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 (https=)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL7209359A true NL7209359A (https=) 1973-01-09

Family

ID=9079820

Family Applications (1)

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

Country Status (7)

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

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
AU2011256835B2 (en) * 2010-05-18 2015-07-16 Graco Minnesota Inc. Low ice pneumatic motor exhaust muffler
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
DE2231617A1 (de) 1973-01-18
FR2144968A5 (https=) 1973-02-16
BE785511A (fr) 1972-10-16
SE404152B (sv) 1978-09-25
GB1386288A (en) 1975-03-05
IT960145B (it) 1973-11-20

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Legal Events

Date Code Title Description
BV The patent application has lapsed