. Electric railway journal . Keystone Triangle Arm Electric Service Supplies Co. Manufacturer of Railway Material and Electrical Supplies PHILADELPHIA17th and Cambria Sts. NEW YORK50 Church St. CHICAGOMonadnock Bldg. 12 ELECTRIC RAILWAY JOURNAL [July 1, 1916. Only One Contact with a 70-foot rampis required by the SIMMEN SYSTEM Of Continuous Cab Signals A great many people associate the idea of continuous cab signals with a con-tinuous third rail. We presume that it is but natural to confuse the two fact is that the third-rail equipment for a block consists of only four sectionsof ram
. Electric railway journal . Keystone Triangle Arm Electric Service Supplies Co. Manufacturer of Railway Material and Electrical Supplies PHILADELPHIA17th and Cambria Sts. NEW YORK50 Church St. CHICAGOMonadnock Bldg. 12 ELECTRIC RAILWAY JOURNAL [July 1, 1916. Only One Contact with a 70-foot rampis required by the SIMMEN SYSTEM Of Continuous Cab Signals A great many people associate the idea of continuous cab signals with a con-tinuous third rail. We presume that it is but natural to confuse the two fact is that the third-rail equipment for a block consists of only four sectionsof ramp, each 70 feet long. A west bound train makes contact with a dis-tant rail 2000 feet from the siding and receivesthe dispatchers orders. If a meet is to bemade the cab light changes from green to motorman has ample braking distance, andthe red light continues to burn. He cant missit or misinterpret it. An east bound train also makes contact witha distant and home rail. The inferior traintakes the siding, and when it is in the clear thedispatcher changes the signal in the cab of thesuperior train from red to green. After the superior train has left, the dispatcher reversesthe control lever for that siding, and the infe-rior train then receives
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