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FR731322A - Device for cleaning the grids of hydraulic systems - Google Patents

Device for cleaning the grids of hydraulic systems

Info

Publication number
FR731322A
FR731322A FR731322DA FR731322A FR 731322 A FR731322 A FR 731322A FR 731322D A FR731322D A FR 731322DA FR 731322 A FR731322 A FR 731322A
Authority
FR
France
Prior art keywords
grids
cleaning
hydraulic systems
hydraulic
systems
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
Other languages
French (fr)
Inventor
Francis Jonneret Fils Aine
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 filed Critical
Application granted granted Critical
Publication of FR731322A publication Critical patent/FR731322A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B8/00—Details of barrages or weirs ; Energy dissipating devices carried by lock or dry-dock gates
    • E02B8/02—Sediment base gates; Sand sluices; Structures for retaining arresting waterborne material
    • E02B8/023—Arresting devices for waterborne materials
    • E02B8/026—Cleaning devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR731322D 1931-02-17 1932-02-12 Device for cleaning the grids of hydraulic systems Expired FR731322A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH731322X 1931-02-17

Publications (1)

Publication Number Publication Date
FR731322A true FR731322A (en) 1932-09-01

Family

ID=4532384

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731322D Expired FR731322A (en) 1931-02-17 1932-02-12 Device for cleaning the grids of hydraulic systems

Country Status (1)

Country Link
FR (1) FR731322A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277335A (en) * 1978-08-11 1981-07-07 Mitutaka Hori Expansion and contraction drive apparatus
FR2561278A1 (en) * 1984-03-16 1985-09-20 Neyrpic Cleaning device for a screen in a hydraulic installation.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277335A (en) * 1978-08-11 1981-07-07 Mitutaka Hori Expansion and contraction drive apparatus
FR2561278A1 (en) * 1984-03-16 1985-09-20 Neyrpic Cleaning device for a screen in a hydraulic installation.

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