JPH01145910U - - Google Patents

Info

Publication number
JPH01145910U
JPH01145910U JP4240488U JP4240488U JPH01145910U JP H01145910 U JPH01145910 U JP H01145910U JP 4240488 U JP4240488 U JP 4240488U JP 4240488 U JP4240488 U JP 4240488U JP H01145910 U JPH01145910 U JP H01145910U
Authority
JP
Japan
Prior art keywords
rolling bearing
crank
bearing
oil supply
supply passage
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.)
Pending
Application number
JP4240488U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP4240488U priority Critical patent/JPH01145910U/ja
Publication of JPH01145910U publication Critical patent/JPH01145910U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/44—Needle bearings
    • F16C19/46—Needle bearings with one row or needles
    • F16C19/466—Needle bearings with one row or needles comprising needle rollers and an outer ring, i.e. subunit without inner ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6674—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to the amount supplied, e.g. gaps to restrict flow of the liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C9/00—Bearings for crankshafts or connecting-rods; Attachment of connecting-rods
    • F16C9/04—Connecting-rod bearings; Attachments thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Description

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

第１図は本考案に係る潤滑装置の第１実施例を
示す断面図、第２図Ａは本考案の第２実施例を示
す要部側面図、同図Ｂは第２実施例の要部正面図
、第３図Ａは本考案の第３実施例を示す要部側面
図、同図Ｂは第３実施例の要部正面図である。 １……バルクヘツド、７……第１ニードルベア
リング（第１ころがり軸受）、８……クランク軸
、９……クランクジヤーナル、１０……クランク
アーム、１１……クランクピン、１２……コンロ
ツド、１６……第２ニードルベアリング（第２こ
ろがり軸受）、１７……油供給通路、１７ａ……
下流端、２０……連通路。 Fig. 1 is a sectional view showing a first embodiment of the lubricating device according to the present invention, Fig. 2A is a side view of the main part showing the second embodiment of the invention, and Fig. 2B is a main part of the second embodiment. 3A is a side view of a main part showing a third embodiment of the present invention, and FIG. 3B is a front view of a main part of the third embodiment. DESCRIPTION OF SYMBOLS 1... Bulkhead, 7... First needle bearing (first rolling bearing), 8... Crank shaft, 9... Crank journal, 10... Crank arm, 11... Crank pin, 12... Conrod, 16... ...Second needle bearing (second rolling bearing), 17...Oil supply passage, 17a...
Downstream end, 20... communication path.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] クランク軸のクランクジヤーナルを軸受する第
１ころがり軸受と、クランクピンとコンロツドと
の間に介装された第２ころがり軸受とに対する潤
滑装置であつて、上記クランクジヤーナルの主軸
受を構成するシリンダブロツクのバルクヘツド内
に、下流端が上記第１ころがり軸受に臨む油供給
通路を形成すると共に、上記クランクジヤーナル
とクランクピンとの間に有するクランクアームに
、上記油供給通路と第２ころがり軸受とを第１こ
ろがり軸受を介して連通する連通路を形成したこ
とを特徴とする内燃機関の潤滑装置。 A lubricating device for a first rolling bearing bearing a crank journal of a crankshaft and a second rolling bearing interposed between a crank pin and a connecting rod, which lubricates a bulk head of a cylinder block constituting the main bearing of the crank journal. an oil supply passage whose downstream end faces the first rolling bearing; the oil supply passage and a second rolling bearing are connected to the crank arm between the crank journal and the crank pin; A lubricating device for an internal combustion engine, characterized in that a communication path is formed that communicates through the.
JP4240488U 1988-03-30 1988-03-30 Pending JPH01145910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4240488U JPH01145910U (en) 1988-03-30 1988-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4240488U JPH01145910U (en) 1988-03-30 1988-03-30

Publications (1)

Publication Number Publication Date
JPH01145910U true JPH01145910U (en) 1989-10-06

Family

ID=31268813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4240488U Pending JPH01145910U (en) 1988-03-30 1988-03-30

Country Status (1)

Country Link
JP (1) JPH01145910U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011096140A1 (en) * 2010-02-05 2011-08-11 Ntn株式会社 Engine lubrication device
JP2016098862A (en) * 2014-11-18 2016-05-30 愛知製鋼株式会社 Crank shaft

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011096140A1 (en) * 2010-02-05 2011-08-11 Ntn株式会社 Engine lubrication device
JP2011163146A (en) * 2010-02-05 2011-08-25 Ntn Corp Engine lubricating device
CN102741510A (en) * 2010-02-05 2012-10-17 Ntn株式会社 Engine lubrication device
JP2016098862A (en) * 2014-11-18 2016-05-30 愛知製鋼株式会社 Crank shaft

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