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公开(公告)号：JP5293840B2
公开(公告)日：2013-09-18
申请号：JP2011553195
申请日：2011-08-04
Applicant: トヨタ自動車株式会社
CPC classification number: F16H48/40 , B23K2201/008 , B32B7/04 , B32B15/01 , F16H48/38 , F16H2048/382 , F16H2048/385 , Y10T29/49968 , Y10T74/2186 , Y10T428/12451
Abstract: Letting the direction in which a first member (10) and a second member (12) are arranged be a first direction and a direction orthogonal to the first direction be a second direction, this welding structure has: a pressure fit part (26); a first hollow part (32); a second hollow part (34); a first weld bead (20) formed between an end, which is on a joining part of the first member (10) and the second member (12) on one side in the second direction, and the first hollow part (32) by welding the first member (10) and second member (12) in a state in which the outside and the second hollow part (32) are linked; a second weld bead (22) formed between an end, which is on a joining part of the first member (10) and the second member (12) on the other side in the second direction, and the second hollow part (34); and a cutout groove (42) linking the first hollow part (32) and the second hollow part (34).
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公开(公告)号：JPWO2011089706A1
公开(公告)日：2013-05-20
申请号：JP2010543324
申请日：2010-01-22
Applicant: トヨタ自動車株式会社
CPC classification number: B23K26/28 , B23K26/16 , B23K33/006 , B23K2201/008 , F16H55/17 , F16H2048/382 , F16H2048/385 , Y10T403/477
Abstract: 本願は、溶接強度および溶接品質の向上を図ることができる溶接構造および溶接方法を提供すること、を課題とする。そこで、本発明の一態様は、第1部材と第2部材とを溶接により接合する溶接構造において、前記第1部材は、前記第2部材と接合される第2部材接合部を備え、前記第2部材は、前記第1部材と接合される第1部材接合部を備え、前記第1部材と前記第2部材とが配列された方向を第1方向とし、前記第1方向に交わる方向を第2方向とするときに、前記第1部材接合部と前記第2部材接合部の間に設けられた空洞部と、前記第1部材接合部と前記第2部材接合部とが接合される接合面における前記第2方向の両端部と前記空洞部との間に設けられた溶接部とを有すること、を特徴とする。
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公开(公告)号：JP2006266495A
公开(公告)日：2006-10-05
申请号：JP2005323730
申请日：2005-11-08
Applicant: Toyota Motor Corp , トヨタ自動車株式会社
Inventor： IWATA SHIGETSUGU , MIYASAKA KENJI , HOJO KATSUYUKI , NISHIDA YUICHI , MIZOGUCHI HIROSHI , KATO NAOKI , GOSHIMA HIROYOSHI
IPC: F16H55/14
CPC classification number: F16H55/14 , B23K26/38 , B23K26/384 , B23K2201/008 , B23P15/14 , Y10T29/49462 , Y10T74/19907
Abstract: PROBLEM TO BE SOLVED: To provide a power transmitting device capable of inhibiting deformation in machining. SOLUTION: A spiral gear 10 as a rotating member comprises a disc portion 12 extended to a radial outer side from a boss portion 11, and a through-hole 122 as a slit-shaped hole is formed on the disc portion 12 by laser beam machining. COPYRIGHT: (C)2007,JPO&INPIT
Abstract translation: 要解决的问题：提供能够抑制加工变形的动力传递装置。 解决方案：作为旋转构件的螺旋齿轮10包括从凸台部分11延伸到径向外侧的盘部分12，并且在盘部分12上形成有作为狭缝形孔的通孔122，通孔122由 激光束加工。 版权所有（C）2007，JPO＆INPIT
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公开(公告)号：JP3479668B2
公开(公告)日：2003-12-15
申请号：JP28198199
申请日：1999-10-01
Applicant: 株式会社小松製作所
Inventor： 昌春 天野
IPC: E02F9/02 , B23K9/00 , B23K9/04 , B62D55/125
CPC classification number: B62D55/125 , B23K9/046 , B23K2201/006 , B23K2201/008
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公开(公告)号：JPWO2012137342A1
公开(公告)日：2014-07-28
申请号：JP2012527545
申请日：2011-04-08
Applicant: トヨタ自動車株式会社 , アイシン精機株式会社
CPC classification number: B23K26/30 , B23K26/0626 , B23K26/24 , B23K26/28 , B23K31/003 , B23K33/006 , B23K2201/008 , F16H55/17
Abstract: 本願発明の両側溶接方法は、製品精度を向上させることを目的とするものであり、接合対象である第1部材と第2部材とが突き合わされた接合部について、その接合部を挟んだ一方側から行う第1溶接と、その第1溶接とは逆の他方側から行う第2溶接とによって両側から溶接する場合に、前記第1溶接の後に行う前記第2溶接は、目標とする歪量の溶接歪が生じるように、前記接合部への入熱量を調整する熱量調整を行うようにしたものである。
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Patent Agency Ranking
公开(公告)号：JP5466297B2
公开(公告)日：2014-04-09
申请号：JP2012527545
申请日：2011-04-08
Applicant: トヨタ自動車株式会社 , アイシン精機株式会社
CPC classification number: B23K26/30 , B23K26/0626 , B23K26/24 , B23K26/28 , B23K31/003 , B23K33/006 , B23K2201/008 , F16H55/17
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公开(公告)号：JP5363422B2
公开(公告)日：2013-12-11
申请号：JP2010126236
申请日：2010-06-01
Applicant: トヨタ自動車株式会社 , サンコール株式会社
CPC classification number: F02N11/00 , B23K9/028 , B23K26/28 , B23K2201/008 , F02N11/0822 , F02N15/006 , F02N15/067 , F16H55/17 , Y10T74/137
Abstract: A vehicular starter ring gear in the form of an annular member which has external teeth and which is welded at a plurality of positions to a disc member rotated with an engine, such that the vehicular starter ring gear is fitted on an outer circumferential surface of the disc member, so that the vehicular starter ring gear is rotated to start the engine, by a starter motor having a pinion gear engageable with the external teeth, includes: a thermal resistor portion provided in a radial portion between an inner circumferential surface and peak surfaces of the external teeth, and radially outwardly of at least welding portions bridging the vehicular starter ring gear and the disc member, the thermal resistor portion restraining conduction of a heat generated during an operation to form the welding portions, to the external teeth.
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公开(公告)号：JP5359813B2
公开(公告)日：2013-12-04
申请号：JP2009266864
申请日：2009-11-24
Applicant: トヨタ自動車株式会社
IPC: F16H57/037 , F16H48/40 , F16H57/02 , F16H57/038 , F16H57/039
CPC classification number: F16H48/08 , B23K26/282 , B23K2201/006 , B23K2201/008 , F16H2048/382 , F16H2048/385
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公开(公告)号：JP5333459B2
公开(公告)日：2013-11-06
申请号：JP2010543324
申请日：2010-01-22
Applicant: トヨタ自動車株式会社
CPC classification number: B23K26/28 , B23K26/16 , B23K33/006 , B23K2201/008 , F16H55/17 , F16H2048/382 , F16H2048/385 , Y10T403/477
Abstract: Disclosed are a welded structure and a welding method which make it possible to improve welding strength and welding quality. A welded structure in which a first member and a second member are joined by means of welding, wherein the first member comprises a second-member joining part which is joined to the second member, and the second member comprises a first-member joining part which is joined to the first member. If the direction in which the first member and the second member are arranged is the first direction, and the direction intersecting the first direction is the second direction, the welded structure comprises a cavity part which is provided between the first-member joining part and the second-member joining part, and a welded part which is provided between the cavity part and both end parts in the second direction of the joining surface where the first-member joining part and the second-member joining part are joined.
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公开(公告)号：JP5040096B2
公开(公告)日：2012-10-03
申请号：JP2005323730
申请日：2005-11-08
Applicant: トヨタ自動車株式会社
IPC: F16H55/14
CPC classification number: F16H55/14 , B23K26/38 , B23K26/384 , B23K2201/008 , B23P15/14 , Y10T29/49462 , Y10T74/19907
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