E - Fixed Constructions – 02 – B
Patent
E - Fixed Constructions
02
B
E02B 13/00 (2006.01) E02B 7/26 (2006.01) E02B 7/44 (2006.01)
Patent
CA 2096269
An irrigation water control gate for controlling the amount of water delivered downstream. The gate includes a frame and a pair of panels in the frame hingedly connected at adjoining horizontal side edges and forming a wedge shape extending upstream. The upper panel forms the crest of the gate which is raised or lowered on cables. Water level sensing means positioned above the crest for movement with the crest activates control means and cable driving means to move the crest so that water flowing over the crest is maintained at a constant depth.
de régulation des eaux d'irrigation à laisser s'écouler en aval. La vanne comprend un cadre renfermant deux panneaux montés sur charnières sur les rives latérales horizontales adjacentes et qui forment un profil en coin se prolongeant vers l'amont. Le panneau supérieur constitue le sommet de la vanne et il est abaissé ou relevé au moyen de câbles. Des dispositifs détecteurs de niveau d'eau placés au-dessus du sommet et se déplaçant avec celui-ci actionnent les dispositifs de régulation et les dispositifs de commande de câbles afin de déplacer le sommet de façon à ce que la quantité d'eau qui s'écoule par-dessus demeure constante.
Board Of Directors Of The St. Mary River Irrigation District (th
Shapiro Cohen
LandOfFree
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