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    • 12. 发明专利
    • Disk brake
    • 碟形刹车
    • JP2011214623A
    • 2011-10-27
    • JP2010081741
    • 2010-03-31
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • TAKANO KIMIYASUNANRI KEISUKE
    • F16D65/18
    • F16D65/18F16D2121/02F16D2127/02
    • PROBLEM TO BE SOLVED: To provide a disk brake suppressing the movement of a piston toward a cylinder bore bottom side due to thermal expansion of a seal member.SOLUTION: The bottom surface of a seal groove 15a provided in a cylinder bore 11 includes a first slant portion 30 and a second slant portion 31. A transition point 32 between the first slant portion 30 and the second slant portion 31 is located closer to the opening of the cylinder bore than the center in the cylinder bore axial direction of the seal groove 15a. A gap 33 is formed between the outer peripheral surface of the piston seal member 12 and the bottom surface of the seal groove 15a, and the surface pressure applied to the bottom surface of the seal groove 15a from the piston seal member 12 is set higher at the cylinder-bore-bottom-side of the piston seal member than surface pressure at the cylinder-bore-opening-side thereof. Thus, it is possible to suppress the movement of the piston 5 toward the cylinder bore bottom due to the thermal expansion of the piston seal member 12.
    • 要解决的问题:提供一种盘式制动器,其由于密封构件的热膨胀而抑制活塞朝向缸孔底侧的移动。解决方案:设置在气缸孔11中的密封槽15a的底表面包括第一 倾斜部分30和第二倾斜部分31.第一倾斜部分30和第二倾斜部分31之间的转变点32位于比密封槽15a的气缸孔轴向方向上的中心更靠近气缸孔的开口 。 在活塞密封构件12的外周面和密封槽15a的底面之间形成有间隙33,并且从活塞密封构件12向密封槽15a的底面施加的表面压力设定得较高 活塞密封构件的气缸底面侧比其气缸孔开口侧的表面压力高。 因此,由于活塞密封构件12的热膨胀,能够抑制活塞5朝向气缸孔底部的移动。
    • 13. 发明专利
    • ディスクブレーキ
    • DISC制动
    • JP2014214815A
    • 2014-11-17
    • JP2013092895
    • 2013-04-25
    • 日立オートモティブシステムズ株式会社Hitachi Automotive Systems Ltd
    • NANRI KEISUKE
    • F16D65/097F16D55/228
    • F16D55/22F16D65/09
    • 【課題】製造効率を向上させることが可能となるディスクブレーキの提供。【解決手段】ブレーキパッド29,29には、ロータ径方向における外端側となる位置に、ロータ回転方向においてブレーキパッド29の中央部から離れる方向へ突出する突片部が形成されており、一対の端側連結部12,13には、突片部のロータ径方向における内側部位が対向して配置されるパッド係合部40,60がキャリパ本体5と同一部材で形成されていて、パッド係合部40,60には、ロータ軸方向に亘ってパッド係合部40,60を覆い、ロータ軸方向両端部それぞれでキャリパ本体5に係止されるパッドリテーナ28,28が配置されている。【選択図】図1
    • 要解决的问题:提供一种可以提高制造效率的盘式制动器。解决方案:制动衬块29,29各自具有形成在转子径向外端侧的位置处的突出片部分,以从中心部分突出 并且一对端侧连接部12,13具有垫接合部40,60,其中转子径向的突出片部分的内部区域相对地配置,形成 在垫接合部分40,60上设置有垫片保持器28,28,其在转子轴向方向上覆盖垫接合部分40,60并且在两者上锁定到卡钳体5上 在转子轴向方向终止。
    • 14. 发明专利
    • Disc brake
    • DISC制动
    • JP2014173623A
    • 2014-09-22
    • JP2013044323
    • 2013-03-06
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • NANRI KEISUKE
    • F16D65/097F16D55/228F16D65/092
    • F16D65/0006F16D55/22F16D55/226F16D65/0068F16D65/095F16D65/0974F16D65/0977F16D2055/0016
    • PROBLEM TO BE SOLVED: To provide a disc brake capable of improving assembling workability.SOLUTION: A disc brake has a caliper body 5 disposed over a disc rotor 2, provided with a pad assembling space 17 opened approximately at its center in a rotor radial direction, and further provided with a connecting portion 16 over the pad assembling space 17 in the rotor axial direction; and a pad spring 31 mounted on the caliper body 5 while engaged with the connecting portion 16 of the caliper body 5 by a pair of claw portions 151 opposed to each other, and biasing a brake pad 29 in a rotor turning-out direction and inward in the rotor radial direction. The pad spring 31 has the symmetrical shape on the basis of the center in a longitudinal direction, and the pair of claw portions 151 are engaged with the connecting portion 16 in a state that the center in the longitudinal direction is deviated from the center in the rotor rotating direction, of the brake pad 29 in the rotor rotating direction.
    • 要解决的问题:提供一种能够提高组装操作性的盘式制动器。解决方案:盘式制动器具有设置在盘形转子2上方的卡钳体5,该卡钳体5设置有在转子径向大致在其中心开口的垫组装空间17 并且在转子轴向上还设置有焊盘组装空间17上的连接部16; 以及通过一对彼此相对的一对爪部151与卡钳体5的连接部16卡合而安装在卡钳体5上的垫弹簧31,并且将制动衬块29以转子的向外方向和向内 在转子的径向方向。 垫弹簧31在长度方向上以中心为中心具有对称的形状,并且一对爪部151在连接部16的长度方向的中心偏离中心的状态下与连接部16卡合 转子旋转方向。
    • 15. 发明专利
    • Disk brake
    • 碟形刹车
    • JP2013113420A
    • 2013-06-10
    • JP2011262868
    • 2011-11-30
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • NANRI KEISUKE
    • F16D65/095
    • PROBLEM TO BE SOLVED: To provide a disk brake capable of bringing about productivity improvement.SOLUTION: A friction pad 6 consists of a lining 75 that is kept in contact with a disk, and a backing plate 78 in which the lining 75 is stuck to a lining sticking face 76 while a pressing force from a pressing means is transmitted to a pressing force transmitting face 77. Out of the ends of a shim plate 7, the one located in the radial direction of the disk slightly to the outside has a locking claw 102 formed thereat. The locking claw 102 has a contact part 117 formed at its tip end side extending along the lining sticking face 76 of the backing plate 78, to come in contact with the lining sticking face 76, while at its base end side, a swelled part 130 is formed expanding in the direction of moving away from the pressing force transmitting face 77 of the backing plate 78.
    • 要解决的问题:提供能够提高生产率的盘式制动器。 解决方案:摩擦垫6由与盘保持接触的衬里75和背衬板78组成,衬垫75粘贴到衬垫粘着面76上,同时来自压紧装置的压力为 传递到按压力传递面77.在垫片7的端部中,位于盘的径向方向上稍微相对于外侧的端部具有形成在其上的锁定爪102。 锁定爪102具有在其顶端侧形成的接触部117,其沿着衬板78的衬里粘贴面76延伸,与衬垫粘着面76接触,而在其基端侧具有膨胀部130 形成为在远离背板78的按压力传递面77的方向上扩展。版权所有(C)2013,JPO&INPIT
    • 17. 发明专利
    • Disc brake
    • DISC制动
    • JP2011231892A
    • 2011-11-17
    • JP2010104225
    • 2010-04-28
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • IWAHASHI YOSHIKINANRI KEISUKE
    • F16D65/18F16D65/095
    • PROBLEM TO BE SOLVED: To provide a disc brake that suppresses the generation of a brake squeak.SOLUTION: In an annular or polygonal contact surface 54A which can abut on a brake pad 33 of an insulator 51, an inside dimension is made larger than an inside-diameter dimension of an opposing portion 37A between the brake pad 33 of a piston 6 and the contact surface, an outside dimension is made larger than an outside-diameter dimension of the opposing portion 37A between the brake pad 33 of the piston 6 and the contact surface, and an area which can abut on the brake pad 33 is made smaller than an area of the opposing portion 37A between the brake pad 33 of the piston 6 and the contact surface.
    • 要解决的问题:提供抑制制动器吱吱声的产生的盘式制动器。 解决方案:在能够抵靠绝缘体51的制动衬块33的环形或多边形接触表面54A中,使内部尺寸大于相对部分37A的内径尺寸, 活塞6和接触面的外侧尺寸大于活塞6的制动衬块33与接触面之间的相对部37A的外径尺寸,并且能够抵接在制动衬块33上的区域为 比活塞6的制动片33与接触面之间的相对部37A的面积小。 版权所有(C)2012,JPO&INPIT
    • 20. 发明专利
    • Disc brake
    • DISC制动
    • JP2010043747A
    • 2010-02-25
    • JP2009267922
    • 2009-11-25
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • NANRI KEISUKE
    • F16D65/02F16D55/22F16D55/224F16D55/228
    • PROBLEM TO BE SOLVED: To provide a disc brake capable of enhancing reliability for liquid leakage of brake fluid. SOLUTION: The disc brake is configured so that two mounting bolt holes 37 which are formed along disc radial direction are provided in outer side cylinder part 20 and a bore side end in disc rotational direction of the mounting bolt holes 37 is disposed by dislocating from range of disc axial direction of an inner recess part 60 and a recessed part 63 which extends from the inner recess part 60 in disc rotational direction is formed in the inner recess part 60 of bores 31 of an inner side cylinder part 21 and an outer side cylinder part 20, respectively and the opposed bores 31 of the inner side cylinder part 21 and the outer side cylinder part 20 is fluidly communicated with each other by fluidly communicating each of the recessed part 63 with connection path 80. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够提高制动液液体泄漏可靠性的盘式制动器。 解决方案:盘式制动器被构造成使得沿着外径圆筒形部分20设置沿着径向径向形成的两个安装螺栓孔37,并且安装螺栓孔37的盘旋转方向上的孔侧端部通过 在内侧筒部21的孔31的内凹部60中形成有从内凹部60的盘轴方向偏离的位置和从内凹部60沿盘旋转方向延伸的凹部63, 分别通过使各个凹部63与连接路径80流通连通而分别与内侧筒部21和外侧筒部20的相对的孔31相互流体地连通。另外, (C)2010,JPO&INPIT