IT1159059B - Elica per una have ad efficienza migliorata - Google Patents

Elica per una have ad efficienza migliorata

Info

Publication number
IT1159059B
IT1159059B IT19315/67A IT1931567A IT1159059B IT 1159059 B IT1159059 B IT 1159059B IT 19315/67 A IT19315/67 A IT 19315/67A IT 1931567 A IT1931567 A IT 1931567A IT 1159059 B IT1159059 B IT 1159059B
Authority
IT
Italy
Prior art keywords
propeller
improved efficiency
efficiency
improved
Prior art date
Application number
IT19315/67A
Other languages
English (en)
Original Assignee
Exxon Research Engineering Co
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 Exxon Research Engineering Co filed Critical Exxon Research Engineering Co
Application granted granted Critical
Publication of IT1159059B publication Critical patent/IT1159059B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/28—Other means for improving propeller efficiency
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49332—Propeller making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT19315/67A 1966-08-08 1967-08-07 Elica per una have ad efficienza migliorata IT1159059B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US04/570,872 US4318671A (en) 1965-10-11 1966-08-08 Efficiency ship propeller

Publications (1)

Publication Number Publication Date
IT1159059B true IT1159059B (it) 1987-02-25

Family

ID=24281390

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19315/67A IT1159059B (it) 1966-08-08 1967-08-07 Elica per una have ad efficienza migliorata

Country Status (3)

Country Link
US (1) US4318671A (it)
DE (1) DE1531746C1 (it)
IT (1) IT1159059B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940003958B1 (ko) * 1985-08-30 1994-05-09 알파프렉스 인더스트리이즈 인코포레이팃드 탄성중합체-ptfe 조성물, 제품 및 제조방법
CA1338292C (en) * 1985-12-09 1996-04-30 William Everett Peters Elastomer ptfe composition, articles, and manufacturing methods
DE10307762A1 (de) * 2003-02-16 2004-09-09 Stiftung Alfred-Wegener-Institut Für Polar- Und Meeresforschung Viskoelastische Beschichtungspaste zum Schutz gegen Makrobewuchs und Verfahren zur Herstellung einer Beschichtung
TR201008900A2 (tr) 2010-10-27 2011-06-21 K���K Osman Temas yüzeyleri arttırılmış yüksek verimli bir pervane.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3230919A (en) * 1961-07-06 1966-01-25 Western Co Of North America Method of reducing hydrodynamic drag of objects moving through water
US3196823A (en) * 1963-03-19 1965-07-27 Douglas Aircraft Co Inc Drag reducing means
US3290883A (en) * 1965-04-29 1966-12-13 Gen Electric Drag reduction in hydraulic equipment

Also Published As

Publication number Publication date
US4318671A (en) 1982-03-09
DE1531746C1 (de) 1984-05-24

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