FR2257054B1 - - Google Patents

Info

Publication number
FR2257054B1
FR2257054B1 FR7400106A FR7400106A FR2257054B1 FR 2257054 B1 FR2257054 B1 FR 2257054B1 FR 7400106 A FR7400106 A FR 7400106A FR 7400106 A FR7400106 A FR 7400106A FR 2257054 B1 FR2257054 B1 FR 2257054B1
Authority
FR
France
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
FR7400106A
Other versions
FR2257054A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7400106A priority Critical patent/FR2257054A1/fr
Publication of FR2257054A1 publication Critical patent/FR2257054A1/fr
Application granted granted Critical
Publication of FR2257054B1 publication Critical patent/FR2257054B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
    • A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
    • A01M29/20—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves with generation of periodically explosive reports
    • 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
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
    • F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Birds (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Driven Valves (AREA)
FR7400106A 1974-01-03 1974-01-03 Valve for gas detonator on bird scarer - has sprung operating piston holding diaphragm against seat Granted FR2257054A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7400106A FR2257054A1 (en) 1974-01-03 1974-01-03 Valve for gas detonator on bird scarer - has sprung operating piston holding diaphragm against seat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400106A FR2257054A1 (en) 1974-01-03 1974-01-03 Valve for gas detonator on bird scarer - has sprung operating piston holding diaphragm against seat

Publications (2)

Publication Number Publication Date
FR2257054A1 FR2257054A1 (en) 1975-08-01
FR2257054B1 true FR2257054B1 (fr) 1980-05-30

Family

ID=9133047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400106A Granted FR2257054A1 (en) 1974-01-03 1974-01-03 Valve for gas detonator on bird scarer - has sprung operating piston holding diaphragm against seat

Country Status (1)

Country Link
FR (1) FR2257054A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2664671B1 (fr) * 1990-07-12 1992-10-09 Centre Nat Rech Scient Vanne et dispositif de distribution multivoies, notamment pour fluides corrosifs.
DE59503267D1 (de) * 1995-06-08 1998-09-24 Buechi Lab Tech Extraktor für die Fest-Flüssig-Extraktion nach Soxhlet

Also Published As

Publication number Publication date
FR2257054A1 (en) 1975-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse