GB719399A - Improvements in or relating to measuring or indicating instruments - Google Patents

Improvements in or relating to measuring or indicating instruments

Info

Publication number
GB719399A
GB719399A GB2962651A GB2962651A GB719399A GB 719399 A GB719399 A GB 719399A GB 2962651 A GB2962651 A GB 2962651A GB 2962651 A GB2962651 A GB 2962651A GB 719399 A GB719399 A GB 719399A
Authority
GB
United Kingdom
Prior art keywords
measuring
relating
indicating
dial
dec
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
GB2962651A
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.)
JAMES NORMAN BOWTELL
General Electric Co PLC
Original Assignee
JAMES NORMAN BOWTELL
General Electric Co PLC
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 JAMES NORMAN BOWTELL, General Electric Co PLC filed Critical JAMES NORMAN BOWTELL
Priority to GB2962651A priority Critical patent/GB719399A/en
Publication of GB719399A publication Critical patent/GB719399A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Measuring Devices (AREA)

Abstract

719,399. Indicating-apparatus. GENERAL ELECTRIC CO., Ltd., BOWTELL, J. N., and McKEAG, A. H. Dec. 18, 1952 [Dec. 18, 1951], No. 29626/51. Class 106 (4). [Also in Group XL(a)] The transparent cover 7, 12 of an instrument panel contains an electro-luminescent device 9. 10, 11 (see Group XL(a)) which faces and illuminates the measuring or indicating parts of the instrument to make them readable in the dark. The background of the dial is made non-reflecting ; the markings 6 and the dial 4 being of reflecting material, e.g. of white on a matt black background.
GB2962651A 1951-12-18 1951-12-18 Improvements in or relating to measuring or indicating instruments Expired GB719399A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2962651A GB719399A (en) 1951-12-18 1951-12-18 Improvements in or relating to measuring or indicating instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2962651A GB719399A (en) 1951-12-18 1951-12-18 Improvements in or relating to measuring or indicating instruments

Publications (1)

Publication Number Publication Date
GB719399A true GB719399A (en) 1954-12-01

Family

ID=10294532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2962651A Expired GB719399A (en) 1951-12-18 1951-12-18 Improvements in or relating to measuring or indicating instruments

Country Status (1)

Country Link
GB (1) GB719399A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6152066A (en) * 1994-08-12 2000-11-28 Moto-Meter Gmbh Display instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6152066A (en) * 1994-08-12 2000-11-28 Moto-Meter Gmbh Display instrument

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