FR2751006B1 - INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER - Google Patents

INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER

Info

Publication number
FR2751006B1
FR2751006B1 FR9608544A FR9608544A FR2751006B1 FR 2751006 B1 FR2751006 B1 FR 2751006B1 FR 9608544 A FR9608544 A FR 9608544A FR 9608544 A FR9608544 A FR 9608544A FR 2751006 B1 FR2751006 B1 FR 2751006B1
Authority
FR
France
Prior art keywords
view
pipe shutter
inflatable
speaker
inflatable speaker
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
FR9608544A
Other languages
French (fr)
Other versions
FR2751006A1 (en
Inventor
Jean Paul Leonard
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.)
PRONAL
Original Assignee
PRONAL
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 PRONAL filed Critical PRONAL
Priority to FR9608544A priority Critical patent/FR2751006B1/en
Publication of FR2751006A1 publication Critical patent/FR2751006A1/en
Application granted granted Critical
Publication of FR2751006B1 publication Critical patent/FR2751006B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/02—Shut-off devices

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
FR9608544A 1996-07-09 1996-07-09 INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER Expired - Fee Related FR2751006B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9608544A FR2751006B1 (en) 1996-07-09 1996-07-09 INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9608544A FR2751006B1 (en) 1996-07-09 1996-07-09 INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER

Publications (2)

Publication Number Publication Date
FR2751006A1 FR2751006A1 (en) 1998-01-16
FR2751006B1 true FR2751006B1 (en) 1998-10-16

Family

ID=9493853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9608544A Expired - Fee Related FR2751006B1 (en) 1996-07-09 1996-07-09 INFLATABLE SPEAKER, ESPECIALLY FOR A VIEW OR PIPE SHUTTER

Country Status (1)

Country Link
FR (1) FR2751006B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12000492B2 (en) 2020-01-31 2024-06-04 Electricite De France Holding device for a non-return valve flap and method for positioning same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3097634B1 (en) 2019-06-21 2021-06-25 Electricite De France Set for carrying out a hydraulic test

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657716A (en) * 1950-10-28 1953-11-03 Wingfoot Corp Inflatable fabric segment of curved configuration
US4373381A (en) * 1981-01-29 1983-02-15 Leon Kulp Manhole leakage indicator and method for using
DE3804980A1 (en) * 1988-02-18 1989-08-31 Erhard Beck METHOD AND DEVICE FOR SEALING SHAFT INLETS
DE8808929U1 (en) * 1988-07-12 1988-09-01 Sion, Karl Shut-off device for channels, shafts, etc.
DE9414660U1 (en) * 1994-09-09 1994-11-24 Schröter, Alfred, 29328 Faßberg Pipe shut-off cover for the sealing shut-off of sewer pipes DN 300 - 1000

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12000492B2 (en) 2020-01-31 2024-06-04 Electricite De France Holding device for a non-return valve flap and method for positioning same

Also Published As

Publication number Publication date
FR2751006A1 (en) 1998-01-16

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100331