Patient transport system

A wheelchair convertible into a gurney patient transport system, comprising:

• a main frame having a back portion, a seat portion and a leg portion, said back portion pivotally connected to said seat portion and said seat portion pivotally connected to said leg portion, said seat portion having a front portion and a rear portion, wherein said back portion is positioned adjacent said rear portion and said leg portion is positioned adjacent said front portion;
• a back support attached to said back portion;
• a seat support attached to said seat portion;
• a leg support attached to said leg portion;
• a supplemental rear frame pivotally secured to said rear frame;
• a plurality of wheels secured to said seat portion;
• a plurality of wheels secured to said supplemental frame;
• a guide rod having two ends, wherein one end attaches to said supplemental rear frame and the other end extends toward said leg portion;
• a guide attached to said seat portion, said guide rod slidably passing through said guide, said guide positioned between the two ends of said guide rod, whereby, when said main frame is in a first position, said back portion, said seat portion and said leg portion are arranged so that portions of said back support and said leg support are arranged in separate planes;
• and when main frame is in a second position by pivoting said back portion in a downwardly direction and pivoting said leg portion in an upwardly direction, portions of said back support, said seat support and said leg support are in a gurney position;
• and
• means for moving a patient from a bed to a gurney.

A wheelchair convertible into a gurney, comprising:

• a main frame, having a back portion, a seat portion and a leg portion, said back portion pivotally connected to said seat portion and said seat portion pivotally connected to said leg portion, said seat portion having a front portion and a rear portion, wherein said back portion is positioned adjacent said rear portion and said leg portion is positioned adjacent said front portion;
• a back support attached to said back portion;
• a seat support attached to said seat portion;
• a leg support attached to said leg portion;
• a rear frame pivotally secured to said back portion;
• a supplemental rear frame pivotally secured to said rear frame;
• a linkage arm having two ends, one of said ends pivotally connected to said leg portion and the other of said ends pivotally secured to said rear frame;
• a lug having two ends, one end of said lug pivotally secured to said rear frame and a second end rigidly attached to said supplemental rear frame wherein said rear frame is longitudinally spaced from said supplemental rear frame;
• a plurality of front wheels secured to said seat portion;
• a plurality of rear wheels secured to said supplemental frame;
• a longitudinally-extending guide rod having two ends, wherein one end attaches to said supplemental rear frame and the other end extends toward said leg portion;
• a guide attached to said seat portion, said guide rod slidably passing through said guide, said guide positioned between the two ends of said guide rod, whereby, when said main frame is in a first position, said back portion, said seat portion and said leg portion are arranged so that portions of said back support, said seat support and said leg support are arranged in separate planes, and when main frame is in a second position, portions of said back support, said seat support and said leg support are in a gurney position;
• and
• a releasable lock secured to the main frame to maintain the position of the main frame in either the first position or the second position, wherein said rear wheels are adapted to move in a longitudinal direction away from said front wheels when said wheelchair convertible into a gurney is converted from the first position to the second position.

A wheelchair convertible into a gurney, comprising:

• a main frame, having a back portion, a seat portion and a leg portion, said back portion pivotally connected to said seat portion and said seat portion pivotally connected to said leg portion, said seat portion having a front portion and a rear portion, wherein said back portion is positioned adjacent said rear portion and said leg portion is positioned adjacent said front portion;
• a back support attached to said back portion;
• a seat support attached to said seat portion;
• a leg support attached to said leg portion;
• a rear frame pivotally secured to said back portion;
• a supplemental rear frame pivotally secured to said rear frame;
• a plurality of front wheels secured to said seat portion;
• a plurality of rear wheels secured to said supplemental frame;
• a longitudinally extending guide rod having two ends, said guide rod coupled to said supplemental rear frame and said seat portion;
• and
• whereby, when said main frame is in a first position, said back portion, said seat portion and said leg portion are arranged so that portions of said back support, said seat support and said leg support are arranged in separate planes, and when said main frame is in a second position by pivoting said back portion in a downwardly direction and pivoting said leg portion in an upwardly direction, portions of said back support, said seat support and said leg support are in a gurney position, said guide rod guiding said supplemental rear frame in a longitudinal direction along a longitudinal axis relative to said seat portion frame during movement of the main frame for said first position to said second position and prevents pivoting of the supplemental rear frame relative to said guide rod.