Vehicle body frame structure and manufacturing method of same
AssigneeSuzuki Kabushiki Kaisha
InventorsKeiichiro Ishii, Takuji Nozue, Hiroto Yao, Eizo Aoki, Naoyuki Hamada, Tomoyuki Mizuno, Hirofumi Takeda
Life of this patent
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Abstract
A vehicle such as straddle type suitable for running on a rough has a front wheel, which is steered, disposed in front of a vehicle body frame and a rear wheel disposed to the rear side thereof. Such vehicle is provided with a vehicle body frame structure which comprises a front frame unit, a center frame unit, and a rear frame unit. These front and center and rear frame units are first assembled individually as a unit and then coupled together integrally as a vehicle body frame structure.
Claims11
A frame structure of a body of a vehicle in which a front wheel, which is steered, is disposed in front of a vehicle body frame and a rear wheel disposed to the rear side thereof, an engine is arranged between the front and rear wheels, and a rider's seat is disposed at a rear upper portion of the vehicle body frame, said vehicle body frame structure comprising:
- a front frame unit provided with a support member for a front wheel suspension device and a support member for a steering shaft;
- a center frame unit provided with a support member for a rear wheel suspension device and an engine mounting member;
- and
- a rear frame unit supporting the rider's seat,
- said front, center and rear frame units being assembled respectively individually and then coupled together integrally.
A method of manufacturing a body frame structure of a vehicle in which a front wheel, which is steered, is arranged in front of a vehicle body frame, a rear wheel is arranged on a rear side of the vehicle body frame, an engine is arranged between the front and rear wheels, and a rider's seat is disposed at a rear upper portion of the vehicle body frame, the manufacturing method comprising the steps of:
- preparing a front frame unit provided with a support member of a front wheel suspension device and a support member of a steering shaft, a center frame unit provided with an engine mounting member and a rear frame unit supporting the rider's seat, said front, center and rear frame units being assembled independently;
- and
- coupling integrally said front, center and rear frame units after being assembled independently.
Dependencies are inferred from the claim text.