GB816858A - An improved visual indicator device - Google Patents

An improved visual indicator device

Info

Publication number
GB816858A
GB816858A GB719255A GB719255A GB816858A GB 816858 A GB816858 A GB 816858A GB 719255 A GB719255 A GB 719255A GB 719255 A GB719255 A GB 719255A GB 816858 A GB816858 A GB 816858A
Authority
GB
United Kingdom
Prior art keywords
frame
panels
strips
indicator
panel
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
GB719255A
Inventor
Richard Habbijam Taylor
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
Filing date
Publication date
Application filed by National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of GB816858A publication Critical patent/GB816858A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09D—RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS
    • G09D1/00—Railway or like time or fare tables; Indicating or reading aids therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

816,858. Signs. NATIONAL RESEARCH DEVELOPMENT CORPORATION. June 8, 1956 [March 11, 1955; Sept. 15, 1955], Nos. 7192/55 and 26420/55. Class 3(2) An indicator comprises a frame 2 having opposed channels for slidably receiving a number of perforated panels 1 removably carrying channel-shaped members 14 which in turn slidably receive perforated strips 16 removably carrying indicating pegs 17. A number of units 14, 16 may be carried by a like device of larger dimensions (see Figs. 6 and 7, not shown). The indicator is provided with panels 22, 23 which stand proud of the frame 2 in order to permit movement of the panels 1, the panel 23 being hinged to the frame 2 and the panel 22 being fixed thereto or slidably mounted thereon. The indicator is also provided with movable pointers. 31, U-shaped pegs for joining strips 15. together and leaf-springs for locating the strips in position when they are adapted to slide vertically.
GB719255A 1955-03-11 An improved visual indicator device Expired GB816858A (en)

Publications (1)

Publication Number Publication Date
GB816858A true GB816858A (en) 1959-07-22

Family

ID=1628895

Family Applications (1)

Application Number Title Priority Date Filing Date
GB719255A Expired GB816858A (en) 1955-03-11 An improved visual indicator device

Country Status (1)

Country Link
GB (1) GB816858A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034474A (en) * 1960-01-14 1962-05-15 Wassell Organization Inc Control board panel
GB2344447A (en) * 1998-12-02 2000-06-07 Michael John Provost Selector apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034474A (en) * 1960-01-14 1962-05-15 Wassell Organization Inc Control board panel
GB2344447A (en) * 1998-12-02 2000-06-07 Michael John Provost Selector apparatus

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