AU536442B2 - An alarm - Google Patents

An alarm

Info

Publication number
AU536442B2
AU536442B2 AU62394/80A AU6239480A AU536442B2 AU 536442 B2 AU536442 B2 AU 536442B2 AU 62394/80 A AU62394/80 A AU 62394/80A AU 6239480 A AU6239480 A AU 6239480A AU 536442 B2 AU536442 B2 AU 536442B2
Authority
AU
Australia
Prior art keywords
alarm
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.)
Ceased
Application number
AU62394/80A
Other versions
AU6239480A (en
Inventor
David Carson
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.)
CARSON D
Original Assignee
CARSON D
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 CARSON D filed Critical CARSON D
Priority to AU62394/80A priority Critical patent/AU536442B2/en
Publication of AU6239480A publication Critical patent/AU6239480A/en
Application granted granted Critical
Publication of AU536442B2 publication Critical patent/AU536442B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • B06B1/0276—Driving circuits for generating signals continuous in time for generating multiple frequencies with simultaneous generation, e.g. with modulation, harmonics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/75—Repelling animals, insects, humans

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • 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)
AU62394/80A 1979-09-27 1979-09-27 An alarm Ceased AU536442B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU62394/80A AU536442B2 (en) 1979-09-27 1979-09-27 An alarm

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPE0666 1979-09-27
AUPE066679 1979-09-27
AU62394/80A AU536442B2 (en) 1979-09-27 1979-09-27 An alarm

Publications (2)

Publication Number Publication Date
AU6239480A AU6239480A (en) 1981-04-02
AU536442B2 true AU536442B2 (en) 1984-05-10

Family

ID=25633570

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62394/80A Ceased AU536442B2 (en) 1979-09-27 1979-09-27 An alarm

Country Status (1)

Country Link
AU (1) AU536442B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265182A2 (en) * 1986-10-18 1988-04-27 Pal International Limited Bird deterrent apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199766A4 (en) * 1984-10-26 1987-04-29 Hi Tec Control Systems Electronic frequency modulator.
AU604480B2 (en) * 1986-04-24 1990-12-20 Roo-Guard Pty. Ltd. Animal deterent device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0265182A2 (en) * 1986-10-18 1988-04-27 Pal International Limited Bird deterrent apparatus
EP0265182A3 (en) * 1986-10-18 1989-11-02 Pal International Limited Bird deterrent apparatus

Also Published As

Publication number Publication date
AU6239480A (en) 1981-04-02

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