FR867794A - Round spool valve for four-stroke internal combustion engines - Google Patents

Round spool valve for four-stroke internal combustion engines

Info

Publication number
FR867794A
FR867794A FR867794DA FR867794A FR 867794 A FR867794 A FR 867794A FR 867794D A FR867794D A FR 867794DA FR 867794 A FR867794 A FR 867794A
Authority
FR
France
Prior art keywords
internal combustion
combustion engines
spool valve
stroke internal
round spool
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
Other languages
French (fr)
Inventor
Willy Koppe
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 filed Critical
Application granted granted Critical
Publication of FR867794A publication Critical patent/FR867794A/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
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L7/00—Rotary or oscillatory slide valve-gear or valve arrangements
    • F01L7/08—Rotary or oscillatory slide valve-gear or valve arrangements with conically or frusto-conically shaped valves
FR867794D 1939-11-30 1940-11-26 Round spool valve for four-stroke internal combustion engines Expired FR867794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK156120D DE719619C (en) 1939-11-30 1939-11-30 Rotary valve control for four-stroke internal combustion engines

Publications (1)

Publication Number Publication Date
FR867794A true FR867794A (en) 1941-11-27

Family

ID=7253424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867794D Expired FR867794A (en) 1939-11-30 1940-11-26 Round spool valve for four-stroke internal combustion engines

Country Status (2)

Country Link
DE (1) DE719619C (en)
FR (1) FR867794A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2185464A1 (en) * 2000-11-13 2003-04-16 Lafuente Ramon Bernus Distribution system for four-phase internal combustion motors

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE951057C (en) * 1952-01-09 1956-10-18 Ernst Biefang Internal combustion engine with flat slide control
DE1096675B (en) * 1954-01-18 1961-01-05 Nsu Motorenwerke Ag Multi-cylinder internal combustion engine
US4392460A (en) * 1980-03-21 1983-07-12 Williams Thomas V Parallel inherently balanced rotary valve internal combustion engine
US4444161A (en) * 1980-03-21 1984-04-24 Williams Thomas V Rotary valve for inherently balanced engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2185464A1 (en) * 2000-11-13 2003-04-16 Lafuente Ramon Bernus Distribution system for four-phase internal combustion motors

Also Published As

Publication number Publication date
DE719619C (en) 1942-04-13

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