TH41481B - Scooter type vehicles - Google Patents

Abstract

DC60 (03/04/56) Scooter-type vehicles, including a pair of right and left-hand side chassis 13, each of which has a 13a tubular body, which is carried overhang from the section tube. The head 12, which supports the 11 front fork, allows for steering rotation. Which wears the front wheel WF to turn around the axis and the bottom frame 13b extending to the back from the bottom end of the body 13a center frame 14, which is carried down through the near section. Adjacent to the side ribs 13 from the header tube 12 between the two side ribs 13 and the connecting ribs 17 are positioned above the lower ribs 13b to strengthen the midrange 14 and the frame. Both sides 13 The connecting rod 17 has been placed under the footrest floor 26 The scooter-type vehicle is composed of a pair of right and left side chassis 13 with each side frame being There is a 13a casing body, which is carried down from the shank 12, which is attached to the steering wheel, with the front axle 11, which holds the WF front casters, and the extended 13b bottom frame. Towards the rear from the lower end of the plumb frame 13a, the center frame 14, which is carried down through the part closer to the side frame 13 from the casing 12 in between the two side frames 13 and the frame. Connect 17 which is positioned North Under the frame 13b To strengthen the center frame 14 and the two side frames 13, the link 17 has been positioned under the footboard 26.

Claims (10)

1. A scooter consisting of a shaft sleeve (12) which is fitted with a steerable shaft (11) for the attachment of the front wheel (WF); a pair of right and left side frames (13), each side frame having a vertical frame (13a) which is suspended from the shaft sleeve (12) and a lower frame (13b) which extends rearward from the lower end of the vertical frame (13a); a central frame (14) which is suspended through the adjacent side frame (13) from the shaft sleeve (12) between the two side frames (13); and a connecting frame (17) which is positioned above the lower frame (13b) and which provides reinforcement to the central frame (14) and the two side frames (13), with the connecting frame (17) positioned under the footrest (26). 2. A scooter vehicle as per claim 1, in which the central frame (14) is assembled in a rectangular cross-section that is elongated laterally. 3. A scooter vehicle consisting of a shaft sleeve (12) which is fitted with a steerable shaft (11) for the attachment of the front wheel (WF), a pair of right and left side frames (13), each side frame having a vertical frame (13a) suspended from the shaft sleeve (12) and a lower frame (13b) extended rearward from the lower end of the vertical frame (13a), and a connecting frame (17) with a U-shaped section (32) which is assembled to form a U shape as shown in the plan and has its front end closed and its rear end connected to both side frames (13), and a support (33) which connects the section closest to the center across the width of the The front end of the U-shaped section (32) is attached to both side sections (13), with the connecting section (17) positioned above the lower section (13b) of both side sections (13) and underneath the footrest (26). 4. A scooter consisting of a shaft sleeve (12) which is fitted with a steerable shaft (11) for the attachment of the front wheel (WF), a pair of right and left side frame bodies (13), each side frame having a vertical frame (13a) suspended from the shaft sleeve (12) and a lower frame (13b) extended rearward from the lower end of the vertical frame (13a), and a pair of right and left connecting frames (55) whose front ends are attached. The vertical frame (53a) is positioned above the lower frame (53a) of both side frame sections (53), and its rear end is connected to the lower frame (53b), the support leg (56) which connects the lower frame (53b) of both side frame sections (53) together, and the central frame (54) which is suspended down through the section adjacent to the side frame sections (53) from the rod sleeve (12) between the two side frame sections (53), and its lower end is connected to the support leg (56), with the connecting frame (55) positioned beneath the footrest (26). 5. A scooter vehicle as described in claims 1 or 4, which also includes a radiator (37) positioned between the vertical frame sections (13a, 53a) of the two side frame sections (13, 53) and the central frame section (14, 54). 6. A scooter vehicle as per claim 5 in which the top surface of the footrest (26) is positioned below the vertical center of the radiator (37). 7. Any scooter vehicle under any of the claims 1, 3 and 4, where each side frame section (13, 53) is incorporated with a raised frame section (13c, 53c) which is connected to the rear end of the lower frame section (13b, 53b) and raised upwards behind the footrest (26), and where the pivot shaft of the connecting rod mechanism (45, 73) is provided between the power unit (P) and the frame (FA, FB) incorporated with the rod sleeve (12), both side frame sections (13, 53) and the connecting rod section (17, 55) are positioned in front of the rear surface of the raised frame section (13c, 53). 8. A scooter vehicle as described in any of Requisitions 1, 3 and 4, where the power-side pivot axis (49, 77) of the connecting rod mechanism (42, 72), provided between the power unit (P) and the chassis (FA, FB) consisting of the rod sleeve (12), the two side frames (13, 53) and the connecting rods (17, 55), is positioned in an arc of an imaginary circle (C) passing through the center of rotation of the front wheel (WF), centered on the handle (22), which is provided at both ends of the steering lever (21) connected to the front wheel axle (11), as shown in the projections drawn by projecting the vehicle onto a plane perpendicular to the pivot axis of the front wheel (WF). 9. The scooter vehicle in relation to claim 1, which is also comprised of a brace (31), is provided between the sleeve (12) and the main rod (15), which is suspended from the sleeve (12), with the upper end of the vertical body (13a) of each side frame (13) being welded to both the sleeve (12) and the brace (31). 10. A scooter vehicle as described in claim 9 in which the upper part of the mid-frame (14) is connected to the main rod (15).