AU528351B2 - Opposed piston 2 cycle engine for chain saw - Google Patents

Opposed piston 2 cycle engine for chain saw

Info

Publication number
AU528351B2
AU528351B2 AU70531/81A AU7053181A AU528351B2 AU 528351 B2 AU528351 B2 AU 528351B2 AU 70531/81 A AU70531/81 A AU 70531/81A AU 7053181 A AU7053181 A AU 7053181A AU 528351 B2 AU528351 B2 AU 528351B2
Authority
AU
Australia
Prior art keywords
cycle engine
chain saw
opposed piston
opposed
piston
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.)
Ceased
Application number
AU70531/81A
Other versions
AU7053181A (en
Inventor
Hisashi Inaga
Kumaichi Nakagawa
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.)
Kioritz Corp
Original Assignee
Kioritz 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 Kioritz Corp filed Critical Kioritz Corp
Priority to GB8114573A priority Critical patent/GB2098272B/en
Priority to AU70531/81A priority patent/AU528351B2/en
Priority to FR8110538A priority patent/FR2506659B1/en
Publication of AU7053181A publication Critical patent/AU7053181A/en
Application granted granted Critical
Publication of AU528351B2 publication Critical patent/AU528351B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B27B17/08—Drives or gearings; Devices for swivelling or tilting the chain saw
    • 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
    • B27B17/0033—Devices for attenuation of vibrations
    • 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
    • F02B75/243—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type with only one crankshaft of the "boxer" type, e.g. all connecting rods attached to separate crankshaft bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/002—Integrally formed cylinders and cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0002—Cylinder arrangements
    • F02F7/0009—Crankcases of opposed piston engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0021—Construction
    • F02F7/0039—Casings for small engines, especially with crankcase pumps
    • 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
    • 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
    • F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
    • F01N2340/04—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of an exhaust pipe, manifold or apparatus in relation to vehicle frame or particular vehicle parts
    • 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
    • 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B2075/1804—Number of cylinders
    • F02B2075/1808—Number of cylinders two
AU70531/81A 1981-05-13 1981-05-13 Opposed piston 2 cycle engine for chain saw Ceased AU528351B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8114573A GB2098272B (en) 1981-05-13 1981-05-13 Portable two-stroke engine chain saw
AU70531/81A AU528351B2 (en) 1981-05-13 1981-05-13 Opposed piston 2 cycle engine for chain saw
FR8110538A FR2506659B1 (en) 1981-05-13 1981-05-27 PORTABLE CHAIN SAW

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB8114573A GB2098272B (en) 1981-05-13 1981-05-13 Portable two-stroke engine chain saw
AU70531/81A AU528351B2 (en) 1981-05-13 1981-05-13 Opposed piston 2 cycle engine for chain saw
FR8110538A FR2506659B1 (en) 1981-05-13 1981-05-27 PORTABLE CHAIN SAW

Publications (2)

Publication Number Publication Date
AU7053181A AU7053181A (en) 1982-11-18
AU528351B2 true AU528351B2 (en) 1983-04-28

Family

ID=27155873

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70531/81A Ceased AU528351B2 (en) 1981-05-13 1981-05-13 Opposed piston 2 cycle engine for chain saw

Country Status (3)

Country Link
AU (1) AU528351B2 (en)
FR (1) FR2506659B1 (en)
GB (1) GB2098272B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005431A1 (en) * 1985-03-13 1986-09-25 William James Hamlet A detachable receptacle and stripping apparatus for stripping lagging
WO1997038216A1 (en) * 1996-04-04 1997-10-16 Aktiebolaget Electrolux Drive unit

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3424774C2 (en) * 1984-07-05 1994-04-07 Stihl Maschf Andreas Two-stroke engine
JPH0313527Y2 (en) * 1986-04-23 1991-03-27
US5099580A (en) * 1987-10-22 1992-03-31 Echo Incorporated Power saw structure
JP2538321Y2 (en) * 1991-01-23 1997-06-11 株式会社共立 Chainsaw
DE4134640C1 (en) * 1991-10-19 1993-05-06 Fa. Andreas Stihl, 7050 Waiblingen, De
JP4081232B2 (en) 2000-12-15 2008-04-23 株式会社共立 Chainsaw with vibration isolator
WO2012030261A1 (en) * 2010-09-01 2012-03-08 Husqvarna Ab Power tool exhaust cooling system
JP5598213B2 (en) * 2010-09-29 2014-10-01 日立工機株式会社 Portable work machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006388A (en) * 1960-10-06 1961-10-31 Root Mfg Company Inc Adjustable balance for chain saw handle
US3252452A (en) * 1962-11-08 1966-05-24 Mcculloch Corp Balanced piston engine
DE1281138B (en) * 1965-12-24 1968-10-24 Solo Kleinmotoren G M B H Portable chain saw powered by an internal combustion engine
FR1570479A (en) * 1968-01-10 1969-06-13
JPS5435495U (en) * 1977-07-29 1979-03-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986005431A1 (en) * 1985-03-13 1986-09-25 William James Hamlet A detachable receptacle and stripping apparatus for stripping lagging
WO1997038216A1 (en) * 1996-04-04 1997-10-16 Aktiebolaget Electrolux Drive unit

Also Published As

Publication number Publication date
FR2506659B1 (en) 1985-07-12
AU7053181A (en) 1982-11-18
GB2098272A (en) 1982-11-17
GB2098272B (en) 1984-08-01
FR2506659A1 (en) 1982-12-03

Similar Documents

Publication Publication Date Title
AU550850B2 (en) Engine piston
JPS5759027A (en) Piston engine
GB2081379B (en) Free piston two-stroke engine
DE3274277D1 (en) Variable timing for four stroke engine
GB2147662B (en) I.c. engine cylinder block
JPS57173637A (en) Reciprocating piston type engine
DE3573637D1 (en) Piston for internal-combustion engines
AU550132B2 (en) Anti-kickback saw chain
GB8523822D0 (en) Piston for i c engine
DE3170664D1 (en) Piston engine
GB8530307D0 (en) Pistons for i c engines
GB8730338D0 (en) Engine piston & method for manufacture
GB8500389D0 (en) Piston for i c engine
AU528351B2 (en) Opposed piston 2 cycle engine for chain saw
AU552733B2 (en) Engine cylinder parameters
DE3264630D1 (en) Reciprocating piston internal-combustion engine
GB8801281D0 (en) I c piston engine
DE3563106D1 (en) Piston for reciprocating engine
GB2163222B (en) Radial piston engine
GB8429492D0 (en) Otto cycle engine
JPS57163749A (en) Stroke piston engine
GB2248654B (en) Stepped piston engine
JPS57210141A (en) Piston for engine
GB8427169D0 (en) Piston engine
AU3296784A (en) Modular opposed piston engine