NL7209359A - - Google Patents

Info

Publication number
NL7209359A
NL7209359A NL7209359A NL7209359A NL7209359A NL 7209359 A NL7209359 A NL 7209359A NL 7209359 A NL7209359 A NL 7209359A NL 7209359 A NL7209359 A NL 7209359A NL 7209359 A NL7209359 A NL 7209359A
Authority
NL
Netherlands
Application number
NL7209359A
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 filed Critical
Publication of NL7209359A publication Critical patent/NL7209359A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/11—Arrangements of noise-damping means
    • B25D17/12—Arrangements of noise-damping means of exhaust silencers
    • 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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • 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
    • F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
    • 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
    • F01N1/083—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using transversal baffles defining a tortuous path for the exhaust gases or successively throttling exhaust gas flow
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
NL7209359A 1971-07-05 1972-07-04 NL7209359A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7124473A FR2144968A5 (enExample) 1971-07-05 1971-07-05

Publications (1)

Publication Number Publication Date
NL7209359A true NL7209359A (enExample) 1973-01-09

Family

ID=9079820

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7209359A NL7209359A (enExample) 1971-07-05 1972-07-04

Country Status (7)

Country Link
BE (1) BE785511A (enExample)
DE (1) DE2231617A1 (enExample)
FR (1) FR2144968A5 (enExample)
GB (1) GB1386288A (enExample)
IT (1) IT960145B (enExample)
NL (1) NL7209359A (enExample)
SE (1) SE404152B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244442A (en) * 1978-10-13 1981-01-13 Rensselaer Polytechnic Institute Method and apparatus for treating exhaust gases particularly for air-operated tools
GB2138728B (en) * 1983-04-22 1986-07-23 Inst Gornogo Dela Sibirskogo O Pneumatic impact tool
CN102892983A (zh) * 2010-05-18 2013-01-23 格瑞克明尼苏达有限公司 低冰气动马达排气消声器
DE102010031071A1 (de) * 2010-07-07 2012-01-12 Wiwa Wilhelm Wagner Gmbh & Co Kg Druckluft-Kolbenmotor
CN109538331B (zh) * 2018-12-24 2025-04-22 重庆凯罗尔机械配件有限公司 一种消音器

Also Published As

Publication number Publication date
BE785511A (fr) 1972-10-16
SE404152B (sv) 1978-09-25
IT960145B (it) 1973-11-20
DE2231617A1 (de) 1973-01-18
FR2144968A5 (enExample) 1973-02-16
GB1386288A (en) 1975-03-05

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Legal Events

Date Code Title Description
BV The patent application has lapsed