JPS6282891U

JPS6282891U -

Info

Publication number: JPS6282891U
Application number: JP17577285U
Authority: JP
Priority date: 1985-11-15
Filing date: 1985-11-15
Publication date: 1987-05-27

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例である自転車用フレ
ームの組みつけ前の状態をあらわした分解側面図
、第２図はヘツドパイプ、ハンガーパイプ、シー
トパイプの組みつけ状態をあらわした要部拡大縦
断面図である。１……ヘツドパイプ、２……ヘツド上ラグ、３
……ヘツド下ラグ、４，６，１１，１４，１７，
２１，２４，２６，２９，３１，３９，４２……
接続用ステム、５，７，１２，１５，１８，２２
，２７，３０，３２，４０，４３……接続部、５
ａ，７ａ，１２ａ，１５ａ，１８ａ，２２ａ，２
７ａ，３０ａ，３２ａ，４０ａ，４３ａ……凹溝
、８……ハンガーラグ、１９……シートラグ、２
８……バツクエンド、３３……上パイプ、３４…
…下パイプ、３５……立パイプ、３６……バツク
ホーク、３７……チエーンステー、３８……ホー
ク肩、４４……接続パイプ、４５……前ホーク足
。 Figure 1 is an exploded side view of a bicycle frame according to an embodiment of the present invention, showing the state before assembly. Figure 2 is an enlarged longitudinal cross-section of the main parts showing the assembled state of the head pipe, hanger pipe, and seat pipe. It is a front view. 1...Head pipe, 2...Head top lug, 3
...Head lower lugs, 4, 6, 11, 14, 17,
21, 24, 26, 29, 31, 39, 42...
Connection stem, 5, 7, 12, 15, 18, 22
, 27, 30, 32, 40, 43... Connection part, 5
a, 7a, 12a, 15a, 18a, 22a, 2
7a, 30a, 32a, 40a, 43a... Concave groove, 8... Hanger lug, 19... Seat lug, 2
8...Back end, 33...Upper pipe, 34...
...lower pipe, 35...vertical pipe, 36...back hawk, 37...chain stay, 38...hawk shoulder, 44...connecting pipe, 45...front hawk leg.

Claims

[Scope of utility model registration request]

A head lug that has a connecting stem that has one end fixed to the upper head lug and a lower head lug, a hanger lug that has a connecting stem that has one end fixed to the lower pipe side and the vertical pipe side, and a seat lug that has an upper pipe side and a lower seat lug. It consists of a seat lug having a connecting stem with one end fixed to the pipe side, and an upper pipe, a lower pipe, and a vertical pipe for integrally assembling the head pipe, hanger lug, and seat lug, and the head pipe and hanger A concave groove that continues for at least one round in the circumferential direction is formed at the connecting portion of each connecting stem of the lug and the seat lug, and an adhesive is interposed in the concave groove to connect the upper pipe, the lower pipe, and the vertical pipe. A bicycle frame characterized in that a head drag, a hanger lug, and a seat lug are integrally assembled with each other by adhesively bonding them to a pipe.