Patent · US Active

Ramp assembly with raised ramp position

US11911321B2 · kind B2 · utility

0Cited by
11References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 2022
Grant dateFeb 27, 2024
Priority date
Expiry dateJul 25, 2042

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60P1/431
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A ramp assembly to accommodate a wheel-chaired passenger to enter or exit a motorized vehicle includes a frame, a ramp movable relative to the frame, a drive block configured to move the ramp relative to the frame, a linkage arm having a first end pivotably coupled to the drive block, a linkage panel pivotably coupled to the linkage arm and a rear end of the ramp, and an upper roller pivotably coupled to the linkage panel for rotation about a pivot axis of the linkage panel to facilitate rotation of the ramp relative to the frame.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.