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公开(公告)号:US10584401B2
公开(公告)日:2020-03-10
申请号:US14731991
申请日:2015-06-05
Applicant: Shimano Inc.
Inventor: Kazunori Kobayashi , Wataru Yamaguchi , Masanori Taniguchi , Toru Iwai
Abstract: A rolled aluminum alloy material is provided with excellent strength and press workability and with which a poor and patchy appearance is less likely to occur after the alumite treatment. The rolled aluminum alloy material can be utilized for components of a bicycle crank. The rolled aluminum alloy material has a component composition comprising 0.6-1.4 wt % of Mg, 0.3-1.0 wt % of Si, 0.1-0.5 wt % of Cu, 0.02-0.4 wt % of Cr, and 0.1-0.6 wt % of Mn, and Al and inevitable impurities as the remainder.
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公开(公告)号:US10132371B2
公开(公告)日:2018-11-20
申请号:US15399316
申请日:2017-01-05
Applicant: Shimano Inc.
Inventor: Masanori Taniguchi , Toru Iwai
IPC: F16D65/02 , F16D65/12 , F16D65/78 , F16D65/847
Abstract: A bicycle disc brake rotor that further increases heat dissipation has a rotation axis. The bicycle disc brake rotor includes at east one outer circumferential portion, which includes at least one brake surface, and first and second inner circumferential parts, which are coupled to the outer circumferential portion. Each of the first and second inner circumferential parts is at least partially located radially inward from the outer circumferential portion with respect to the rotation axis. The first and second inner circumferential parts are arranged to form a gap in between in an axial direction that extends parallel to the rotation axis. At least one of the first and second inner circumferential parts includes at least one cooling enhancement section. The cooling enhancement section includes at least one opening that is in communication with the gap.
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公开(公告)号:US09638277B2
公开(公告)日:2017-05-02
申请号:US14822182
申请日:2015-08-10
Applicant: Shimano Inc.
Inventor: Toru Iwai , Makoto Souwa
CPC classification number: F16D65/847 , B62L1/005 , F16D65/12 , F16D65/123 , F16D65/128 , F16D2055/0004 , F16D2065/1316 , F16D2065/132 , F16D2065/1332 , F16D2200/0017 , F16D2200/003
Abstract: A bicycle disc brake rotor is provided that has a center rotational axis, and basically includes an outer portion and a cooling fin. The outer portion includes a first braking part defining a first braking surface and a second braking part defining a second braking surface. The first and second braking surfaces face in opposite axial directions. The cooling fin includes an inner portion radially offset from the first and second braking surfaces. The cooling fin further includes an attachment portion extending outwardly from the inner portion and sandwiched between the first and second braking parts. The first and second braking parts are separate and distinct individual parts from each other and from the cooling fin.
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公开(公告)号:US09555855B2
公开(公告)日:2017-01-31
申请号:US14199057
申请日:2014-03-06
Applicant: Shimano Inc.
Inventor: Toru Iwai , Toyoshi Yoshida
CPC classification number: B62M9/105
Abstract: A bicycle sprocket includes a sprocket body and a plurality of sprocket teeth. The sprocket teeth extend radially outwardly from an outer periphery of the sprocket body. The sprocket body includes a first layered member, a second layered member and a third layered member. The first layered member has a first axial surface and a second axial surface. The second layered member is attached to the first axial surface such that the first and second layered members overlap each other in an axial direction as viewed parallel to a rotational axis. The third layered member is attached to the second axial surface such that the first and third layered members overlap each other in the axial direction as viewed parallel to the rotational axis. At least one of the second and third layered members has at least one concavo-convex portion.
Abstract translation: 自行车链轮包括链轮主体和多个链轮齿。 链轮齿从链轮主体的外周径向向外延伸。 链轮体包括第一层状构件,第二层叠构件和第三层叠构件。 第一层状构件具有第一轴向表面和第二轴向表面。 第二层状构件附接到第一轴向表面,使得第一和第二层状构件在平行于旋转轴线观察的轴向上彼此重叠。 第三层状构件附接到第二轴向表面,使得第一和第三层状构件在平行于旋转轴线观察的轴向方向上彼此重叠。 第二和第三层状构件中的至少一个具有至少一个凹凸部。
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公开(公告)号:US10252570B2
公开(公告)日:2019-04-09
申请号:US15466456
申请日:2017-03-22
Applicant: Shimano Inc.
Inventor: Toru Iwai , Yoshikazu Kashimoto
Abstract: A bicycle rim basically includes a first annular side surface portion, a second annular side surface portion, an annular connecting portion and an outermost layer. The first annular side surface portion includes a first braking surface. The second annular side surface portion includes a second braking surface. The epoxy resin layer is an example of a nonmetallic layer. The annular connecting portion connects the first and second annular side surface portions. The soft additive granules are disposed in at least one of the first and second annular side surface portions. The epoxy resin layer is disposed in at least one of the first and second annular side surface portions. The soft additive granules are at least partially embedded in the epoxy resin layer. The outermost layer covers the epoxy resin layer and the soft additive granules.
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公开(公告)号:US09926992B2
公开(公告)日:2018-03-27
申请号:US14990551
申请日:2016-01-07
Applicant: Shimano Inc.
Inventor: Toru Iwai , Makoto Souwa , Yoshikazu Kashimoto
IPC: F16D65/84 , F16D65/097 , F16D65/00 , F16D55/18 , F16D55/228 , F16D65/092 , F16D65/78
CPC classification number: F16D65/0979 , F16D55/18 , F16D55/228 , F16D65/0068 , F16D65/092 , F16D2065/789
Abstract: A disc brake caliper is basically provided with a caliper housing, a brake pad and an intermediate member. The caliper housing defines a slot that is configured to receive a brake rotor. The brake pad is disposed in the slot. The intermediate member is disposed between the caliper housing and the brake pad.
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公开(公告)号:US20180031061A1
公开(公告)日:2018-02-01
申请号:US15221454
申请日:2016-07-27
Applicant: Shimano Inc.
Inventor: Takeshi Oi , Masanori Taniguchi , Toru Iwai , Masahiro Nakakura , Noriko Masuta , Yusuke Hosomi
IPC: F16D65/12
CPC classification number: F16D65/127 , F16D2065/132 , F16D2200/0017 , F16D2200/0026 , F16D2200/003
Abstract: A bicycle disc brake rotor, having a rotational center axis, comprises an outer portion having plural layers including first and second braking surfaces in opposite axial directions. The plural layers include a first layer made of a copper or a copper alloy.
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公开(公告)号:US09829085B2
公开(公告)日:2017-11-28
申请号:US14140848
申请日:2013-12-26
Applicant: Shimano Inc.
Inventor: Toru Iwai , Makoto Souwa , Tetsu Nonoshita , Toyoshi Yoshida
CPC classification number: F16H55/303 , B62M9/10
Abstract: A bicycle sprocket includes a sprocket body, and a plurality of sprocket teeth. At least one of the sprocket teeth includes a first layered member, a second layered member and a third layered member. The first layered member has a first axial surface and a second axial surface. The second layered member is attached to the first axial surface such that the first and second layered members overlap each other in an axial direction as viewed parallel to a rotational axis of the sprocket body. The third layered member is attached to the second axial surface such that the first and third layered members overlap each other in the axial direction as viewed parallel to the rotational axis of the sprocket body. The first layered member has a specific gravity that is less than those of the second layered member and the third layered member.
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公开(公告)号:US09718305B2
公开(公告)日:2017-08-01
申请号:US14686702
申请日:2015-04-14
Applicant: Shimano Inc.
Inventor: Yoshikazu Kashimoto , Toru Iwai
CPC classification number: B60B21/08 , B60B5/02 , B60B21/025 , B60B2360/34 , B60B2900/111 , B60B2900/321 , B60Y2200/13 , Y02T10/86
Abstract: A bicycle rim is basically provided with a first annular side wall, a second annular side wall and an annular bridge. The first annular side wall includes a first braking contact portion. The second annular side wall includes a second braking contact portion. The annular bridge extends between the first and second annular side walls. At least one of the first and second braking contact portions has a plurality of soft additives at least partially embedded in a non-metallic layer.
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公开(公告)号:US09487263B2
公开(公告)日:2016-11-08
申请号:US13972467
申请日:2013-08-21
Applicant: Shimano Inc.
Inventor: Toru Iwai , Takashi Fujitani
IPC: B62L1/00 , F16D65/092 , F16D65/847 , F16D65/78
CPC classification number: B62L1/00 , F16D65/092 , F16D65/847 , F16D2065/789
Abstract: A bicycle brake pad includes a cooling plate and a friction plate. The cooling plate has a first surface and a second surface. The cooling plate includes a pad supporting section and a heat dissipation section. The friction pad is connected to the pad supporting section of the cooling plate.
Abstract translation: 自行车刹车片包括冷却板和摩擦板。 冷却板具有第一表面和第二表面。 冷却板包括垫支撑部和散热部。 摩擦垫连接到冷却板的垫支撑部分。
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