F - Mech Eng,Light,Heat,Weapons – 15 – B
Patent
F - Mech Eng,Light,Heat,Weapons
15
B
F15B 15/20 (2006.01) F15B 15/14 (2006.01) F15B 15/22 (2006.01) F16F 9/49 (2006.01)
Patent
CA 2433827
A bidirectional self contained end-of stroke snubbing device (20) includes a housing (21), a rod (22) movable relative to the housing, a single fluid- filled variable- volume chamber (23) communicating with a fluid sump (24) through an orifice (65), and a lost-motion mechanism for selectively reducing the volume of the chamber proximate either end of the stroke of the rod-like member. The mechanism will force fluid from the chamber through the orifice to decelerate and cushion movement of the rod-like member relative to the housing proximate either end of its stroke.
L'invention porte sur un amortisseur hydraulique autonome bidirectionnel à fin de course (20) qui comprend un boîtier (21), une tige (22) amovible par rapport au boîtier, une chambre monofluide à volume variable (23) qui communique avec un bac à fluide (24) à travers un orifice (65) et un mécanisme de déplacement à vide pour réduire sélectivement le volume de la chambre vers la fin de course de la tige dans l'un ou l'autre des sens. Le mécanisme forcera le fluide qui passe de la chambre à l'orifice à décélérer et à amortir le mouvement de la tige par rapport au boîtier vers la fin de course dans l'un ou l'autre des sens.
Moog Inc.
Smart & Biggar
LandOfFree
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