Patent US-1914-1368226

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A gyroscope maintains a stable plane which activates control surfaces when inclined relative to the airplane's whole frame.

Refers to rotor designs in Patent GB-1913-2294 and a US patent application with serial number 708809. (Neither necessarily related to aircraft.)


Sources

Patent family descending from Patent US-1914-1368226


Year filed 1914
Year granted 1921
Office US
Patent number 1368226
Inventors Elmer A. Sperry
Inventor country US
Inventor location
Applicant person Elmer A. Sperry
Applicant firm Sperry Gyroscope
Applicant type INDIV+COMPANY
Applicant is inventor? No
Original title Aeroplane-stabilizer
English title Aeroplane-stabilizer
Tech fields airplane, stability, gyroscope
Filing date 1914/07/17
Full specification filed date
Application number 1914351477
Grant date 1921/02/08
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 861477
Patent agent Herbert H. Thompson
Assigned to Sperry Gyroscope Company
National tech categories USPC 244/181, USPC 244/79, USPC 244/177, USPC 74/5.34, USPC 244/81
IPCs IPC B64C1/00, IPC B64C17/00
CPCs CPC B64C2700/6218, CPC Y10T74/1221, CPC B64C17/00
Family year 1914
First filing? No
Cites these patents
Citations from after 1930
Application ID 49927035
INPADOC family ID 44061722
Number of text pages 15
Number of diagram pages 6
Number of figures 18
Number of claims