ES446879A1 - Un dispositivo atenuador acustico. - Google Patents

Un dispositivo atenuador acustico.

Info

Publication number
ES446879A1
ES446879A1 ES446879A ES446879A ES446879A1 ES 446879 A1 ES446879 A1 ES 446879A1 ES 446879 A ES446879 A ES 446879A ES 446879 A ES446879 A ES 446879A ES 446879 A1 ES446879 A1 ES 446879A1
Authority
ES
Spain
Prior art keywords
fins
axial direction
trailing edges
levels
duct element
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
ES446879A
Other languages
English (en)
Spanish (es)
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 ES446879A1 publication Critical patent/ES446879A1/es
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/027—Throttle passages
    • F16L55/02736—Throttle passages using transversal baffles defining a tortuous path

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Duct Arrangements (AREA)
  • Exhaust Silencers (AREA)
  • Air-Flow Control Members (AREA)
ES446879A 1975-04-11 1976-04-09 Un dispositivo atenuador acustico. Expired ES446879A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7511416A FR2307330A1 (fr) 1975-04-11 1975-04-11 Attenuateur acoustique, inserable notamment dans un conduit d'air

Publications (1)

Publication Number Publication Date
ES446879A1 true ES446879A1 (es) 1977-06-01

Family

ID=9153836

Family Applications (1)

Application Number Title Priority Date Filing Date
ES446879A Expired ES446879A1 (es) 1975-04-11 1976-04-09 Un dispositivo atenuador acustico.

Country Status (6)

Country Link
BE (1) BE840537A (fr)
ES (1) ES446879A1 (fr)
FR (1) FR2307330A1 (fr)
GB (1) GB1536164A (fr)
IE (1) IE42550B1 (fr)
IT (1) IT1058802B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5189972B2 (ja) * 2005-03-18 2013-04-24 チューメイン エンタープライジズ リミテッド 音減衰流路デバイス
CN108800517B (zh) * 2018-08-29 2024-05-17 正升环境科技股份有限公司 扩散共振消声装置及通风通道消声系统
WO2022080204A1 (fr) * 2020-10-16 2022-04-21 株式会社日立産機システム Compresseur de type boîtier
CN112555556A (zh) * 2020-10-27 2021-03-26 中国原子能科学研究院 一种倒齿型节流件
CN114440045B (zh) * 2022-03-08 2025-01-07 公元股份有限公司 一种立管的降噪消能器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR921160A (fr) * 1945-10-31 1947-04-29 Travaux Souterrains Canal perfectionné d'insonorisation
CH335132A (fr) * 1951-08-30 1958-12-31 Canadian Patents Dev Installation pour amortir le bruit engendré par un jet de gaz s'échappant d'une tuyère

Also Published As

Publication number Publication date
GB1536164A (en) 1978-12-20
IT1058802B (it) 1982-05-10
FR2307330A1 (fr) 1976-11-05
IE42550B1 (en) 1980-08-27
FR2307330B1 (fr) 1978-02-24
BE840537A (fr) 1976-10-08
IE42550L (en) 1976-10-11

Similar Documents

Publication Publication Date Title
AT349942B (de) Geschoss, insbesondere fuer faustfeuerwaffen und maschinenpistolen
ES199626Y (es) Proyectil de pequeno calibre con punta asimetrica.
IT1061921B (it) Perfezionamento nei diffusori per impianti di condizionamento d aria
NL178538C (nl) Monopuls-doelvolgradarapparaat met vier primaire stralers.
CH550964A (de) Schalldaempfer, insbesondere fuer lufttechnische anlagen.
ES446879A1 (es) Un dispositivo atenuador acustico.
JPS5226221A (en) Retrofocus type wide angle lens
NL7508069A (nl) Regelbare axiale ventilator.
ES402268A1 (es) Perfeccionamientos introducidos en un elemento deflector para un ventilador de persiana.
BR5601371U (pt) Ventilador axial com pes de rotor regulaveis
ATA578077A (de) Lueftungseinrichtung, insbesondere feuerluefter
AT343322B (de) Klappe, insbesondere drosselklappe, fur leitungskanale bzw. kanale fur klimaanlagen
AT359347B (de) Drosselorgan fuer leitungen, insbesondere luft- leitungen
DK139689B (da) Skruekompressor med ydelsesregulering.
AT351714B (de) Klimatisierungseinrichtung, insbesondere waermespeicherofen
AU493706B2 (en) An axial flow fan having adjustable pitch connectable blades variable in number
ES236893Y (es) Interconexion con dispositivo orientable para tubos y simi- lares.
JPS53137548A (en) Radiator
IT7620886U1 (it) Griglia per bocca di emissione di condizionatori con orientamento variabile in direzione e ampiezza.
FR2274751A1 (fr) Element structural nouveau a usages divers
ES156234U (es) Nueva teja mixta.
AU490554B2 (en) Copolymers based on substituted acrylamides and methacrylamides
ES223292U (es) Falso techo.
ES211941Y (es) Ventilador de paso variable.
AU8041275A (en) Copolymers based on substituted acrylamides and methacrylamides