GB191321818A - Improvements in Screw Propellers. - Google Patents

Improvements in Screw Propellers.

Info

Publication number
GB191321818A
GB191321818A GB191321818DA GB191321818A GB 191321818 A GB191321818 A GB 191321818A GB 191321818D A GB191321818D A GB 191321818DA GB 191321818 A GB191321818 A GB 191321818A
Authority
GB
United Kingdom
Prior art keywords
frames
screw propellers
echter
mav
cased
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
Inventor
Paul Echter
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191321818A publication Critical patent/GB191321818A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)

Abstract

21,818. Echter, P. Sept. 27. No Patent granted (Sealing fee not paid), Screw propellers.-The blades of aerial screw propellers are made of veneer S set in grooves in frames S'. The frames mav be of wood with sharp metal-cased edges, or of metal tube. In a two-bladed propeller, the frame may be in two pieces connected by screws T. Weights V may be formed on the frames to increase the fly-wheel effect.
GB191321818D 1913-09-27 1913-09-27 Improvements in Screw Propellers. Expired GB191321818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191321818T 1913-09-27

Publications (1)

Publication Number Publication Date
GB191321818A true GB191321818A (en) 1914-09-17

Family

ID=32372510

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191321818D Expired GB191321818A (en) 1913-09-27 1913-09-27 Improvements in Screw Propellers.

Country Status (1)

Country Link
GB (1) GB191321818A (en)

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