BODY FRAME OF MOTORCYCLE AND METHOD FOR MANUFACTURING THE BODY FRAME

The body frame has a head pipe 2 supporting a steering shaft, a main frame 3 extended rearward of a vehicle body from the head pipe 2, and a down frame 5 extended downward of the vehicle body from the head pipe 2, wherein the down frame 5 includes a front down frame member 70 forming at least a fron...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	HIRAYAMA SEIJI
Format:	Patent
Sprache:	eng
Schlagworte:	CYCLE AXLE SUSPENSIONS CYCLE FRAMES CYCLE SIDE-CARS, FORECARS, OR THE LIKE CYCLE STEERING DEVICES CYCLES GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS PERFORMING OPERATIONS RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FORCYCLES TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING
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Beschreibung
Zusammenfassung:	The body frame has a head pipe 2 supporting a steering shaft, a main frame 3 extended rearward of a vehicle body from the head pipe 2, and a down frame 5 extended downward of the vehicle body from the head pipe 2, wherein the down frame 5 includes a front down frame member 70 forming at least a front portion of the down frame 5, and a rear down frame member 80 forming at least part of a rear portion of the down frame 5, which are joined. The rear down frame member 80 integrally has an arm 85 supporting the main frame 3 and a gusset 83 reinforcing a joined portion of the main frame 3 to the head pipe 2.