve 70 provided in the intake passage 66 and adjusting an intake air flow rate; and the motor 75 as a power source opening/closing the throttle valve 70. The motor 75 is arranged inside of the air cleaner case 43.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011133658-A (JP)
Title: Device, method and program for synthesizing audio
Inventor: MURASE KENTARO
IPC: G10L13/06
Filed: 2009-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To improve the reading correct answer rate even for unknown words not registered in one's own user dictionary by effectively using user dictionaries of other persons without preparing individual field dictionaries beforehand.  <P>SOLUTION: An audio synthesizing device includes: a user registration word extracting part which extracts user registration words contained in a user dictionary from a synchronization object text whose input has been accepted by a text input part; a containing rate calculating part which calculates the containing rate of the extracted user registration words contained in the plurality of user dictionaries of other persons via an interface; a reference user dictionary selecting part which selects the user dictionaries of other persons used by the user dictionaries of other persons based on the containing rate calculated for each of the plurality of user dictionaries of other persons; and a reading determining part which determines readings of the unknown words not contained in a basic dictionary or the user dictionary using the selected user dictionaries of other persons to be used.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011133365-A (JP)
Title: Exposure resistance evaluation method of soybean oil, and screening method of soybean oil
Inventor: SASAKI AKIKO
IPC: A23L27/60
Filed: 2009-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for evaluating a soybean oil by an objective index regarding an easiness for generating of a return smell, i.e., a method for objectively evaluating an exposure resistance of the soybean oil.  <P>SOLUTION: The exposure resistance evaluation method of the soybean oil includes: a step of measuring a 2,3-octanedion concentration in the exposed soybean oil; and a step of evaluating the exposure resistance of the soybean oil based on the 2,3-octanedion concentration measured in the process.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010144932-A (JP)
Title: Continuously variable transmission
Inventor: MILLER DONALD C
IPC: B62M11/14
Filed: 2009-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small and simple continuously variable transmission that has an improved axial-load generating system for changing force generated as a function of a speed transmission ratio.  <P>SOLUTION: A variable speed transmission having a plurality of tilting balls 1 and an input disk 34 and an output disk 101 that face each other is illustrated and explained, and provides an infinite number of speed combinations over its transmission ratio range. The use of a planetary gear set allows minimum speeds to be in reverse and the unique geometry of the transmission allows all of the power paths to be coaxial, thereby reducing the overall size and complexity of the transmission in comparison with transmissions achieving the similar transmission ratio ranges.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011137286-A (JP)
Title: Spacer, form, method of constructing reinforced concrete, and reinforced concrete structure
Inventor: TAMURA AKIO
IPC: E04C5/20
Filed: 2009-12-25
Abstract: <P>PROBLEM TO BE SOLVED: To easily confirm the covering depth of concrete on the reinforcements of a reinforced concrete after the concrete is placed.  <P>SOLUTION: It can be confirmed that spacers 110 have been disposed by the exposed surfaces (pattern) of a filler packed in grooves formed in the surface 10A of a constructed column 10 by the spacers 110. Consequently, it can be easily confirmed after the concrete is placed that the covering depth of the concrete is secured.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011139180-A (JP)
Title: Ear chip, earphone, and manufacturing method of ear chip
Inventor: NAGATA SHINICHIRO
IPC: H04R1/10
Filed: 2009-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ear chip, an earphone, and a manufacturing method of the ear chip, in which both adhesion and mounting feeling are satisfied.  <P>SOLUTION: The ear chip consists of: a cylindrical core part through which a front end part of an electroacoustic conversion element passes coaxially; a ring flange part which extends to a radiation direction from the core part; and a gel part, and is provided with a ring shape gel part which is arranged in a space between an outer surface of the core part and an inner circle surface of the flange part, and a gel deformation permission part which permits swelling deformation of the gel part arranged in the space, and the gel part contacts with at least a part of the inner circle surface of the flange part.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010095997-A (JP)
Title: Sash roller device
Inventor: ITO TATSUO
IPC: E05D15/06
Filed: 2009-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sash roller device of a simple and compact constitution capable of finely adjusting left and right positions of a wheel from the front surface of the sash roller device, and preventing the left and right positions of the wheel from being easily deviated even when a lateral load is imparted in the wheel.  <P>SOLUTION: The sash roller device comprises a body case 110 fixed to a sliding door, a support member 150 supporting the wheel 160 rotatably and provided in the left and right positions adjustable manner at the body case 110, a screw shaft 186 rotatably provided at the support member 150, and a guide surface 172 formed in the body case 110 to form a screw groove 172a which is screwed with the screw shaft 186 in the left and right direction.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009530080-A (JP)
Title: エアフィルタユニットのためのガイドを備えたエアフィルタハウジング
IPC: B01D46/00
Filed: 2006-03-14
Abstract: 本発明は、エアフィルタハウジング（１）に関する。空気が前記フィルタチャンバ内に配置されたフィルタユニット（Ｆ）を通過するように入口端及び出口端を備えた少なくとも１つのフィルタチャンバ（２，３）と、エアフィルタユニットを前記フィルタチャンバに脱着するために前記フィルタチャンバの側壁内に配置された点検用開口部（４，５）と、フィルタチャンバの入口端でフィルタチャンバ内に配置されたフィルタユニットを前記フィルタチャンバの側壁に抗して押圧するためのクランプ装置とを有している。本発明においては、フィルタハウジングは、前記フィルタチャンバ（２）に脱着する際にエアフィルタユニット（Ｆ）を案内するためにガイド（１９，２０，２１−２４）を有している。
Patent JP-2009530837-A (JP)
Title: 電磁放射エネルギーを電気エネルギーに変換する装置およびこの変換装置を製造する方法
IPC: F02M63/02
Filed: 2007-03-06
Abstract: 【課題】比較的高い変換効率を有し、かつ、製造が容易な、電磁放射エネルギーを電気エネルギーに変換する装置(10)を提供すること。 【解決手段】電磁放射エネルギーを電気エネルギーに変換する装置(10)は、少なくとも放射線感受性面を有する光起電力素子(11)を備え、希土類元素が添加されたシリコン化合物を備えている材料の被覆層(12)が、放射線感受性面に存在し、被覆層の材料が、シリコンと窒素の化合物を備える。Sr 2 Si 5 N 8 :Euのような化合物で、良好な結果が得られた。 【選択図】図1
Patent JP-2009532362-A (JP)
Title: 液晶組成物、それから誘導されるポリマー網状構造およびその製造方法
IPC: C07C69/732
Filed: 2007-04-02
Abstract: 本発明は、式（Ｉ）： 【化１】     の化合物に関する。本発明はさらに、式（Ｉ）の化合物を含む液晶組成物であって、１種以上のキラル化合物をさらに含む組成物、ならびにこの液晶組成物の重合から誘導されるポリマー網状構造に関する。別の実施形態は、式（Ｉ）の化合物の提供方法に関する。
Patent JP-2009532034-A (JP)
Title: ヒト抗体の調製に用いるためのキメラ抗体を発現するトランスジェニック動物
IPC: C12N15/09
Filed: 2007-03-30
Abstract: 本発明は、ヒト可変領域および非ヒトトランスジェニック宿主動物の定常領域を含むキメラ抗体を発現させるための導入遺伝子構築物、ならびにそのような構築物を有するトランスジェニック非ヒト宿主動物を提供する。宿主動物の免疫グロブリン定常領域の存在は、そのようなトランスジェニック宿主動物における改善された抗体の産生を可能にする。次に、組換えDNA技法を用いて、キメラ抗体を完全ヒト抗体に容易に変換することができる。したがって、本発明は、トランスジェニックマウスにおいてインビボで産生されたキメラ抗体を中間体として用いて、次にこれをインビトロで完全ヒト抗体に変換する、ヒト抗体を作製するための組成物および方法を提供する。
Patent JP-2009533802-A (JP)
Title: スパークプラグ
IPC: H01T13/20
Filed: 2007-04-06
Abstract: 取付けられたスパーク部を備える中心電極および／または接地電極を有するスパークプラグを提供する。スパーク部はベース材料と保護材料とを有し、ベース材料はスパーク浸食に対して非常に耐性があり、保護材料は腐食に対して非常に耐性がある。
Patent JP-2009533618-A (JP)
Title: 不等の弾性体を有する弾性的な軸継手
IPC: F16D3/50
Filed: 2007-04-05
Abstract: 本発明は、弾性的な軸継手（１）であって、駆動側の機械式の接続部（２）と出力側の機械式の接続部（１５）とを備えており、これらの両接続部（２，１５）は、隣接する機械要素に軸継手（１）を接続するようになっており、軸継手（１）は、駆動側の接続部（２）と出力側の接続部（１５）との間で相前後して配置された少なくとも２つの弾性体（４，８）を備えており、これらの弾性体（４，８）の材料厚さ（Ｓ 1 ，Ｓ 2 ）は、軸継手（１）の中心軸線（１０）に対する半径方向距離（Ｒ 1 ，Ｒ 2 ）と共に増加するようになっている形式のものに関する。本発明の課題は、弾性特性を維持しつつ軸継手のゴム量を低減することである。このことは、各弾性体（４，８）が、ねじり剛性（Ｃ 1 ，Ｃ 2 ）に関して不等に形成されていて、それも両弾性体の一方の弾性体（８）のねじり剛性（Ｃ 2 ）が、別の一方の弾性体（４）のねじり剛性（Ｃ 1 ）の少なくとも１．５倍の大きさを有するように形成されている。