IT1031726B - ACOUSTIC ENERGY ATTENUATION APPARATUS - Google Patents

ACOUSTIC ENERGY ATTENUATION APPARATUS

Info

Publication number
IT1031726B
IT1031726B IT20253/75A IT2025375A IT1031726B IT 1031726 B IT1031726 B IT 1031726B IT 20253/75 A IT20253/75 A IT 20253/75A IT 2025375 A IT2025375 A IT 2025375A IT 1031726 B IT1031726 B IT 1031726B
Authority
IT
Italy
Prior art keywords
acoustic energy
energy attenuation
attenuation apparatus
acoustic
energy
Prior art date
Application number
IT20253/75A
Other languages
Italian (it)
Original Assignee
Donaldson Co Inc
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 Donaldson Co Inc filed Critical Donaldson Co Inc
Application granted granted Critical
Publication of IT1031726B publication Critical patent/IT1031726B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
IT20253/75A 1974-02-15 1975-02-13 ACOUSTIC ENERGY ATTENUATION APPARATUS IT1031726B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44289474A 1974-02-15 1974-02-15

Publications (1)

Publication Number Publication Date
IT1031726B true IT1031726B (en) 1979-05-10

Family

ID=23758572

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20253/75A IT1031726B (en) 1974-02-15 1975-02-13 ACOUSTIC ENERGY ATTENUATION APPARATUS

Country Status (7)

Country Link
JP (1) JPS50118133A (en)
CA (1) CA1036025A (en)
DE (1) DE2505135A1 (en)
FR (1) FR2261582B1 (en)
GB (1) GB1465218A (en)
IT (1) IT1031726B (en)
SE (1) SE408322B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2907212A1 (en) * 1979-02-23 1980-09-04 Aerzener Maschf Gmbh ABSORPTION SILENCER, ESPECIALLY FOR TURNING PISTON BLOWERS
FR2499151B1 (en) * 1981-02-02 1985-12-13 Peugeot Cycles CLOSING CUP FOR AUTOMOTIVE EXHAUST MUFFLERS AND MUFFLER COMPRISING SUCH A CUP
DE3739081A1 (en) * 1986-11-21 1988-06-01 Fischer Ag Georg Device for sound damping in internal combustion units
DE4430486A1 (en) * 1994-08-27 1996-02-29 Schuebler Fahrzeugtechnik Gmbh Air outlet silencer for silo
EP3336326A1 (en) * 2016-12-19 2018-06-20 OCV Intellectual Capital, LLC Systems for and methods of filling mufflers with fibrous material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119546B2 (en) * 1972-01-17 1976-06-18

Also Published As

Publication number Publication date
SE408322B (en) 1979-06-05
SE7501356L (en) 1975-08-18
DE2505135A1 (en) 1975-08-21
AU7816475A (en) 1976-08-19
FR2261582A1 (en) 1975-09-12
GB1465218A (en) 1977-02-23
JPS50118133A (en) 1975-09-16
CA1036025A (en) 1978-08-08
FR2261582B1 (en) 1980-03-14

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IT1031726B (en) ACOUSTIC ENERGY ATTENUATION APPARATUS