JPS62127882U - - Google Patents
Info
- Publication number
- JPS62127882U JPS62127882U JP1563086U JP1563086U JPS62127882U JP S62127882 U JPS62127882 U JP S62127882U JP 1563086 U JP1563086 U JP 1563086U JP 1563086 U JP1563086 U JP 1563086U JP S62127882 U JPS62127882 U JP S62127882U
- Authority
- JP
- Japan
- Prior art keywords
- fork
- shaped portion
- tip
- vertical groove
- protruding pieces
- 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
Links
Description
第１図はこの考案の一実施例を示す斜視図、第
２図は第１図の―線に沿う断面図、第３図は
従来の自転車用フレームを示す斜視図、第４図は
従来におけるチエーンステイ座席ステイの接合部
の詳細図である。
５……ペタルのクランク軸取付部、６ａ，６ｂ
……チエーンステイ、８ａ，８ｂ，９ａ，９ｂ…
…突出片、１０ａ，１０ｂ……座席ステイ、１１
ａ，１１ｂ……凸部、なお各図中同一符号は同一
又は相当部分を示す。
Fig. 1 is a perspective view showing an embodiment of this invention, Fig. 2 is a sectional view taken along line - in Fig. 1, Fig. 3 is a perspective view showing a conventional bicycle frame, and Fig. 4 is a conventional bicycle frame. FIG. 3 is a detailed view of the joint of the chain stay seat stay. 5...Petal crankshaft mounting part, 6a, 6b
...Chain stay, 8a, 8b, 9a, 9b...
...Protruding piece, 10a, 10b...Seat stay, 11
a, 11b... Convex portions; the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
に延出形成したチエーンステイの延出端を扁平化
し、この扁平部先端に縦割溝を穿設して該縦割溝
により隔てられた両側突出片からなる叉状部を形
成させ、この叉状部に座席ステイの端部を固定し
た自転車用フレームにおいて、上記チエーンステ
イの叉状部を形成する両側突出片の扁平面にそれ
ぞれ凸部を押出形成し、この一方の突出片の凸部
上に上記座席ステイの先端部を重合して溶着結合
したことを特徴とする自転車用フレーム。 The extending end of the chainstay formed to extend in the axial direction of the rear wheel from the crankshaft attachment part of the pedal is flattened, a vertical groove is bored at the tip of this flat part, and both side protrusions are separated by the vertical groove. In a bicycle frame in which a fork-shaped portion consisting of a piece is formed and an end of a seat stay is fixed to the fork-shaped portion, a convex portion is extruded on the flat surface of each of the protruding pieces on both sides forming the fork-shaped portion of the chain stay. A frame for a bicycle, characterized in that the tip of the seat stay is overlaid and welded onto the convex portion of one of the protruding pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1563086U JPS62127882U (en) | 1986-02-05 | 1986-02-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1563086U JPS62127882U (en) | 1986-02-05 | 1986-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62127882U true JPS62127882U (en) | 1987-08-13 |
Family
ID=30806739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1563086U Pending JPS62127882U (en) | 1986-02-05 | 1986-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62127882U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013248999A (en) * | 2012-06-01 | 2013-12-12 | Bridgestone Cycle Co | Bicycle frame shape |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57138480A (en) * | 1981-02-17 | 1982-08-26 | Suzuki Motor Co | Press frame for autobicycle |
-
1986
- 1986-02-05 JP JP1563086U patent/JPS62127882U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57138480A (en) * | 1981-02-17 | 1982-08-26 | Suzuki Motor Co | Press frame for autobicycle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013248999A (en) * | 2012-06-01 | 2013-12-12 | Bridgestone Cycle Co | Bicycle frame shape |
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