Collapsible sled with automatic locking means, and methods of co

Land vehicles – Runner vehicle – Folding

Patent

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Details

280 15, B62B 1316

Patent

active

055538754

ABSTRACT:
A collapsible sled for transporting items having a front section and a rear section pivotally connected to each other so as to be positioned in operable and collapsible positions. The sled includes a runners, each of which includes a V-shaped blade and a pawl and ratchet assembly for automatically locking each runner into an operable position relative to the front and rear sections; a snap lock for locking the front and rear sections into the collapsible position; and a slidable lock for locking the runners to the front and rear sections when the sled is in the collapsible position.

REFERENCES:
patent: 283112 (1883-03-01), McFrisby
patent: 1714902 (1929-05-01), Croswell
patent: 1829957 (1931-11-01), Huntington
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patent: 2673744 (1954-03-01), Johnson
patent: 3580592 (1971-05-01), Schrecengost
patent: 3583722 (1971-06-01), Jacobson
patent: 3912290 (1975-10-01), Rich
patent: 4552371 (1985-11-01), McFrisby
patent: 4561665 (1985-12-01), McFrisby
patent: 5106109 (1992-04-01), Tattersall et al.
patent: 5201536 (1993-04-01), Bono et al.

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