CA981129A - Apparatus for reducing the operating noise of a chain saw - Google Patents

Apparatus for reducing the operating noise of a chain saw

Info

Publication number
CA981129A
CA981129A CA160,096A CA160096A CA981129A CA 981129 A CA981129 A CA 981129A CA 160096 A CA160096 A CA 160096A CA 981129 A CA981129 A CA 981129A
Authority
CA
Canada
Prior art keywords
reducing
chain saw
operating noise
noise
operating
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
CA160,096A
Other versions
CA160096S (en
Inventor
Jay R. Bailey
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.)
Mcculloch Corp
Original Assignee
Mcculloch Corp
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 Mcculloch Corp filed Critical Mcculloch Corp
Application granted granted Critical
Publication of CA981129A publication Critical patent/CA981129A/en
Expired legal-status Critical Current

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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/002—Apparatus adapted for particular uses, e.g. for portable devices driven by machines or engines
    • 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
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/06—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for extinguishing sparks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/02—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for hand-held tools
    • 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
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/24—Methods or apparatus for fitting, inserting or repairing different elements by bolts, screws, rivets or the like
    • 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
    • F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
    • F01N2590/06—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for hand-held tools or portables devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Exhaust Silencers (AREA)
CA160,096A 1972-01-25 1972-12-28 Apparatus for reducing the operating noise of a chain saw Expired CA981129A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00220632A US3798769A (en) 1972-01-25 1972-01-25 Apparatus for reducing the operating noise of a chain saw

Publications (1)

Publication Number Publication Date
CA981129A true CA981129A (en) 1976-01-06

Family

ID=22824324

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,096A Expired CA981129A (en) 1972-01-25 1972-12-28 Apparatus for reducing the operating noise of a chain saw

Country Status (2)

Country Link
US (1) US3798769A (en)
CA (1) CA981129A (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS552178Y2 (en) * 1975-03-13 1980-01-21
DE2725899A1 (en) * 1977-06-08 1978-12-21 Stihl Maschf Andreas EXHAUST SILENCER
DE2929965A1 (en) * 1978-07-31 1980-02-21 Nat Union Electric Corp IC engine driven portable chain saw - has cooling fan feeding air into exhaust gas mixing chamber before exhaust reaches outlet
US4370855A (en) * 1979-06-25 1983-02-01 Emerson Electric Co. Muffler for portable engine
US4286675A (en) * 1979-06-25 1981-09-01 Beaird-Poulan Division Of Emerson Electric Co. Narrow profile power handle for line trimmer and the like
US4285309A (en) * 1979-11-13 1981-08-25 Jonsereds Aktiebolag Housing for an internal combustion engine
JPS618178Y2 (en) * 1979-11-15 1986-03-13
US4854417A (en) * 1987-08-03 1989-08-08 Honda Giken Kogyo Kabushiki Kaisha Exhaust muffler for an internal combustion engine
DE3729477C3 (en) * 1987-09-03 1999-09-09 Stihl Maschf Andreas Exhaust silencer for two-stroke engines, especially for portable tools such as chainsaws
DE8812435U1 (en) * 1988-10-01 1988-11-10 Fa. Andreas Stihl, 7050 Waiblingen, De
DE3916872C1 (en) * 1989-05-24 1990-11-15 Friedrich Boysen Gmbh & Co Kg, 7272 Altensteig, De
US5007499A (en) * 1990-02-23 1991-04-16 Carrier Corporation Silencer for a centrifugal compressor
JPH0712659Y2 (en) * 1990-11-07 1995-03-29 株式会社丸山製作所 Muffler
US5373119A (en) * 1990-11-23 1994-12-13 Kioritz Corporation Exhaust muffler for internal combustion engine
SE505450C2 (en) * 1993-01-22 1997-09-01 Electrolux Ab Silencer for internal combustion engine
US5468923A (en) * 1994-02-07 1995-11-21 Kleyn Die Engravers, Inc. Molded muffler
SE509355C2 (en) * 1995-02-14 1999-01-18 Electrolux Ab Silencer
US5857329A (en) * 1997-03-14 1999-01-12 Deere & Company One-piece combined muffler exhaust outlet and exhaust gas deflector
DE29900101U1 (en) * 1999-01-07 2000-02-10 Stihl Maschf Andreas Exhaust silencer
DE10361216B4 (en) * 2003-12-24 2012-11-15 Andreas Stihl Ag & Co. Kg exhaust silencer
JP4367918B2 (en) * 2004-01-09 2009-11-18 本田技研工業株式会社 Small engine exhaust system
JP4444730B2 (en) * 2004-05-17 2010-03-31 川崎重工業株式会社 Small engine muffler
DE102004054966A1 (en) * 2004-11-13 2006-05-18 Andreas Stihl Ag & Co. Kg exhaust silencer
DE102006037201A1 (en) * 2006-08-09 2008-02-14 Andreas Stihl Ag & Co. Kg Hand-held implement
DE202006013280U1 (en) * 2006-08-30 2008-02-07 Dolmar Gmbh Silencer with gill outlet
WO2008156695A1 (en) * 2007-06-13 2008-12-24 Metaldyne Company Llc Exhaust manifold having improved nvh characteristics
JP5146912B2 (en) * 2008-05-23 2013-02-20 日立工機株式会社 Chainsaw
CN104081889B (en) * 2014-06-20 2016-04-20 宁波大叶园林设备有限公司 A kind of lithium electric chain saw lowering impact containing cubic parabola
CN104067870B (en) * 2014-06-20 2016-08-17 宁波大叶园林设备有限公司 A kind of containing matrix wedge with the lithium electric chain saw of noise elimination noise reduction
CN104082052A (en) * 2014-06-20 2014-10-08 宁波大叶园林设备有限公司 Lithium-ion chain saw containing spectrum light source for deep shining
US11371404B2 (en) 2019-08-13 2022-06-28 Herbert Anderson Engine muffler apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA682862A (en) * 1964-03-24 D. Bakke Laurence Exhaust mufflers
US3106985A (en) * 1960-12-05 1963-10-15 Kenneth J Recupito Muffler apparatus
US3168936A (en) * 1962-10-25 1965-02-09 Briggs & Stratton Corp Muffler for small internal combustion engines
US3404749A (en) * 1967-03-27 1968-10-08 American Lincoln Corp Chain saw muffler
US3665712A (en) * 1970-02-09 1972-05-30 William L Tenney Two-cycle engine resonance exhaust system
US3643759A (en) * 1970-12-28 1972-02-22 Mcculloch Corp Muffler with reed valve providing continuous venting

Also Published As

Publication number Publication date
US3798769A (en) 1974-03-26

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