GB364066A - Device for controlling the acoustic power of the human voice or of the sound of the sound of a musical instrument and the like - Google Patents

Device for controlling the acoustic power of the human voice or of the sound of the sound of a musical instrument and the like

Info

Publication number
GB364066A
GB364066A GB19073/30A GB1907330A GB364066A GB 364066 A GB364066 A GB 364066A GB 19073/30 A GB19073/30 A GB 19073/30A GB 1907330 A GB1907330 A GB 1907330A GB 364066 A GB364066 A GB 364066A
Authority
GB
United Kingdom
Prior art keywords
sound
musical instrument
human voice
acoustic power
controlling
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
GB19073/30A
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
Publication of GB364066A publication Critical patent/GB364066A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
    • A61F11/30—Non-electric hearing aids, e.g. ear trumpets, sound amplifiers or ear-shells

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Acoustics & Sound (AREA)
  • Biophysics (AREA)
  • Otolaryngology (AREA)
  • Psychology (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrophonic Musical Instruments (AREA)

Abstract

364,066. Acoustic appliances. BLASCHKE, J., 5, Lustgasse, Vienna. June 23, 1930, No. 19073. Convention date, June 22, 1929. Void [Published under Sect. 91 of the Acts]. [Class 88 (ii).] A device to enable a person to control the acoustic power of the human voice or of the sound of a musical instrument comprises concave sound catchers 1, which may be connected by a flexible head band 2, placed in front of the ears with the concave side facing backward to catch the indirect sound waves, and prevent the direct sound waves from reaching the ears.
GB19073/30A 1929-06-22 1930-06-23 Device for controlling the acoustic power of the human voice or of the sound of the sound of a musical instrument and the like Expired GB364066A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT364066X 1929-06-22

Publications (1)

Publication Number Publication Date
GB364066A true GB364066A (en) 1931-12-30

Family

ID=3672825

Family Applications (1)

Application Number Title Priority Date Filing Date
GB19073/30A Expired GB364066A (en) 1929-06-22 1930-06-23 Device for controlling the acoustic power of the human voice or of the sound of the sound of a musical instrument and the like

Country Status (2)

Country Link
FR (1) FR705714A (en)
GB (1) GB364066A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658150A (en) * 1971-03-05 1972-04-25 William A Turner Hearing augmentation device
US4997056A (en) * 1989-01-31 1991-03-05 Riley Michael D Ear-focused acoustic reflector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658150A (en) * 1971-03-05 1972-04-25 William A Turner Hearing augmentation device
US4997056A (en) * 1989-01-31 1991-03-05 Riley Michael D Ear-focused acoustic reflector

Also Published As

Publication number Publication date
FR705714A (en) 1931-06-11

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