US1250780A - Automatic railway signaling train control or the like. - Google Patents

Automatic railway signaling train control or the like. Download PDF

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Publication number
US1250780A
US1250780A US11382216A US11382216A US1250780A US 1250780 A US1250780 A US 1250780A US 11382216 A US11382216 A US 11382216A US 11382216 A US11382216 A US 11382216A US 1250780 A US1250780 A US 1250780A
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US
United States
Prior art keywords
train control
railway signaling
automatic railway
signaling train
automatic
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US11382216A
Inventor
Walter Harrison Biddle
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US11382216A priority Critical patent/US1250780A/en
Application granted granted Critical
Publication of US1250780A publication Critical patent/US1250780A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
    • B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
    • B61L3/04—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling mechanically

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
US11382216A 1916-08-08 1916-08-08 Automatic railway signaling train control or the like. Expired - Lifetime US1250780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US11382216A US1250780A (en) 1916-08-08 1916-08-08 Automatic railway signaling train control or the like.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11382216A US1250780A (en) 1916-08-08 1916-08-08 Automatic railway signaling train control or the like.

Publications (1)

Publication Number Publication Date
US1250780A true US1250780A (en) 1917-12-18

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ID=3318506

Family Applications (1)

Application Number Title Priority Date Filing Date
US11382216A Expired - Lifetime US1250780A (en) 1916-08-08 1916-08-08 Automatic railway signaling train control or the like.

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US (1) US1250780A (en)

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