TH52680B - Frame structure for motorcycle - Google Patents

Abstract

DC60 (07/06/59) To provide a frame structure for a motorcycle which allows the structure of the component parts of this motorcycle to be simplified and thus achieve cost reduction. The frame structure for the motorcycle includes a head tube, a pair of left and right main frame sections that extend downward in the rear direction of the vehicle body from the head tube, a sub-tube that is connected to the rear end of each pair of left and right main frames and extends vertically from the rear end of each main frame, and a pivot plate arranged in front of the sub-tube. The pivot plate supports the rear fork. The sub-tube has a circular cross-section. Edit Abstract of Invention 7/6/2016 To provide a frame structure for a motorcycle which allows the structure of the component parts of this motorcycle to be simplified and thus achieve cost reduction. The frame structure for a motorcycle includes a head tube, a pair of left and right main frame sections that extend downward in the rear direction of the vehicle body from the head tube, a sub-tube that is connected to the rear end of each pair of left and right main frames and extends vertically from the rear end of each The rear of each main frame, and the pivot plate is positioned towards the front of the sub-tube. The pivot plate supports the rear fork. This sub-tube has a circular cross-section. ---------------------------------------------------------------------------------------------------------------------------------------------------------

Claims (7)

Disclaimer (all) which will not appear on the advertisement page: edit 7/6/2016 1. Frame structure for the locomotive (10), which consists of: section pipe (14); A pair of main frames (16) left and right that protrude towards the bottom in the rear direction of the hull. Vehicles from the header pipe (14); The sub-pipe (20) that has been connected to the rear end of the main frame pair (16) left and right each and extends vertically from the rear end of each main frame (16); Pivot plate (22) arranged forward of sub-pipe (20), plate for pivot point (22) supporting the rear caliper (36) swinging back and forth; Upper sub-pipe (24) connecting the upper end of a pair of sub-tubes (20) left and right; Rear shock support (40) rear shock support (38) aligned Placed at the transverse tube on sub (24); The main transverse tube (26) connecting the pairs of main frames (16) left and right; And the central transverse tube (28), one piece connecting the main transverse tube (26) and the upper sub transverse tube (24). 2. Motorcycle frame structure (10) according to claim 1, where the center cross tube (28) and rear shock support (40) are positioned. At the center in the direction of the wide side of the vehicle 3. Motorcycle frame structure (10) according to claim 1 or 2, where sub-tube (20) supports the brake pedal (86). 4.Motorcycle frame structure (10) according to one of Clause 1 to 3, where the sub-tube (20) supports the master cylinder assembly (88). 5. Motorcycle frame structure (10), in accordance with one of Clause 1 to 4, which includes the following: sub-cross-pipe (34) connecting the lower end of a pair of sub-tubes (20) Left and right, where this sub transverse tube (34) is positioned on the bottom of the drive chain's oscillation range (62). 6. Motorcycle frame structure (10), in accordance with one of Clause 1 to 5, which consists of the following: Horizontal engine (42) placed on the bottom of the main frame (16 ) 7. Motorcycle Frame Structure (10) According to one of Claims 1 to 6, where this frame structure is shared on off-road motorcycles. -------------------------------------------------- -------------------------------------------------- -------------------------------------------------- ---