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
  • A01M29/24—Scaring or repelling devices, e.g. bird-scaring apparatus using electric or magnetic effects, e.g. electric shocks, magnetic fields or microwaves
  • A01M29/28—Scaring or repelling devices, e.g. bird-scaring apparatus using electric or magnetic effects, e.g. electric shocks, magnetic fields or microwaves specially adapted for insects
• • 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
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
  • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
  • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
  • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
  • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
  • H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
  • H03K3/2826—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistors of the complementary type
  • H03K3/2828—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable using two active transistors of the complementary type in an asymmetrical circuit configuration
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
  • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
  • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
  • H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
  • H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
  • H03K3/282—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
  • H03K3/283—Stabilisation of output, e.g. using crystal

Landscapes

• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Insects & Arthropods (AREA)
• Pest Control & Pesticides (AREA)
• Power Engineering (AREA)
• Birds (AREA)
• Wood Science & Technology (AREA)
• Zoology (AREA)
• Environmental Sciences (AREA)
• Chemical & Material Sciences (AREA)
• Crystallography & Structural Chemistry (AREA)
• Catching Or Destruction (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4394368

Family Applications (1)

Country Status (11)

Families Citing this family (9)

Family Cites Families (4)

• 1975
  • 1975-10-22 CH CH1367275A patent/CH601978A5/xx not_active IP Right Cessation
  • 1975-10-30 DE DE19757534555U patent/DE7534555U/de not_active Expired
  • 1975-10-30 DE DE19752548707 patent/DE2548707A1/de not_active Ceased
• 1976
  • 1976-10-18 IL IL50704A patent/IL50704A/xx unknown
  • 1976-10-19 SE SE7611609A patent/SE429491B/xx unknown
  • 1976-10-19 NL NL7611545A patent/NL7611545A/xx not_active Application Discontinuation
  • 1976-10-20 FR FR7631609A patent/FR2328397A1/fr active Granted
  • 1976-10-21 BR BR7607068A patent/BR7607068A/pt unknown
  • 1976-10-21 ZA ZA766257A patent/ZA766257B/xx unknown
  • 1976-10-22 JP JP51126368A patent/JPS5275575A/ja active Pending
  • 1976-10-22 ES ES452624A patent/ES452624A1/es not_active Expired
  • 1976-10-28 AU AU19081/76A patent/AU511093B2/en not_active Expired

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