Patent ID: 7823677

Claim:
A motorcycle including a vehicle body, a main frame extending rearwardly from a front portion of said vehicle body, a seat extending rearwardly from a substantially central portion of said vehicle body for providing seating for an occupant, a trunk provided on a rear side of said seat for storing luggage, and a backrest mounted to a front wall of said trunk for supporting a back of said occupant, wherein a rear frame for supporting said trunk is detachably mounted to said main frame, and said rear frame extends to a position below said seat wherein said main frame includes a left frame and a right frame extending rearwardly from a head pipe, left and right pivot plates mounted on a rear end of the left and right main frames, and left and right seat rails extending obliquely upwardly from an upper portion of the left and right pivot plates, said left frame, right frame and head pipe and said left pivot plate, right pivot plate, left seat rail and right seat rail being joined together by welding cast parts, wherein the seat includes a front seat and a rear seat, said front seat being secured to said left and right seat rails, said rear seat being secured to the rear frame, and wherein the rear frame is secured to a rear portion of said left and right seat rails for enabling a path of transmission of vibrations to said rear seat to be distinct from a path of transmission of vibrations to said front seat.