GB2164876B - Helically wound ducting - Google Patents

Helically wound ducting

Info

Publication number: GB2164876B
Authority: GB; United Kingdom
Prior art keywords: ducting; helically wound; helically; wound; wound ducting
Prior art date: 1984-09-27
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

GB08523793A

Other versions

GB8523793D0 (en

GB2164876A (en

Inventor

Robert Frank Dewin

Mark David Hill

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.)

Smiths Group PLC

Original Assignee

Smiths Group 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.)

1984-09-27

Filing date

1985-09-26

Publication date

1987-07-08

1985-09-26 Application filed by Smiths Group PLC filed Critical Smiths Group PLC

1985-10-30 Publication of GB8523793D0 publication Critical patent/GB8523793D0/en

1986-04-03 Publication of GB2164876A publication Critical patent/GB2164876A/en

1987-07-08 Application granted granted Critical

1987-07-08 Publication of GB2164876B publication Critical patent/GB2164876B/en

Status Expired legal-status Critical Current

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
- F16L11/14—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics
- F16L11/16—Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics wound from profiled strips or bands
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rigid Pipes And Flexible Pipes (AREA)
Duct Arrangements (AREA)

GB08523793A 1984-09-27 1985-09-26 Helically wound ducting Expired GB2164876B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB848424429A GB8424429D0 (en)	1984-09-27	1984-09-27	Ducting

Publications (3)

Publication Number	Publication Date
GB8523793D0 GB8523793D0 (en)	1985-10-30
GB2164876A GB2164876A (en)	1986-04-03
GB2164876B true GB2164876B (en)	1987-07-08

Family

ID=10567352

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GB848424429A Pending GB8424429D0 (en)	1984-09-27	1984-09-27	Ducting
GB08523793A Expired GB2164876B (en)	1984-09-27	1985-09-26	Helically wound ducting

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GB848424429A Pending GB8424429D0 (en)	1984-09-27	1984-09-27	Ducting

Country Status (5)

Country	Link
BE (1)	BE903326A (en)
DE (1)	DE3534237A1 (en)
FR (1)	FR2570624B1 (en)
GB (2)	GB8424429D0 (en)
NL (1)	NL8502628A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB940888A (en) *	1961-01-26	1963-11-06	Rheinmetall Gmbh	Method of manufacturing threaded spindles
FR1282312A (en) *	1961-01-27	1962-01-19	Rheinmetall Gmbh	Method for manufacturing threaded rods, in particular operating screws
US3857159A (en) *	1973-09-27	1974-12-31	Pacific Roller Die Co Inc	Pipe forming method
US3926222A (en) *	1973-12-18	1975-12-16	Hancock Brick & Tile Co	Corrugated tubing with integral coupling means thereon
DE2645946C2 (en) *	1976-10-12	1982-08-19	Witzenmann GmbH, Metallschlauch-Fabrik Pforzheim, 7530 Pforzheim	Multi-layer corrugated pipe for exhaust pipes of internal combustion engines
EP0023242B1 (en) *	1977-10-18	1983-09-07	Rib Loc Hong Kong Limited	Profiled strips and method of forming tubular articles with these strips

1984
- 1984-09-27 GB GB848424429A patent/GB8424429D0/en active Pending
1985
- 1985-09-26 DE DE19853534237 patent/DE3534237A1/en active Granted
- 1985-09-26 NL NL8502628A patent/NL8502628A/en not_active Application Discontinuation
- 1985-09-26 GB GB08523793A patent/GB2164876B/en not_active Expired
- 1985-09-26 BE BE0/215643A patent/BE903326A/en not_active IP Right Cessation
- 1985-09-27 FR FR8514501A patent/FR2570624B1/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB8523793D0 (en)	1985-10-30
FR2570624B1 (en)	1994-02-04
DE3534237A1 (en)	1986-04-03
FR2570624A1 (en)	1986-03-28
GB2164876A (en)	1986-04-03
NL8502628A (en)	1986-04-16
DE3534237C2 (en)	1993-05-27
BE903326A (en)	1986-01-16
GB8424429D0 (en)	1984-10-31

Publication	Publication Date	Title
GB8515367D0 (en)	1985-07-17	Ventilation tube
GB8421626D0 (en)	1984-09-26	Miniature wound component
GB8506461D0 (en)	1985-04-17	Pull tabs
DE3470085D1 (en)	1988-04-28	Tangless helically coiled insert
GB2099704B (en)	1984-09-12	Wound coverings
GB8506076D0 (en)	1985-04-11	Ducting
GB8517398D0 (en)	1985-08-14	Cable ducting
GB2156565B (en)	1987-09-16	Reel assembly
GB8422116D0 (en)	1984-10-03	Ducting assembly
AU93416S (en)	1986-09-11	An extrusion
GB2194013B (en)	1990-09-12	Variable length mechanism
GB8418932D0 (en)	1984-08-30	Ventilation ducting
GB2164876B (en)	1987-07-08	Helically wound ducting
GB2146401B (en)	1987-07-22	Ducting
GB8501025D0 (en)	1985-02-20	Core segment
ZA862074B (en)	1986-11-26	Ducting
GB8610146D0 (en)	1986-05-29	Helically wound tube
AU87175S (en)	1983-06-03	Ducting
GB8410897D0 (en)	1984-06-06	Making single-bundle cord
ZA866354B (en)	1987-04-29	Ducting
GB8518937D0 (en)	1985-09-04	Ducting
IL79904A0 (en)	1986-12-31	Helically coiled insert
ZA83987B (en)	1983-11-30	Cable ducting
SU1201395A2 (en)	1985-12-30	End structure
CS849984A1 (en)	1987-03-12	Porovnavaci meric promennych kapacit

Legal Events

Date	Code	Title	Description
1997-12-03	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2005-10-19	PE20	Patent expired after termination of 20 years	Effective date: 20050925