Patent ID: 8863331

Claim:
A height adjustable emergency roll-in cot comprising: a cot support frame comprising having a leading end, a trailing end, and a pair of opposing side frame members disposed between the leading and trailing ends; a pair of wheeled front legs slidingly coupled to the cot support frame via a slideable front transverse support member, and a pair of wheeled back legs slidingly coupled to the support frame via a slideable back transverse support member, wherein the slideable front transverse support member, the slideable back transverse support member, or both include a pair of locking pins, and a long ratchet bar and a short ratchet bar connected and parallel to one another, wherein the short ratchet bar and the long ratchet bar define different shaped slot profiles from each other such that when the slots of the long ratchet bar and the slots of the short ratchet bar are configured to engage the respective locking pins, the long ratchet bar engages its respective locking pin before the short ratchet bar.