US2669979A - Reed valve unit for crankcase induction engines - Google Patents

Reed valve unit for crankcase induction engines Download PDF

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Publication number
US2669979A
US2669979A US184242A US18424250A US2669979A US 2669979 A US2669979 A US 2669979A US 184242 A US184242 A US 184242A US 18424250 A US18424250 A US 18424250A US 2669979 A US2669979 A US 2669979A
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US
United States
Prior art keywords
crankcase
crank
ports
chamber
reeds
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 - Lifetime
Application number
US184242A
Other languages
English (en)
Inventor
Elmer C Kiekhaefer
Original Assignee
Elmer C Kiekhaefer
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 Elmer C Kiekhaefer filed Critical Elmer C Kiekhaefer
Priority to US184242A priority Critical patent/US2669979A/en
Application granted granted Critical
Publication of US2669979A publication Critical patent/US2669979A/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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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
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/20—Multi-cylinder engines with cylinders all in one line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
    • F01L3/205—Reed valves
    • 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
    • F02B75/007—Other engines having vertical crankshafts
    • 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
    • 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
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • F02B61/045—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers for outboard marine engines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7838—Plural
    • Y10T137/7843—Integral resilient member forms plural valves
US184242A 1950-09-11 1950-09-11 Reed valve unit for crankcase induction engines Expired - Lifetime US2669979A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US184242A US2669979A (en) 1950-09-11 1950-09-11 Reed valve unit for crankcase induction engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US184242A US2669979A (en) 1950-09-11 1950-09-11 Reed valve unit for crankcase induction engines

Publications (1)

Publication Number Publication Date
US2669979A true US2669979A (en) 1954-02-23

Family

ID=22676122

Family Applications (1)

Application Number Title Priority Date Filing Date
US184242A Expired - Lifetime US2669979A (en) 1950-09-11 1950-09-11 Reed valve unit for crankcase induction engines

Country Status (1)

Country Link
US (1) US2669979A (patent-search.search_20190331_RC00)

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739581A (en) * 1954-02-01 1956-03-27 Poulan Mfg Corp Engine speed governor
US2913168A (en) * 1957-08-21 1959-11-17 Gen Motors Corp Refrigerating apparatus
US2982271A (en) * 1956-04-23 1961-05-02 Ralph M Heintz Hot gas producer of the freee-piston type and method for starting and operating the same
US3010441A (en) * 1958-10-03 1961-11-28 Innocenti Soc Gen Per L Ind Me Valve means for crankcase compression two-stroke cycle internal combustion engines
US3103851A (en) * 1961-04-13 1963-09-17 Robert A Rosenblum Charger for a gun
DE1173286B (de) * 1958-10-03 1964-07-02 Bundy Marine S P A Zweitaktbrennkraftmaschine
US3182643A (en) * 1963-04-09 1965-05-11 William L Tenney Two stroke cycle crankcase scavenged internal combustion engine
US3541657A (en) * 1968-07-03 1970-11-24 Brunswick Corp Method of producing a reed valve block
US3554172A (en) * 1969-10-01 1971-01-12 Brunswick Corp Reed block crankcase induction for two-cycle engine
US3774581A (en) * 1972-10-04 1973-11-27 Gen Motors Corp Combination poppet and reed valve
US4082295A (en) * 1977-05-25 1978-04-04 Garlock Inc. Reed valve with crankshaft seal and method
US4181477A (en) * 1978-03-02 1980-01-01 Pace Incorporated Pump valve
US4259951A (en) * 1979-07-30 1981-04-07 Chesebrough-Pond's Inc. Dual valve for respiratory device
FR2519076A1 (fr) * 1981-12-28 1983-07-01 Brunswick Corp Systeme d'admission pour un moteur a deux temps a combustion interne
US4461313A (en) * 1981-04-06 1984-07-24 Girling Midland-Ross Air Actuation Limited Fluid pressure valve
US4775249A (en) * 1982-08-18 1988-10-04 Glyco-Metall Werke, Daelen & Loos Gmbh Plain bearing
US4964380A (en) * 1989-05-24 1990-10-23 Brunswick Corporation Induction system for a two-cycle engine
US5143027A (en) * 1991-05-01 1992-09-01 Land & Sea, Inc. Reed valves for two stroke engines
US6561143B2 (en) 2001-09-06 2003-05-13 Barry L Holtzman Engine induction valve with reduced backflow
US20060165537A1 (en) * 2005-01-25 2006-07-27 Hodyon Lp Apparatus providing improvement in the longevity of reed valves
US20070083677A1 (en) * 2005-05-18 2007-04-12 Nektar Therapeutics Valves, devices, and methods for endobronchial therapy

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1130526A (en) * 1914-06-24 1915-03-02 Laurentius Laurin Internal-combustion engine.
GB194382A (en) * 1921-12-08 1923-03-08 Charles Bose Improvements in internal combustion engines
AT138547B (de) * 1933-06-02 1934-08-10 Karl Letzner Zweitakt-Brennkraftmaschine.
US2397457A (en) * 1943-01-04 1946-03-26 Jacobsen Mfg Co Motor fuel power induction device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1130526A (en) * 1914-06-24 1915-03-02 Laurentius Laurin Internal-combustion engine.
GB194382A (en) * 1921-12-08 1923-03-08 Charles Bose Improvements in internal combustion engines
AT138547B (de) * 1933-06-02 1934-08-10 Karl Letzner Zweitakt-Brennkraftmaschine.
US2397457A (en) * 1943-01-04 1946-03-26 Jacobsen Mfg Co Motor fuel power induction device

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739581A (en) * 1954-02-01 1956-03-27 Poulan Mfg Corp Engine speed governor
US2982271A (en) * 1956-04-23 1961-05-02 Ralph M Heintz Hot gas producer of the freee-piston type and method for starting and operating the same
US2913168A (en) * 1957-08-21 1959-11-17 Gen Motors Corp Refrigerating apparatus
US3010441A (en) * 1958-10-03 1961-11-28 Innocenti Soc Gen Per L Ind Me Valve means for crankcase compression two-stroke cycle internal combustion engines
DE1173286B (de) * 1958-10-03 1964-07-02 Bundy Marine S P A Zweitaktbrennkraftmaschine
US3103851A (en) * 1961-04-13 1963-09-17 Robert A Rosenblum Charger for a gun
US3182643A (en) * 1963-04-09 1965-05-11 William L Tenney Two stroke cycle crankcase scavenged internal combustion engine
US3541657A (en) * 1968-07-03 1970-11-24 Brunswick Corp Method of producing a reed valve block
US3554172A (en) * 1969-10-01 1971-01-12 Brunswick Corp Reed block crankcase induction for two-cycle engine
US3774581A (en) * 1972-10-04 1973-11-27 Gen Motors Corp Combination poppet and reed valve
US4082295A (en) * 1977-05-25 1978-04-04 Garlock Inc. Reed valve with crankshaft seal and method
US4181477A (en) * 1978-03-02 1980-01-01 Pace Incorporated Pump valve
US4259951A (en) * 1979-07-30 1981-04-07 Chesebrough-Pond's Inc. Dual valve for respiratory device
US4461313A (en) * 1981-04-06 1984-07-24 Girling Midland-Ross Air Actuation Limited Fluid pressure valve
FR2519076A1 (fr) * 1981-12-28 1983-07-01 Brunswick Corp Systeme d'admission pour un moteur a deux temps a combustion interne
US4408579A (en) * 1981-12-28 1983-10-11 Brunswick Corporation Induction system for a two-cycle engine
US4775249A (en) * 1982-08-18 1988-10-04 Glyco-Metall Werke, Daelen & Loos Gmbh Plain bearing
US4964380A (en) * 1989-05-24 1990-10-23 Brunswick Corporation Induction system for a two-cycle engine
US5143027A (en) * 1991-05-01 1992-09-01 Land & Sea, Inc. Reed valves for two stroke engines
US6561143B2 (en) 2001-09-06 2003-05-13 Barry L Holtzman Engine induction valve with reduced backflow
US20060165537A1 (en) * 2005-01-25 2006-07-27 Hodyon Lp Apparatus providing improvement in the longevity of reed valves
US20070083677A1 (en) * 2005-05-18 2007-04-12 Nektar Therapeutics Valves, devices, and methods for endobronchial therapy

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