FR686803A - Improvements to counter-propellers for vehicles moving on water, underwater or in the air - Google Patents

Improvements to counter-propellers for vehicles moving on water, underwater or in the air

Info

Publication number
FR686803A
FR686803A FR686803DA FR686803A FR 686803 A FR686803 A FR 686803A FR 686803D A FR686803D A FR 686803DA FR 686803 A FR686803 A FR 686803A
Authority
FR
France
Prior art keywords
propellers
underwater
counter
air
water
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
John De Meo
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 FR686803A publication Critical patent/FR686803A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
    • B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
FR686803D 1928-02-18 1929-12-18 Improvements to counter-propellers for vehicles moving on water, underwater or in the air Expired FR686803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB517728A GB302835A (en) 1928-02-18 1928-02-18 Improvements in counter-propellers for marine, submarine and aerial craft

Publications (1)

Publication Number Publication Date
FR686803A true FR686803A (en) 1930-07-31

Family

ID=9791140

Family Applications (1)

Application Number Title Priority Date Filing Date
FR686803D Expired FR686803A (en) 1928-02-18 1929-12-18 Improvements to counter-propellers for vehicles moving on water, underwater or in the air

Country Status (3)

Country Link
DE (1) DE496948C (en)
FR (1) FR686803A (en)
GB (1) GB302835A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111038695A (en) * 2019-12-04 2020-04-21 江西洪都航空工业集团有限责任公司 Cross-medium aircraft power device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2568903A (en) * 1949-07-02 1951-09-25 Irvin Dowell J Propeller construction for watercraft
DE1209020B (en) * 1962-10-02 1966-01-13 Licentia Gmbh Ship propulsion with main and auxiliary propellers
DE1298014B (en) * 1965-02-23 1969-06-19 Huber Ludwig Underwater jet engine for watercraft
DE3207398C2 (en) * 1982-03-02 1986-03-06 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Ship propulsion system with a main and a counter propeller
CN110316345A (en) * 2019-07-15 2019-10-11 南京高精船用设备有限公司 It is a kind of novel to turning the lateral propulsion system of propeller ship

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111038695A (en) * 2019-12-04 2020-04-21 江西洪都航空工业集团有限责任公司 Cross-medium aircraft power device

Also Published As

Publication number Publication date
DE496948C (en) 1930-04-30
GB302835A (en) 1928-12-27

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