The Mechanics' Magazine and Journal of Engineering, Agricultural Machinery, Manufactures and Shipbuilding, 94. köideRobertson, Brooman, & Company, 1871 |
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Page 29
sents the shell of the valve , B is the valve nut through which the stem , C is the valve stem passes and by which the position of the valve is regulated , D is a stuffing box around the valve stem , E is the hand wheel for turning the ...
sents the shell of the valve , B is the valve nut through which the stem , C is the valve stem passes and by which the position of the valve is regulated , D is a stuffing box around the valve stem , E is the hand wheel for turning the ...
Page 223
... valve moving on two pivots beneath a zine hopper , which contains the earth . The valve is so arranged as to form a measure , and receives a certain quantity of earth , which is cut off and thrown on to a movable shoot hung at the lower ...
... valve moving on two pivots beneath a zine hopper , which contains the earth . The valve is so arranged as to form a measure , and receives a certain quantity of earth , which is cut off and thrown on to a movable shoot hung at the lower ...
Page 395
... valve of the ball or other suitable shape of surface upon the block or lowest valve , seating which valve is weighted by a dead or pendulous weight to the pressure required on the top of this valve which forms the seat for another , a ...
... valve of the ball or other suitable shape of surface upon the block or lowest valve , seating which valve is weighted by a dead or pendulous weight to the pressure required on the top of this valve which forms the seat for another , a ...
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