JPS59183556U - engine crankshaft structure - Google Patents

engine crankshaft structure

Info

Publication number
JPS59183556U
JPS59183556U JP7822983U JP7822983U JPS59183556U JP S59183556 U JPS59183556 U JP S59183556U JP 7822983 U JP7822983 U JP 7822983U JP 7822983 U JP7822983 U JP 7822983U JP S59183556 U JPS59183556 U JP S59183556U
Authority
JP
Japan
Prior art keywords
arms
engine crankshaft
crankshaft structure
counterweight
arm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7822983U
Other languages
Japanese (ja)
Other versions
JPH0416019Y2 (en
Inventor
英二 伊藤
Original Assignee
トヨタ自動車株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP7822983U priority Critical patent/JPS59183556U/en
Publication of JPS59183556U publication Critical patent/JPS59183556U/en
Application granted granted Critical
Publication of JPH0416019Y2 publication Critical patent/JPH0416019Y2/ja
Granted legal-status Critical Current

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Landscapes

  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はクランクシャフトの部分断面概略側面図、第２
図は従来技術に基づくクランクシャフトのジャーナル、
ピン、アーム、カウンタウェイトの配列側面模式図、第
３図は該アームとカウンタウェイトの軸方同視周方向配
列バランス模式図、第４図以下はこの考案の１実施例の
説明図であり、第４図は第３図相当模式図、第５図から
、第１３図は各アームについての断面図であり、第１４
図はクランクシャフトの部分切截拡大側面図である。 ２１．２２，２３．２４・・・ジャーナル、３５・・・
中位アーム、４１．４２，４３．４４．４５゜４６・・
・ピン、３１．３２，３３．３４．３５゜３６．３７，
３８．３９・・・アーム、１・・・クランクシャフト、
６１，６２，６５．６８．６９・・・カウンタウェイト
、７１，７１１．７９・・・バランスマス。Figure 1 is a partial cross-sectional schematic side view of the crankshaft;
The figure shows a crankshaft journal based on conventional technology.
FIG. 3 is a schematic side view of the arrangement of pins, arms, and counterweights; FIG. 3 is a schematic diagram of the axial and circumferential arrangement balance of the arms and counterweights; FIG. Figure 4 is a schematic diagram equivalent to Figure 3, Figures 5 to 13 are cross-sectional views of each arm, and
The figure is a partially cutaway enlarged side view of the crankshaft. 21.22, 23.24... Journal, 35...
Middle arm, 41.42, 43.44.45°46...
・Pin, 31.32, 33.34.35°36.37,
38.39...Arm, 1...Crankshaft,
61,62,65.68.69...Counterweight, 71,711.79...Balance mass.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 前端ジャーナルと終端ジャーナル間の中位アームに対し
その前後に複数のピンとジャーナルを各々アームを介し
て連結し該アームにはカウンタウェイトが設けられてい
るエンジンクランクシャフト構造において、上記中位ア
ームの前後の複数のアームの少くとも前後各１つが該中
位アームに対し軸方向対称にカウンタウェイトを備えて
おらず、最前端と最終端のアームのカウンタウェイトに
該カウンタウェイトより大比重の別体バラン、スマスを
軸方向外側に突出させて付設されであることを特徴とす
るエンジンクランクシャフト構造。In an engine crankshaft structure in which a plurality of pins and journals are connected to the front and rear of an intermediate arm between a front end journal and a terminal end journal via arms, and a counterweight is provided on the arm, the front and rear of the intermediate arm is At least one of the front and rear arms of the plurality of arms does not have a counterweight in axial symmetry with respect to the middle arm, and the counterweights of the frontmost and final arms are provided with separate balances having a higher specific gravity than the counterweight. , an engine crankshaft structure characterized in that the mass is attached so as to protrude outward in the axial direction.
JP7822983U 1983-05-26 1983-05-26 engine crankshaft structure Granted JPS59183556U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7822983U JPS59183556U (en) 1983-05-26 1983-05-26 engine crankshaft structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7822983U JPS59183556U (en) 1983-05-26 1983-05-26 engine crankshaft structure

Publications (2)

Publication Number Publication Date
JPS59183556U true JPS59183556U (en) 1984-12-06
JPH0416019Y2 JPH0416019Y2 (en) 1992-04-10

Family

ID=30208232

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7822983U Granted JPS59183556U (en) 1983-05-26 1983-05-26 engine crankshaft structure

Country Status (1)

Country Link
JP (1) JPS59183556U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010060014A (en) * 2008-09-02 2010-03-18 Honda Motor Co Ltd Crank shaft and engine with the same
JP2015010642A (en) * 2013-06-27 2015-01-19 新日鐵住金株式会社 Crank shaft of reciprocating engine
JP2016040483A (en) * 2014-08-12 2016-03-24 新日鐵住金株式会社 Crank shaft of reciprocal engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632340A (en) * 1949-04-07 1953-03-24 Gen Motors Corp V-6 engine
JPS4812028U (en) * 1971-06-22 1973-02-10

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4812028B1 (en) * 1969-10-27 1973-04-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632340A (en) * 1949-04-07 1953-03-24 Gen Motors Corp V-6 engine
JPS4812028U (en) * 1971-06-22 1973-02-10

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010060014A (en) * 2008-09-02 2010-03-18 Honda Motor Co Ltd Crank shaft and engine with the same
JP2015010642A (en) * 2013-06-27 2015-01-19 新日鐵住金株式会社 Crank shaft of reciprocating engine
JP2016040483A (en) * 2014-08-12 2016-03-24 新日鐵住金株式会社 Crank shaft of reciprocal engine

Also Published As

Publication number Publication date
JPH0416019Y2 (en) 1992-04-10

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