FR2840020B1 - Moteur a deux temps a balayage ameliore - Google Patents
Moteur a deux temps a balayage amelioreInfo
- Publication number
- FR2840020B1 FR2840020B1 FR0306091A FR0306091A FR2840020B1 FR 2840020 B1 FR2840020 B1 FR 2840020B1 FR 0306091 A FR0306091 A FR 0306091A FR 0306091 A FR0306091 A FR 0306091A FR 2840020 B1 FR2840020 B1 FR 2840020B1
- Authority
- FR
- France
- Prior art keywords
- improved
- stroke engine
- stroke
- engine
- 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 - Fee Related
Links
Classifications
-
- 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
- F02B33/00—Engines characterised by provision of pumps for charging or scavenging
- F02B33/02—Engines with reciprocating-piston pumps; Engines with crankcase pumps
- F02B33/04—Engines with reciprocating-piston pumps; Engines with crankcase pumps with simple crankcase pumps, i.e. with the rear face of a non-stepped working piston acting as sole pumping member in co-operation with the crankcase
-
- 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
- F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
- F02B25/14—Engines characterised by using fresh charge for scavenging cylinders using reverse-flow scavenging, e.g. with both outlet and inlet ports arranged near bottom of piston stroke
-
- 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
- F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
- F02B25/20—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18
- F02B25/22—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 by forming air cushion between charge and combustion residues
-
- 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
-
- 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
- F02F1/18—Other cylinders
- F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
-
- 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
- F02F3/00—Pistons
- F02F3/24—Pistons having means for guiding gases in cylinders, e.g. for guiding scavenging charge in two-stroke engines
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10223070.6A DE10223070B4 (de) | 2002-05-24 | 2002-05-24 | Zweitaktmotor |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2840020A1 FR2840020A1 (fr) | 2003-11-28 |
FR2840020B1 true FR2840020B1 (fr) | 2006-04-28 |
Family
ID=29414118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0306091A Expired - Fee Related FR2840020B1 (fr) | 2002-05-24 | 2003-05-21 | Moteur a deux temps a balayage ameliore |
Country Status (4)
Country | Link |
---|---|
US (1) | US6953011B2 (fr) |
CN (1) | CN100343493C (fr) |
DE (1) | DE10223070B4 (fr) |
FR (1) | FR2840020B1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10249717B4 (de) * | 2002-05-15 | 2015-05-28 | Andreas Stihl Ag & Co. Kg | Membranvergaser |
FR2840019B1 (fr) * | 2002-05-24 | 2005-08-19 | Stihl Ag & Co Kg Andreas | Moteur a deux temps, avec piston mobile, a balayage ameliore |
JP4249638B2 (ja) | 2004-02-19 | 2009-04-02 | 株式会社丸山製作所 | 2サイクルエンジン |
DE102005002013B4 (de) * | 2005-01-15 | 2016-05-12 | Andreas Stihl Ag & Co. Kg | Zweitaktmotor |
US7764951B2 (en) * | 2006-04-20 | 2010-07-27 | Cisco Technology, Inc. | Techniques for tracking communication frequency across communication modalities |
US7559299B2 (en) * | 2007-01-19 | 2009-07-14 | Eastway Fair Company Limited | Monolithic cylinder-crankcase |
DE102010008260B4 (de) * | 2010-02-17 | 2021-08-19 | Andreas Stihl Ag & Co. Kg | Zweitaktmotor |
DE102010045016B4 (de) * | 2010-09-10 | 2020-12-31 | Andreas Stihl Ag & Co. Kg | Handgeführtes Arbeitsgerät |
US10012145B1 (en) | 2017-12-01 | 2018-07-03 | Alberto Francisco Araujo | Internal combustion engine with coaxially aligned pistons |
US10378578B1 (en) | 2018-07-13 | 2019-08-13 | Alberto Francisco Araujo | Internal combustion engine using yoke assemblies in unopposed cylinder units |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2650834A1 (de) * | 1975-12-22 | 1977-06-30 | Thaelmann Fahrzeug Jagdwaffen | Gemischgespuelte zweitakt-brennkraftmaschine |
JPS5514992A (en) * | 1978-05-12 | 1980-02-01 | Univ Belfast | Twootravel internal combustion engine |
DE69820443T2 (de) * | 1997-06-11 | 2004-10-07 | Komatsu Zenoa Kk | Schichtspülung für zweitaktmotoren |
JP2001027122A (ja) | 1999-07-15 | 2001-01-30 | Maruyama Mfg Co Ltd | 2サイクルエンジン |
DE19900445A1 (de) * | 1999-01-08 | 2000-07-13 | Stihl Maschf Andreas | Zweitaktmotor mit Spülvorlage |
SE513446C2 (sv) | 1999-01-19 | 2000-09-11 | Electrolux Ab | Vevhusspolad förbränningsmotor av tvåtaktstyp |
US7082910B2 (en) | 1999-01-19 | 2006-08-01 | Aktiebolaget Electrolux | Two-stroke internal combustion engine |
AU3453500A (en) * | 1999-04-23 | 2000-11-10 | Komatsu Zenoah Co. | Stratified scavenging two-stroke cycle engine |
US6367432B1 (en) | 1999-05-14 | 2002-04-09 | Kioritz Corporation | Two-stroke cycle internal combustion engine |
WO2001044634A1 (fr) * | 1999-12-15 | 2001-06-21 | Komatsu Zenoah Co. | Moteur deux temps de balayage stratifie a pistons |
SE0000095L (sv) | 2000-01-14 | 2001-07-15 | Electrolux Ab | Spjäll för reglering av tillsatsluft till tvåtakts förbränningsmotorer |
JP2001323816A (ja) * | 2000-05-16 | 2001-11-22 | Kioritz Corp | 2サイクル内燃エンジン |
JP2001329844A (ja) | 2000-05-19 | 2001-11-30 | Maruyama Mfg Co Ltd | 2サイクルエンジン |
US6708958B1 (en) * | 2002-10-04 | 2004-03-23 | Electrolux Home Products, Inc. | Air valve mechanism for two-cycle engine |
-
2002
- 2002-05-24 DE DE10223070.6A patent/DE10223070B4/de not_active Expired - Fee Related
-
2003
- 2003-04-28 CN CNB031240488A patent/CN100343493C/zh not_active Expired - Fee Related
- 2003-05-15 US US10/439,035 patent/US6953011B2/en not_active Expired - Fee Related
- 2003-05-21 FR FR0306091A patent/FR2840020B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE10223070A1 (de) | 2003-12-11 |
FR2840020A1 (fr) | 2003-11-28 |
CN100343493C (zh) | 2007-10-17 |
US6953011B2 (en) | 2005-10-11 |
CN1459553A (zh) | 2003-12-03 |
DE10223070B4 (de) | 2015-10-08 |
US20030217709A1 (en) | 2003-11-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 14 |
|
ST | Notification of lapse |
Effective date: 20180131 |