Collapsible camping trailer

Claim 1

A collapsible camping trailer body for a wheeled trailer frame comprising: (a) a lower box portion including a floor, two upstanding side walls, and two upstanding end walls, said walls being rigidly connected to said floor, (b) outer wall members hingedly connected to the top edges of each of said side walls along substantially the entire length thereof, (c) each of said outer wall members comprising a first panel joining the side wall at the hinge connection, a second panel fixed at substantially a right angle to said first panel, a pair of end panels rigidly secured to said first and second panels at the ends thereof and at right angles to each of said first and second panels, and a third panel hingedly connected to the upper longitudinal edge of said second panel, (d) a roof member of substantially the same length and width dimensions as said lower box portion said roof member including a substantially planar panel serving as the outer roof of said camping trailer both in expanded and collapsed positions, (e) the upper edge of said third panel being hingedly connected to said roof member along said edge, (f) triangular filler panels hingedly connected to each of the end edges of said third panels, (g) said outer wall members forming extension rooms wherein said first panel comprises the bottom, said second panel comprises a wall, and said third panel comprises a sloping roof, and said end panels and filler panels comprise front and rear walls of said extension rooms when opened, (h) front and rear trailer end walls hingedly connected to said roof member, (i) jack means for raising and lowering said roof member and thereby opening or collapsing said extension rooms and whereby said roof may be raised from a first, closed position to a second fully elevated position when said extension rooms are partially opened to a third partially elevated position when said extension rooms are fully opened, (j) said first panels forming vertical side walls, said second panels and third panels being in face-to-face juxtaposition and said end panels forming front and rear walls when said trailer is collapsed, (k) said front and rear trailer end walls being in face-to-face juxtaposition with said roof when said trailer is collapsed.