GB797500A - Flexible hose - Google Patents
Flexible hoseInfo
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
- F16L11/118—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
- F16L11/1185—Hoses, 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.
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)
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 |
-
1955
- 1955-09-02 GB GB2522055A patent/GB797500A/en not_active Expired
Cited By (8)
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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