Extensible frame structure for trailer type land vehicle

Details Extensible frame structure for trailer type land vehicle Extensible frame structure for trailer type land vehicle

1980-12-15

1982-12-07

Spar, Robert J.

Land vehicles

Wheeled

Extensible

296204, B62D 5306

Patent

active

043623174

ABSTRACT:
Shoes anchored to the webs of the I-beams of a sliding frame slide on the inboard lower flanges of the I-beams of the fixed frame, and a longitudinal rail on each said lower flange prevents lateral disengagement of the shoes therefrom. The I-beams of the two frames have the same height.

REFERENCES:
patent: 2812088 (1957-11-01), Cadillac et al.
patent: 4103931 (1978-08-01), Weiss
patent: 4230334 (1980-10-01), Mabry, Jr.

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