Patent DE-1907-202812

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Arrangement of propellers and propulsion system for an airship. (Not necessarily a "Schraubenflieger".) Some difference in emphasis from the English original Patent GB-1906-1436.

  • Inventor location: Cardiff, England

Sources

Details from Lilienthal Museum don't perfectly align with scan on espacenet. Their title: Schraubenflieger mit verstellbarer Lagerung der Schrauben. Their inventor: Donald Middleton. Their date: 14 Jan 1907.


Year filed 1906
Year granted 1907
Office DE
Patent number 202812
Inventors Harry Martin Middleton
Inventor country GB, Wales
Applicant person
Applicant firm
Applicant type
Applicant is inventor? Yes
Original title Luftschraube, welche unabhängig von der Drehung der Antriebswelle verstellt werden kann
English title Propeller screw which can be adjusted indepenently from the drive shaft
Tech fields helicopter, propeller, frame, dirigible, navigation, propulsion
Filing date January 15, 1907
Full specification filed date
Application number
Grant date
Granted? Yes
Publication date October 6, 1908
Supplementary to patent Patent GB-1906-1436
Related to aircraft? Yes
Serial number
Patent agent
Assigned to
National tech categories DE 77h.6
IPCs IPC B64C27/54
CPCs CPC B64C27/54
Family year 1907
First filing? No
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 2
Number of diagram pages
Number of figures
Number of claims