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GB398893A - Improvements relating to electrically actuated indicating devices - Google Patents

Improvements relating to electrically actuated indicating devices

Info

Publication number
GB398893A
GB398893A GB880932A GB880932A GB398893A GB 398893 A GB398893 A GB 398893A GB 880932 A GB880932 A GB 880932A GB 880932 A GB880932 A GB 880932A GB 398893 A GB398893 A GB 398893A
Authority
GB
United Kingdom
Prior art keywords
electrically actuated
improvements relating
indicating devices
road
actuated indicating
Prior art date
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
Application number
GB880932A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SYKES W R INTERLOCKING SIGNAL
Original Assignee
SYKES W R INTERLOCKING SIGNAL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SYKES W R INTERLOCKING SIGNAL filed Critical SYKES W R INTERLOCKING SIGNAL
Priority to GB880932A priority Critical patent/GB398893A/en
Publication of GB398893A publication Critical patent/GB398893A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/06—Indicating or recording the setting of track apparatus, e.g. of points, of signals
    • B61L25/08—Diagrammatic displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Road Signs Or Road Markings (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

398,893. Two-position indicators. HENDERSON, J. H., 24, Ribblesdale Road, Streatham, and SYKES INTERLOCKING SIGNAL CO., Ltd., W. R., 26, Voltaire Road, Clapham, both in London. March 24, 1932, No. 8809. [Class 40 (i).] An electric indicator comprises a cylinder 12 with the two halves of its surface differently coloured and with its spindle 11 actuated by a toothed sector 9 fixed to the small air-gap armature 6 of a twocore electromagnet 5. The indicator unit is mounted in a frame. 1 for ready attachment to a panel 2 formed with apertures through which the cylinders 12 project.
GB880932A 1932-03-24 1932-03-24 Improvements relating to electrically actuated indicating devices Expired GB398893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB880932A GB398893A (en) 1932-03-24 1932-03-24 Improvements relating to electrically actuated indicating devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB880932A GB398893A (en) 1932-03-24 1932-03-24 Improvements relating to electrically actuated indicating devices

Publications (1)

Publication Number Publication Date
GB398893A true GB398893A (en) 1933-09-25

Family

ID=9859644

Family Applications (1)

Application Number Title Priority Date Filing Date
GB880932A Expired GB398893A (en) 1932-03-24 1932-03-24 Improvements relating to electrically actuated indicating devices

Country Status (1)

Country Link
GB (1) GB398893A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750134C (en) * 1939-07-09 1944-12-16 Electromagnetically operated display device
US3109168A (en) * 1959-07-01 1963-10-29 Gen Signal Corp Changeable indicators for display devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750134C (en) * 1939-07-09 1944-12-16 Electromagnetically operated display device
US3109168A (en) * 1959-07-01 1963-10-29 Gen Signal Corp Changeable indicators for display devices

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