Fill valve

Details Fill valve Fill valve

E - Fixed Constructions

21

B

E21B 21/10 (2006.01)

Patent

CA 2172627

A fill valve (102) comprises a tubular housing (105) which accommodates a valve member (109) which is biased toward a closed position by a light spring (112). The valve member (109) comprises a head (110) and a tubular position (111A) which is provided with large windows (111B and 111C). When the fill valve is open cement flows freely through the stem (111) of the fill valve (102) and out of the windows (111B, 111C).

Une vanne de remplissage (102) comprend un boîtier tubulaire (105) renfermant un élément (109) de vanne poussé en position fermée par un ressort léger (112). L'élément (109) de vanne comporte une tête (110) et une partie tubulaire (111A) dotée de grandes fenêtres (111B, 111C). Quand la vanne de remplissage est ouverte, le ciment s'écoule librement par la tige (111) de la vanne (102) et hors des fenêtres (111B, 111C).

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