Classifications

• • A—HUMAN NECESSITIES
  • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
  • A01C—PLANTING; SOWING; FERTILISING
  • A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
  • A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
  • A01C23/042—Adding fertiliser to watering systems
• • 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
  • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
  • A01M7/0089—Regulating or controlling systems
  • A01M7/0092—Adding active material
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
  • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
  • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
  • F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
  • F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
  • F04B9/103—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having only one pumping chamber
  • F04B9/107—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having only one pumping chamber rectilinear movement of the pumping member in the working direction being obtained by a single-acting liquid motor, e.g. actuated in the other direction by gravity or a spring
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
  • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
  • G01F11/02—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement
  • G01F11/04—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with measuring chambers which expand or contract during measurement of the free-piston type
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
  • G05D11/00—Control of flow ratio
  • G05D11/008—Control of flow ratio involving a fluid operating a pump motor

Landscapes

• Engineering & Computer Science (AREA)
• Life Sciences & Earth Sciences (AREA)
• General Physics & Mathematics (AREA)
• Physics & Mathematics (AREA)
• Environmental Sciences (AREA)
• Zoology (AREA)
• Pest Control & Pesticides (AREA)
• Wood Science & Technology (AREA)
• Insects & Arthropods (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Soil Sciences (AREA)
• Fluid Mechanics (AREA)
• Water Supply & Treatment (AREA)
• Automation & Control Theory (AREA)
• Nozzles (AREA)
• Reciprocating Pumps (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=11306504

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Family Cites Families (8)

• 1979
  • 1979-05-04 IT IT67936/79A patent/IT1119080B/it active
• 1980
  • 1980-05-02 BR BR8002724A patent/BR8002724A/pt unknown
  • 1980-05-02 JP JP5935680A patent/JPS565156A/ja active Pending
  • 1980-05-02 EP EP80830024A patent/EP0020309A1/en not_active Withdrawn

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