E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
E06B 3/12 (2006.01)
Patent
CA 2568322
A gate apparatus comprising a first frame, a second frame and a plurality of rails, wherein each of the first and second frames comprises a vertical post and a plurality of cross-bars, and wherein the cross-bars of the first frame increase in length from the top cross-bar to the bottom cross-bar, and the difference in length between each cross-bar and the one below it is at least egual to the width of each rail, and wherein the cross-bars of the second frame increase in length from the bottom cross-bar to the top cross-bar, and the difference in length between each cross-bar and the one above it is at least egual to the width of each rail. The gate apparatus includes a means for attaching the rails to the cross-bars that allows the rails to pivot vertically. A wheel is attached to the vertical post of the second frame.
La présente invention concerne dispositif de grille comprenant un premier cadre, un second cadre et une pluralité de rails, chacun des cadres comprenant un poteau vertical et une pluralité de croisillons, les croisillons du premier cadre augmentant en longueur du haut des croisillons au bas des croisillons et la différence longueur entre chaque croisillon et celui du dessous est au moins égale à la largeur de chaque rail et, les croisillons du second cadre augmentant en longueur du bas des croisillons au haut des croisillons et la différence de longueur entre chaque croisillon et celui du dessus est au moins égal à la largeur de chaque rail. Ce dispositif de grille comprend un organe de fixation des rails aux croisillons qui permet à ces rails de pivoter verticalement. Une roue est fixée au poteau vertical du second cadre.
Clark Wilson Llp
Ec Ranch
LandOfFree
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