Rotatable shaft position indicator

F - Mech Eng,Light,Heat,Weapons – 16 – K

Patent

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Details

F16K 37/00 (2006.01)

Patent

CA 2698282

In some embodiments, a rotary shaft position indicating and display apparatus (10) for use with a device having a rotatable shaft may include one or more of the following features: (a) a housing having a base (18) with a cover (20) secured to said base and defining a hollow sealed chamber (22), (b) an actuator shaft (24) journaled for rotation in said base and extending through said base into said sealed chamber, (c) at least one electromechanical actuating element (32) mounted on said actuator shaft, (d) a frusto-conical member (41) having graphics information representative of said actuator shaft position viewable through a window area, (e) said cover (20)' having a frusto-conical base (102), (f ) female threads (108) on the interior of the frusto-conical base (102), and (g) male threads (106) on the base housing (18) to accept the female threads on the interior of the frusto-conical base.

Cette invention se rapporte à un appareil d'indication et d'affichage de position d'un arbre rotatif à utiliser avec un dispositif comportant un arbre rotatif. Cet appareil peut, dans certains modes de réalisation, comprendre un ou plusieurs des éléments suivants : (a) un boîtier comportant une base sur laquelle est fixé un couvercle et définissant une chambre étanche creuse, (b) un arbre d'actionneur monté pour tourner dans ladite base et s'étendant à travers ladite base dans ladite chambre étanche, (c) au moins un élément d'actionnement électromécanique monté sur ledit arbre d'actionneur, (d) un élément tronconique comportant des informations graphiques représentatives de la position dudit arbre d'actionneur visibles à travers une zone de fenêtre, (e) ledit couvercle comportant une base tronconique, (f) des filets femelles sur l'intérieur de la base tronconique, et (g) des filets mâles sur le boîtier à base pour accepter les filets femelles sur l'intérieur de la base tronconique.

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