GB797500A - Flexible hose - Google Patents

Flexible hose

Info

Publication number
GB797500A
GB797500A GB2522055A GB2522055A GB797500A GB 797500 A GB797500 A GB 797500A GB 2522055 A GB2522055 A GB 2522055A GB 2522055 A GB2522055 A GB 2522055A GB 797500 A GB797500 A GB 797500A
Authority
GB
United Kingdom
Prior art keywords
tube
rubber
wrapping
lamina
conductors
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
GB2522055A
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.)
DAVID CHARLES LAMBERT LOVELL
DENYS THOMAS GLOVER
Dunlop Rubber Co Ltd
Normalair Ltd
Original Assignee
DAVID CHARLES LAMBERT LOVELL
DENYS THOMAS GLOVER
Dunlop Rubber Co Ltd
Normalair Ltd
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 DAVID CHARLES LAMBERT LOVELL, DENYS THOMAS GLOVER, Dunlop Rubber Co Ltd, Normalair Ltd filed Critical DAVID CHARLES LAMBERT LOVELL
Priority to GB2522055A priority Critical patent/GB797500A/en
Publication of GB797500A publication Critical patent/GB797500A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00Hoses, i.e. flexible pipes
    • F16L11/04Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
    • F16L11/118Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
    • F16L11/1185Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting electrically conducting

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials For Medical Uses (AREA)

Abstract

797,500. Flexible hoses. DUNLOP RUBBER CO., Ltd., HOULTRAM, H., WOODWARD, J. H., EVANS, C. W., NORMALAIR, Ltd., GLOVER, D. T., and LOVELL, D. C. L. Aug. 29, 1956 [Sept. 2, 1955], No. 25220/55. Class 99(2). A flexible air-tight tube for use with respiratory equipment comprises conductors 5 ... 9 circumferentially spaced within its walls, projecting beyond its ends and having flexible cores of, e.g., nylon of 20-30 lbs. breaking strain, wrapped with copper tinsel strips and cotton covered. Two of the conductors may be screened by copper tinsel braid. The tube is built up on a mandrel by applying a rubber impregnated fabric strip 1, rubber coated both sides, to form a lining tube over which is laid a wire helix 2 which is covered by a lamina 3 similar to 1. A rayon filler cord 4 is run between the interstices of the wire helix to corrugate the lamina 3, and the assembly is consolidated by wrapping and partial vulcanization, after which the wrapping is removed and the conductors are placed on the tube and helically wound at a greater pitch than the wire helix and the tube completed by a further covering 10 similar to laminae 1, 3. A further similar lamina 11 is optional, and the assembled tube is again wrapped with fine linen string and an outer cover and consolidated by complete vulcanization after which the outer cover is removed then the string and inner fine linen wrapping leaving the tube to be removed from the mandrel. In a modification, the tube can be waterproofed by adding a rubber covering. Specification 797,499 is referred to.
GB2522055A 1955-09-02 1955-09-02 Flexible hose Expired GB797500A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2522055A GB797500A (en) 1955-09-02 1955-09-02 Flexible hose

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2522055A GB797500A (en) 1955-09-02 1955-09-02 Flexible hose

Publications (1)

Publication Number Publication Date
GB797500A true GB797500A (en) 1958-07-02

Family

ID=10224154

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2522055A Expired GB797500A (en) 1955-09-02 1955-09-02 Flexible hose

Country Status (1)

Country Link
GB (1) GB797500A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3211599A (en) * 1961-02-15 1965-10-12 Electrolux Corp Method of making a vacuum cleaner hose
US3211823A (en) * 1961-02-15 1965-10-12 Electrolux Corp Vacuum cleaner hose
US3300571A (en) * 1965-05-18 1967-01-24 Electrolux Corp Vacuum cleaner hose having electrical conductors
DE2534839A1 (en) * 1975-08-05 1977-02-24 Continental Gummi Werke Ag FLEXIBLE HOSE
GB2173274A (en) * 1985-04-04 1986-10-08 Boc Group Plc Delivery hose for medical humidifier
US4808767A (en) * 1986-12-16 1989-02-28 Giuseppe Colbachini Flexible hose assembly for diving suits
CN112092411A (en) * 2020-07-31 2020-12-18 北京卫星制造厂有限公司 Forming tool and method for small-caliber long-size non-uniform-thickness thin rectangular pipe fitting

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3211599A (en) * 1961-02-15 1965-10-12 Electrolux Corp Method of making a vacuum cleaner hose
US3211823A (en) * 1961-02-15 1965-10-12 Electrolux Corp Vacuum cleaner hose
US3300571A (en) * 1965-05-18 1967-01-24 Electrolux Corp Vacuum cleaner hose having electrical conductors
DE2534839A1 (en) * 1975-08-05 1977-02-24 Continental Gummi Werke Ag FLEXIBLE HOSE
GB2173274A (en) * 1985-04-04 1986-10-08 Boc Group Plc Delivery hose for medical humidifier
US4808767A (en) * 1986-12-16 1989-02-28 Giuseppe Colbachini Flexible hose assembly for diving suits
CN112092411A (en) * 2020-07-31 2020-12-18 北京卫星制造厂有限公司 Forming tool and method for small-caliber long-size non-uniform-thickness thin rectangular pipe fitting
CN112092411B (en) * 2020-07-31 2022-03-04 北京卫星制造厂有限公司 Forming tool and method for small-caliber long-size non-uniform-thickness thin rectangular pipe fitting

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