Patent US-1914-1086199

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  • "This invention relates to flying machine of that type known as self-propelled aeroplanes;" objectives of the invention include:
  • "provide a device which will be simple in construction, of light weight and great strength, which will run at a high speed in a steady manner, and which will be capable of easy control."
  • [and] "means for automatically balancing itself . . ."
  • [and] "means for supporting [and balancing] a flying machine on a body of water"
  • [and] "propelling it through the water and raising it from the water by the action of said means against the water."
  • Tech class CPC B64C39/005: Aircraft not otherwise provided for with wings, paddle wheels, bladed wheels, moving or rotating in relation to the fuselage about a horizontal transversal axis
  • Inventor location: Driscoll, Burleigh county, ND (FIPSloc=38015, imputed by HistPat); US citizen


Year filed 1909
Year granted 1914
Office US
Patent number 1086199
Inventors Ralph Mason Metcalf
Inventor country US
Applicant person Ralph Mason Metcalf
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Flying machine
English title Flying machine
Tech fields hydroplane
Filing date 1909-10-14
Full specification filed date
Application number 1909522525
Grant date 1914-02-03
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number 522525
Patent agent Munn & Co.
Assigned to
National tech categories USPC 244/218, USPC 244/9
IPCs IPC B64C39/00
CPCs CPC B64C39/005
Family year 1909
First filing? 1
Cites these patents
Citations from after 1930 1
Application ID 47619489
INPADOC family ID 43908110
Number of text pages 4
Number of diagram pages 5
Number of figures 6
Number of claims 18