CA1171004A - Obturateur gonflable pour canalisations cylindriques - Google Patents

Obturateur gonflable pour canalisations cylindriques

Info

Publication number
CA1171004A
CA1171004A CA000391027A CA391027A CA1171004A CA 1171004 A CA1171004 A CA 1171004A CA 000391027 A CA000391027 A CA 000391027A CA 391027 A CA391027 A CA 391027A CA 1171004 A CA1171004 A CA 1171004A
Authority
CA
Canada
Prior art keywords
sleeve
mandrel
curved surface
outer curved
plug
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
CA000391027A
Other languages
English (en)
Inventor
Thomas E. Burkley
Harry T. Kifor
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.)
Goodyear Tire and Rubber Co
Original Assignee
Goodyear Tire and Rubber Co
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 Goodyear Tire and Rubber Co filed Critical Goodyear Tire and Rubber Co
Application granted granted Critical
Publication of CA1171004A publication Critical patent/CA1171004A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
    • B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
    • B08B9/0322—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid in combination with a plug, e.g. inflatable mole, to isolate a part of the tube
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/132—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing
    • F16L55/134—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially deforming the packing by means of an inflatable packing
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/18—Appliances for use in repairing pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)
CA000391027A 1980-11-28 1981-11-26 Obturateur gonflable pour canalisations cylindriques Expired CA1171004A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21090880A 1980-11-28 1980-11-28
US210,908 1980-11-28

Publications (1)

Publication Number Publication Date
CA1171004A true CA1171004A (fr) 1984-07-17

Family

ID=22784798

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000391027A Expired CA1171004A (fr) 1980-11-28 1981-11-26 Obturateur gonflable pour canalisations cylindriques

Country Status (4)

Country Link
JP (1) JPS57114087A (fr)
CA (1) CA1171004A (fr)
GB (1) GB2088512B (fr)
MX (1) MX152800A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140528B (en) * 1983-03-26 1986-06-04 Barry Shakespeare Pipe testing plugs
GB2200710A (en) * 1986-12-03 1988-08-10 Shorco Trench Systems Limited Inflatable expandable device
GB2215802A (en) * 1988-03-19 1989-09-27 Brian William English Removing pipe blockages
AUPM307693A0 (en) * 1993-12-21 1994-01-20 Uponor N.V. Expandable plug
EP1530000A1 (fr) * 2003-11-04 2005-05-11 Jürgen Haro Sac gonflable d'étanchéité pour tuyaux
WO2017089626A1 (fr) * 2015-11-23 2017-06-01 Vicinay Múgica Alvaro Machine et procédé d'application de peinture sur l'intérieur de conduits
DE102016003996A1 (de) * 2016-04-07 2017-10-12 Tracto-Technik Gmbh & Co. Kg Vorrichtung zum Klemmen eines Elements, Lafette einer Erdbohrvorrichtung, Erdbohrvorrichtung, Verfahren zum Klemmen eines Elements und Verfahren zum Herstellen einer Vorrichtung zum Klemmen eines Elements

Also Published As

Publication number Publication date
JPS57114087A (en) 1982-07-15
GB2088512B (en) 1984-04-26
MX152800A (es) 1986-06-06
GB2088512A (en) 1982-06-09

Similar Documents

Publication Publication Date Title
US6568429B2 (en) Pipe sealing apparatus
US5037143A (en) Hose construction, coupling therefor and methods of making the same
US5901752A (en) Inflatable apparatus for sealing a pipeline
CA1177762A (fr) Obturateurs gonflables
US5607191A (en) Hose assembly, hose coupling and a part therefor and methods of making the same
US6959734B2 (en) Flow-through inflatable plug
DE3461004D1 (en) Packer for sealing lateral lines
CA2262484A1 (fr) Catheter a ballonnet
OA10948A (en) Flexible pipe for riser in off-shore oil production
US5234034A (en) Pneumatic plug device
CA2385099A1 (fr) Soufflet d'echappement de compensation dynamique des efforts de torsion dans un systeme d'echappement
JPH0355718B2 (fr)
EP0673485A4 (fr) Structure de tuyau flexible, raccord destine a ce dernier et procede de fabrication.
US4627470A (en) Sealing ducts
US4526207A (en) Inflatable plug for interiorly cylindrical conduits
US3897088A (en) Sealing boot
GB2088512A (en) Inflatable plug for cylindrical conduits
US6827107B2 (en) Method for manufacturing a throttle
CA1312102C (fr) Tuyau souple a raccordement rapide
EP0583819B1 (fr) Dispositif pour fermer le passage dans un tuyau
SK283512B6 (sk) Zvieracie spojenie rúrok prostredníctvom zvieracej objímky
EP0664417B1 (fr) Elément d'étanchéité gonflable
GB1569827A (en) Sleeves and tubular assemblies especially for pinch valves and pinch valves embodying such sleeves and assemblies
US4435351A (en) Method of breaking loose vulcanized hose from a rigid mandrel
JPH0326385Y2 (fr)

Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry