Patent US-1913-1175959

• Length: 2 pages text plus a text correction by the USPTO
• "gyroscopic steadying device", or "gyrostat"
• it is encased in a spherical shell
• driven by main motor of airplane
• Inventor location: Berlin, Germany ; subject of the emperor
• Tech classes CPC G01C21/18 Stabilised platforms, e.g. by gyroscope; CPC Y10T74/12 Gyroscopes; CPC Y10T74/1218 Combined
• There may well be a German patent before this US one but we haven't found it yet.

Patent family descending from Patent US-1913-1175959

• Patent FR-1913-461164 (English title: Airplane equipped with a stabilizer gyroscope, Supplementary to patent: Patent US-1913-1175959, Filing date: 1913-08-07, National tech categories: FR 6.4)
• Patent GB-1913-18515 (English title: Improvements in Flying Machines with Gyroscopic Steadying Devices, Supplementary to patent: Patent US-1913-1175959, Filing date: 1913-08-14)

Sources

• Patent 1175959 document and bibliographic info on espacenet
• Patent 1175959 at google patents

Year filed	1913
Year granted	1916
Office	US
Patent number	1175959
Inventors	Guido Kolb
Inventor country	DE
Inventor location
Applicant person	Guido Kolb
Applicant firm
Applicant type	INDIV
Applicant is inventor?	1
Original title	Flying machine with gyroscopic steadying device
English title	Flying machine with gyroscopic steadying device
Tech fields	stability, control
Filing date	1913-04-28
Full specification filed date
Application number
Grant date	1916-03-21
Granted?	1
Publication date
Supplementary to patent
Related to aircraft?	1
Serial number	763969
Patent agent	Herard, Smith & Tennant
Assigned to
National tech categories	USPC 244/79, USPC 74/5.22, USPC 114/144R, USPC 74/5R
IPCs	IPC G01C21/18
CPCs	CPC G01C21/18, CPC Y10T74/12, CPC Y10T74/1218
Family year	1913
First filing?	1
Cites these patents
Citations from after 1930	0
Application ID
INPADOC family ID
Number of text pages	2
Number of diagram pages	2
Number of figures	4
Number of claims	2