FR667069A - Perfectionnements aux hélices - Google Patents

Perfectionnements aux hélices

Info

Publication number
FR667069A
FR667069A FR667069DA FR667069A FR 667069 A FR667069 A FR 667069A FR 667069D A FR667069D A FR 667069DA FR 667069 A FR667069 A FR 667069A
Authority
FR
France
Prior art keywords
refinements
propeller
propeller refinements
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
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DICKS AERONAUTICAL CORP
Original Assignee
DICKS AERONAUTICAL CORP
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 DICKS AERONAUTICAL CORP filed Critical DICKS AERONAUTICAL CORP
Application granted granted Critical
Publication of FR667069A publication Critical patent/FR667069A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/24—Hollow blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/78—Making other particular articles propeller blades; turbine blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Earth Drilling (AREA)
FR667069D 1929-01-05 1929-01-08 Perfectionnements aux hélices Expired FR667069A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB49829A GB327203A (en) 1929-01-05 1929-01-05 Improvements in screw propellers

Publications (1)

Publication Number Publication Date
FR667069A true FR667069A (fr) 1929-10-12

Family

ID=9705397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR667069D Expired FR667069A (fr) 1929-01-05 1929-01-08 Perfectionnements aux hélices

Country Status (3)

Country Link
CA (1) CA290025A (fr)
FR (1) FR667069A (fr)
GB (1) GB327203A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070003415A1 (en) * 2005-06-30 2007-01-04 Spx Corporation Mixing impeller and method with weld locations
US20070002686A1 (en) * 2005-06-30 2007-01-04 Spx Corporation Mixing impeller and method with top and bottom skin elements

Also Published As

Publication number Publication date
GB327203A (en) 1930-04-03
CA290025A (fr) 1929-05-28

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