FR771871A - Movable barrier with automatic rise on which a counterweight acts - Google Patents

Movable barrier with automatic rise on which a counterweight acts

Info

Publication number
FR771871A
FR771871A FR771871DA FR771871A FR 771871 A FR771871 A FR 771871A FR 771871D A FR771871D A FR 771871DA FR 771871 A FR771871 A FR 771871A
Authority
FR
France
Prior art keywords
movable barrier
automatic rise
counterweight acts
counterweight
acts
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)
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.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Application granted granted Critical
Publication of FR771871A publication Critical patent/FR771871A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/20—Movable barrages; Lock or dry-dock gates
    • E02B7/40—Swinging or turning gates

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
FR771871D 1933-04-15 1934-04-14 Movable barrier with automatic rise on which a counterweight acts Expired FR771871A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE771871X 1933-04-15

Publications (1)

Publication Number Publication Date
FR771871A true FR771871A (en) 1934-10-18

Family

ID=6679802

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771871D Expired FR771871A (en) 1933-04-15 1934-04-14 Movable barrier with automatic rise on which a counterweight acts

Country Status (1)

Country Link
FR (1) FR771871A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140328628A1 (en) * 2012-01-16 2014-11-06 Hitachi Zosen Corporation Floating flap gate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140328628A1 (en) * 2012-01-16 2014-11-06 Hitachi Zosen Corporation Floating flap gate
US9091033B2 (en) * 2012-01-16 2015-07-28 Hitachi Zosen Corporation Floating flap gate

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