IT960145B - Silenziatore per martelli perfora tori pneumatici - Google Patents

Silenziatore per martelli perfora tori pneumatici

Info

Publication number
IT960145B
IT960145B IT2644272A IT2644272A IT960145B IT 960145 B IT960145 B IT 960145B IT 2644272 A IT2644272 A IT 2644272A IT 2644272 A IT2644272 A IT 2644272A IT 960145 B IT960145 B IT 960145B
Authority
IT
Italy
Prior art keywords
silencer
pneumatic drilling
drilling hammers
hammers
pneumatic
Prior art date
Application number
IT2644272A
Other languages
English (en)
Original Assignee
Sigismond W
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 Sigismond W filed Critical Sigismond W
Application granted granted Critical
Publication of IT960145B publication Critical patent/IT960145B/it

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 gases or successively throttling 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)
IT2644272A 1971-07-05 1972-06-30 Silenziatore per martelli perfora tori pneumatici IT960145B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT960145B true IT960145B (it) 1973-11-20

Family

ID=9079820

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2644272A IT960145B (it) 1971-07-05 1972-06-30 Silenziatore per martelli perfora tori pneumatici

Country Status (7)

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

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
CN109538331A (zh) * 2018-12-24 2019-03-29 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
FR2144968A5 (it) 1973-02-16
BE785511A (fr) 1972-10-16
DE2231617A1 (de) 1973-01-18
GB1386288A (en) 1975-03-05
SE404152B (sv) 1978-09-25
NL7209359A (it) 1973-01-09

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