GB331376A - Improvements in the insulation of electric cables - Google Patents

Improvements in the insulation of electric cables

Info

Publication number
GB331376A
GB331376A GB1890129A GB1890129A GB331376A GB 331376 A GB331376 A GB 331376A GB 1890129 A GB1890129 A GB 1890129A GB 1890129 A GB1890129 A GB 1890129A GB 331376 A GB331376 A GB 331376A
Authority
GB
United Kingdom
Prior art keywords
jute
paper
cable
wrapped
sheath
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
GB1890129A
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.)
ALFRED ELLIS HUGHES
LIVERPOOL ELECTRIC CABLE COMPA
Original Assignee
ALFRED ELLIS HUGHES
LIVERPOOL ELECTRIC CABLE COMPA
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 ALFRED ELLIS HUGHES, LIVERPOOL ELECTRIC CABLE COMPA filed Critical ALFRED ELLIS HUGHES
Priority to GB1890129A priority Critical patent/GB331376A/en
Publication of GB331376A publication Critical patent/GB331376A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/02—Disposition of insulation
    • H01B7/0241—Disposition of insulation comprising one or more helical wrapped layers of insulation

Landscapes

  • Insulated Conductors (AREA)

Abstract

331,376. Hughes, A. E., and Liverpool Electric Cable Co., Ltd. June 19, 1929. Insulating coverings for cables and conductors; cables, arrangement and disposition of parts of. - An electric cable comprises a conductor wrapped with paper or jute impregna,ted with oil, resin, or wax and covered by a tape of cellulose ester or ether, the core so formed being sheathed with rubber or bitumen which is vulcanized. Fibrous braiding, metallic armouring or preserving compound may be added. In the construction shown in Fig. 1, a conductor 1 with an impregnated paper or jute cover 2 is wrapped with cellulose ester tape 3 which is lapped round the paper 2. A vulcanized sheath 4 of rubber or bitumen completes the cable. Fig. 3 shows a twin-core cable comprising conductors 1 with individual paper insulation 2 and a common paper wrapping 2<a> and is surrounded by a rubber sheath 4. Fabric tape 5, applied over the sheath 4, is wrapped with jute 6 on which beds armour 7, 8. A jute serving 9 completes the cable. Specification 321,830 is referred to.
GB1890129A 1929-06-19 1929-06-19 Improvements in the insulation of electric cables Expired GB331376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1890129A GB331376A (en) 1929-06-19 1929-06-19 Improvements in the insulation of electric cables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1890129A GB331376A (en) 1929-06-19 1929-06-19 Improvements in the insulation of electric cables

Publications (1)

Publication Number Publication Date
GB331376A true GB331376A (en) 1930-07-03

Family

ID=10120346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1890129A Expired GB331376A (en) 1929-06-19 1929-06-19 Improvements in the insulation of electric cables

Country Status (1)

Country Link
GB (1) GB331376A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402789A (en) * 1981-09-18 1983-09-06 Northern Telecom Limited Method of coating an insulated electrical conductor
CN104123984A (en) * 2014-06-15 2014-10-29 成都棕通石油配件有限公司 Cable for petroleum platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402789A (en) * 1981-09-18 1983-09-06 Northern Telecom Limited Method of coating an insulated electrical conductor
CN104123984A (en) * 2014-06-15 2014-10-29 成都棕通石油配件有限公司 Cable for petroleum platform

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