Patent ID: 11938767
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 46:
47. The trailer coupling mechanism of claim 46, wherein:
said height adjustment assembly further includes a first pin and a second pin;
said first frame structure includes a first aperture adapted to receive said first pin and a second aperture adapted to receive said second pin;
said second frame structure includes a set of sidewalls disposed on opposite sides of said first frame structure, each of said sidewalls including a vertical column of apertures and a vertical channel extending parallel with respect to said vertical column of apertures, said vertical column of said apertures being adapted to receive said first pin and said channel being adapted to receive said second pin;
said set of sidewalls includes a first sidewall and a second sidewall;
said first sidewall further includes a stow position aperture vertically aligned with said channel of said first sidewall;
said second sidewall further includes a stow position aperture vertically aligned with said channel of said second sidewall;
said stow position aperture of first sidewall is coaxially aligned with said stow position aperture of said second sidewall; and
said first pin is configured to simultaneously engage said stow position aperture of said first sidewall and said stow position aperture of said second sidewall.