us It consists of a stud screwed to the wash-board behind the Fras. 18 and 19. detached from the glass all round; a small piece of glass door and tipped- with a hollow elastic rubber ball or cushion, tubing is introduced for an inch or two into the neck of the against which the door swings when… … When any spoke is in a horizontal position, the weight, D, in wall, from the concussion or from the striking of a key which it, falls down, and pulls the weighted arm, A, of the then That is, the repulsion is twice through N in the same time may be left in the lock of the door. vertical spoke…
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