IT1134640B - Gruppo acustico pneumatico a due unita' associate - Google Patents

Gruppo acustico pneumatico a due unita' associate

Info

Publication number
IT1134640B
IT1134640B IT26518/80A IT2651880A IT1134640B IT 1134640 B IT1134640 B IT 1134640B IT 26518/80 A IT26518/80 A IT 26518/80A IT 2651880 A IT2651880 A IT 2651880A IT 1134640 B IT1134640 B IT 1134640B
Authority
IT
Italy
Prior art keywords
associated units
pneumatic acoustic
acoustic group
group
pneumatic
Prior art date
Application number
IT26518/80A
Other languages
English (en)
Other versions
IT8026518A0 (it
Inventor
Attilio Granziera
Leonardo Beltrame
Original Assignee
Leonardo Beltrame
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 Leonardo Beltrame filed Critical Leonardo Beltrame
Priority to IT26518/80A priority Critical patent/IT1134640B/it
Publication of IT8026518A0 publication Critical patent/IT8026518A0/it
Priority to DE19813147732 priority patent/DE3147732A1/de
Application granted granted Critical
Publication of IT1134640B publication Critical patent/IT1134640B/it

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/02—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated
    • G10K9/04—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers driven by gas; e.g. suction operated by compressed gases, e.g. compressed air
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators
    • G10K11/025—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators horns for impedance matching

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
IT26518/80A 1980-12-09 1980-12-09 Gruppo acustico pneumatico a due unita' associate IT1134640B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT26518/80A IT1134640B (it) 1980-12-09 1980-12-09 Gruppo acustico pneumatico a due unita' associate
DE19813147732 DE3147732A1 (de) 1980-12-09 1981-12-02 Elektropneumatisches doppeltonhorn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26518/80A IT1134640B (it) 1980-12-09 1980-12-09 Gruppo acustico pneumatico a due unita' associate

Publications (2)

Publication Number Publication Date
IT8026518A0 IT8026518A0 (it) 1980-12-09
IT1134640B true IT1134640B (it) 1986-08-13

Family

ID=11219697

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26518/80A IT1134640B (it) 1980-12-09 1980-12-09 Gruppo acustico pneumatico a due unita' associate

Country Status (2)

Country Link
DE (1) DE3147732A1 (it)
IT (1) IT1134640B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITVI20010270A1 (it) * 2001-12-28 2003-06-28 Stebel Spa Avvisatore acustico elettropneumatico

Also Published As

Publication number Publication date
DE3147732A1 (de) 1982-06-24
IT8026518A0 (it) 1980-12-09

Similar Documents

Publication Publication Date Title
IT1144403B (it) Valvola a farfalla
IT1138495B (it) Unita'innesto-freno
FR2485315B1 (fr) Casque a ecouteurs
MX153369A (es) Mejoras a valvula de mariposa
DK111181A (da) Tekstilt mellemprodukt med en skare parallille traade
IT1148173B (it) Valvola a farfalla
IT1194989B (it) Giunto omocinetico a snodo
ZA816651B (en) A floating manifold
IT1194999B (it) Giunto a snodo
IT1137355B (it) Unita' isolante a vetri
DK129391A (da) Rensemiddel
SE8101143L (sv) Luftrenare
IT1134640B (it) Gruppo acustico pneumatico a due unita' associate
IT8012440A0 (it) Valvola a farfalla perfezionata
FR2478019B1 (fr) Hors-bord a passage d'echappement rabattu " accorde "
BE895506A (fr) Silo-tour etanche a l'air
BR8108275A (pt) Carburador a depressao constante
MX151719A (es) Mejoras a carburador analogico
IT1169886B (it) Gruppo a due assali
IT8053162V0 (it) Macchina pressaraccoglitrice con unita legatrice modulare
BR8101624A (pt) Pneumatico
IT8148723A0 (it) Interfono a condotto acustico
AU82714S (en) a manifold
IT1142523B (it) Carburatore a pressione costante
IT8348838A0 (it) Valvola a farfalla