JPS60160292U - bicycle freewheel - Google Patents

bicycle freewheel

Info

Publication number
JPS60160292U
JPS60160292U JP1984048718U JP4871884U JPS60160292U JP S60160292 U JPS60160292 U JP S60160292U JP 1984048718 U JP1984048718 U JP 1984048718U JP 4871884 U JP4871884 U JP 4871884U JP S60160292 U JPS60160292 U JP S60160292U
Authority
JP
Japan
Prior art keywords
cylinder
driving cylinder
driven
driving
freewheel
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
JP1984048718U
Other languages
Japanese (ja)
Other versions
JPH0139674Y2 (en
Inventor
正士 長野
Original Assignee
株式会社シマノ
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 株式会社シマノ filed Critical 株式会社シマノ
Priority to JP1984048718U priority Critical patent/JPS60160292U/en
Priority to FR8406419A priority patent/FR2544817B1/en
Publication of JPS60160292U publication Critical patent/JPS60160292U/en
Priority to US06/820,595 priority patent/US4674617A/en
Application granted granted Critical
Publication of JPH0139674Y2 publication Critical patent/JPH0139674Y2/ja
Granted legal-status Critical Current

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Landscapes

  • General Details Of Gearings (AREA)
  • Gears, Cams (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 drawings]

図面は本発明の実施例を示すもので、第１図は自転車の
後ハブと組合わせた状態を示す説明図、第２図は駆動筒
の一部断面正面図、第３図は第２図の右側面図で、一方
向回転伝動機構との関係を示す説明図、第４図は一方向
回転伝動機構のラチェット及び爪と、給油通路の内方開
口との関係を示す説明図である。 １・・・従動筒、２，３・・・軸受、４・・・駆動筒、
５・・・一方向回転伝動機構、６・・・スプロケット組
立体、６１〜６５・・・スプロケット、訃・・閉鎖空間
、９・・・給油通路。 ｊ）Ｉｆ／Ｉ＃４ ．　　　　　　　Ｊ／ 　　　　１ １ ７１′Ｘ １１／　ｆ　ｊｌ／The drawings show an embodiment of the present invention, and FIG. 1 is an explanatory diagram showing a state in which it is combined with the rear hub of a bicycle, FIG. 2 is a partially sectional front view of the drive cylinder, and FIG. FIG. 4 is a right side view showing the relationship with the one-way rotation transmission mechanism, and FIG. 4 is an explanatory view showing the relationship between the ratchet and pawl of the one-way rotation transmission mechanism and the inner opening of the oil supply passage. 1... Driven tube, 2, 3... Bearing, 4... Drive tube,
5... One-way rotation transmission mechanism, 6... Sprocket assembly, 61-65... Sprocket, End... Closed space, 9... Oil supply passage. j) If/I#4. J/ 1 1 71'X 11/ f jl/

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 駆動筒と従動筒及び複数枚のスプロケットを備え、ねじ
手段により前記駆動筒に着脱可能に取付けるスプロケッ
ト組立体とから成り、前記駆動筒を１対の軸受を介して
前記従動筒に回転自由に支持し、前記駆動筒と従動筒と
の間に一方向回転伝動機構を設けたフリーホイルであっ
て、前記駆動筒に、一端が、該駆動筒と従動筒との間で
、かつ、前記軸受間に形成される環状の閉鎖空間に開口
し、他端が前記駆動筒における前記スプロケット組立体
の取付部位に、外部に開口する給油通路を設けて、前記
駆動筒に取付ける前記スプロケット組立体により、前記
給油通路を閉鎖するごとくしたことを特徴とする自転車
用フリーホイル。A sprocket assembly comprising a driving cylinder, a driven cylinder, and a plurality of sprockets, and is removably attached to the driving cylinder by screw means, and the driving cylinder is rotatably supported by the driven cylinder via a pair of bearings. The freewheel is provided with a one-way rotation transmission mechanism between the driving cylinder and the driven cylinder, and the driving cylinder has one end located between the driving cylinder and the driven cylinder and between the bearings. A refueling passage is provided, the other end of which opens into an annular closed space formed in the drive cylinder, and whose other end opens to the outside at a mounting portion of the sprocket assembly in the drive cylinder. A bicycle freewheel characterized by closing off a refueling passage.
JP1984048718U 1983-04-25 1984-04-02 bicycle freewheel Granted JPS60160292U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1984048718U JPS60160292U (en) 1984-04-02 1984-04-02 bicycle freewheel
FR8406419A FR2544817B1 (en) 1983-04-25 1984-04-24 FREE WHEEL FOR A BICYCLE
US06/820,595 US4674617A (en) 1983-04-25 1986-01-21 Freewheel for a bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984048718U JPS60160292U (en) 1984-04-02 1984-04-02 bicycle freewheel

Publications (2)

Publication Number Publication Date
JPS60160292U true JPS60160292U (en) 1985-10-24
JPH0139674Y2 JPH0139674Y2 (en) 1989-11-28

Family

ID=30565238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984048718U Granted JPS60160292U (en) 1983-04-25 1984-04-02 bicycle freewheel

Country Status (1)

Country Link
JP (1) JPS60160292U (en)

Also Published As

Publication number Publication date
JPH0139674Y2 (en) 1989-11-28

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