the driving short of that required by contract. The contract calls a manner that when the latter is depressed the switch pulley. This power may be utilized in any desired way, for 9,000 horse power. The indicator cards, as com- is set for the side track. The other extremity of the puted, it is… … guides its movement along the fixed section. Itis also WOLFE’S AUTOMATIC RAILROAD SWITCH. provided near its center with a cam-shaped rabbet for and may be transmitted to shore by shafting or ropes a purpose presently to be described. At the end of the which is mounted in suitable bearings. A lever…
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