FR2677428B1 - SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE. - Google Patents

SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE.

Info

Publication number
FR2677428B1
FR2677428B1 FR9106881A FR9106881A FR2677428B1 FR 2677428 B1 FR2677428 B1 FR 2677428B1 FR 9106881 A FR9106881 A FR 9106881A FR 9106881 A FR9106881 A FR 9106881A FR 2677428 B1 FR2677428 B1 FR 2677428B1
Authority
FR
France
Prior art keywords
developable
mandrel
envelope
shuttering device
shuttering
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 - Fee Related
Application number
FR9106881A
Other languages
French (fr)
Other versions
FR2677428A1 (en
Inventor
Christian Maurice Henri Girod
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.)
GIROD CHRISTIAN
Original Assignee
GIROD CHRISTIAN
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 GIROD CHRISTIAN filed Critical GIROD CHRISTIAN
Priority to FR9106881A priority Critical patent/FR2677428B1/en
Publication of FR2677428A1 publication Critical patent/FR2677428A1/en
Application granted granted Critical
Publication of FR2677428B1 publication Critical patent/FR2677428B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/10—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with inflatable member
    • 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 from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or 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 from or 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 from or 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
FR9106881A 1991-06-06 1991-06-06 SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE. Expired - Fee Related FR2677428B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9106881A FR2677428B1 (en) 1991-06-06 1991-06-06 SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9106881A FR2677428B1 (en) 1991-06-06 1991-06-06 SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE.

Publications (2)

Publication Number Publication Date
FR2677428A1 FR2677428A1 (en) 1992-12-11
FR2677428B1 true FR2677428B1 (en) 1993-10-01

Family

ID=9413550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9106881A Expired - Fee Related FR2677428B1 (en) 1991-06-06 1991-06-06 SHUTTERING DEVICE WITH MANDREL AND DEVELOPABLE ENVELOPE.

Country Status (1)

Country Link
FR (1) FR2677428B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9202277U1 (en) * 1992-02-21 1992-06-11 Weber, Theo, Waldkirch Device for sealing defective pipe walls
DE29806603U1 (en) 1998-04-09 1998-07-23 Hecht, Reinhard, 93167 Falkenstein Sealing element for sealing pipes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2279257A (en) * 1941-02-11 1942-04-07 Charles W Sievert Expansible closure means for conduits

Also Published As

Publication number Publication date
FR2677428A1 (en) 1992-12-11

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Legal Events

Date Code Title Description
ST Notification of lapse