GB1430390A - Detection of breaks in flexible elongate members liquid crystal display devices - Google Patents

Detection of breaks in flexible elongate members liquid crystal display devices

Info

Publication number
GB1430390A
GB1430390A GB3028472A GB3028472A GB1430390A GB 1430390 A GB1430390 A GB 1430390A GB 3028472 A GB3028472 A GB 3028472A GB 3028472 A GB3028472 A GB 3028472A GB 1430390 A GB1430390 A GB 1430390A
Authority
GB
United Kingdom
Prior art keywords
electrode
flexible elongate
breaks
detection
liquid crystal
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
GB3028472A
Other languages
English (en)
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.)
Balfour Beatty PLC
Original Assignee
BICC 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 BICC PLC filed Critical BICC PLC
Priority to GB3028472A priority Critical patent/GB1430390A/en
Priority to DE19732332579 priority patent/DE2332579A1/de
Priority to JP7237873A priority patent/JPS4944791A/ja
Priority to CH946473A priority patent/CH560898A5/xx
Publication of GB1430390A publication Critical patent/GB1430390A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws
    • G01N27/205—Investigating the presence of flaws in insulating materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB3028472A 1972-06-28 1972-06-28 Detection of breaks in flexible elongate members liquid crystal display devices Expired GB1430390A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB3028472A GB1430390A (en) 1972-06-28 1972-06-28 Detection of breaks in flexible elongate members liquid crystal display devices
DE19732332579 DE2332579A1 (de) 1972-06-28 1973-06-27 Verfahren und vorrichtung zum ermitteln von bruchstellen in langgestreckten bauteilen
JP7237873A JPS4944791A (lt) 1972-06-28 1973-06-28
CH946473A CH560898A5 (lt) 1972-06-28 1973-06-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3028472A GB1430390A (en) 1972-06-28 1972-06-28 Detection of breaks in flexible elongate members liquid crystal display devices

Publications (1)

Publication Number Publication Date
GB1430390A true GB1430390A (en) 1976-03-31

Family

ID=10305209

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3028472A Expired GB1430390A (en) 1972-06-28 1972-06-28 Detection of breaks in flexible elongate members liquid crystal display devices

Country Status (4)

Country Link
JP (1) JPS4944791A (lt)
CH (1) CH560898A5 (lt)
DE (1) DE2332579A1 (lt)
GB (1) GB1430390A (lt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61198747A (ja) * 1985-02-28 1986-09-03 Sanken Electric Co Ltd 半導体チツプの製造方法
EP0203207A1 (en) * 1985-05-10 1986-12-03 Ibm Deutschland Gmbh System for testing magnetic head/disk interfaces

Also Published As

Publication number Publication date
DE2332579A1 (de) 1974-01-17
JPS4944791A (lt) 1974-04-27
CH560898A5 (lt) 1975-04-15

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees