BR7706940A - Compressor eletrico de ar rotativo de palhetas para buzinas - Google Patents

Compressor eletrico de ar rotativo de palhetas para buzinas

Info

Publication number
BR7706940A
BR7706940A BR7706940A BR7706940A BR7706940A BR 7706940 A BR7706940 A BR 7706940A BR 7706940 A BR7706940 A BR 7706940A BR 7706940 A BR7706940 A BR 7706940A BR 7706940 A BR7706940 A BR 7706940A
Authority
BR
Brazil
Prior art keywords
horns
vanilla
compressor
electric rotary
rotary air
Prior art date
Application number
BR7706940A
Other languages
English (en)
Portuguese (pt)
Inventor
D Frigo
Original Assignee
Fiamm Spa
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 Fiamm Spa filed Critical Fiamm Spa
Publication of BR7706940A publication Critical patent/BR7706940A/pt

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
BR7706940A 1976-12-17 1977-10-17 Compressor eletrico de ar rotativo de palhetas para buzinas BR7706940A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3053876A IT1065516B (it) 1976-12-17 1976-12-17 Elettrocompressore d'aria rotativo a palette per avvisatori acustici,con due o piu'bocche di mandata dell'aria compressa per la alimentazione contemporanea ed indipendente di due o piu'trombe

Publications (1)

Publication Number Publication Date
BR7706940A true BR7706940A (pt) 1978-09-12

Family

ID=11229929

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706940A BR7706940A (pt) 1976-12-17 1977-10-17 Compressor eletrico de ar rotativo de palhetas para buzinas

Country Status (4)

Country Link
BR (1) BR7706940A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2743752A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2374540A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1065516B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06288372A (ja) * 1992-09-01 1994-10-11 Zexel Corp ベーン型圧縮機の吸入ポート

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1052439A (fr) * 1951-03-20 1954-01-25 Maschf Augsburg Nuernberg Ag Soufflerie rotative à compartiments tournants, dont le volume varie pendant la rotation
DE1043817B (de) * 1955-03-25 1958-11-13 Martin Willuhn Zahnradpumpe

Also Published As

Publication number Publication date
FR2374540B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-11-14
DE2743752A1 (de) 1978-06-22
FR2374540A1 (fr) 1978-07-13
IT1065516B (it) 1985-02-25

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