Patent US-1918-1403310

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This patent describes a "strut" as a general construction element but does explicitly mention airplane applications, at several points. (It's also classified within B64.) The design uses multiple strips of wood, rather than one, and is said to be more lightweight and sturdy—including more resistant to bullets and shells—than prior strut designs.

Sources


Year filed 1918
Year granted 1922
Office US
Patent number 1403310
Inventors Louis T. Frederick
Inventor country US
Inventor location Wilkinsburg, PA, Allegheny county, PA, Pennsylvania
Applicant person Louis T. Frederick
Applicant firm Westinghouse Electric & Manufacturing Company
Applicant type COMPANY+INDIV
Applicant is inventor?
Original title Stream-lined strut
English title Stream-lined strut
Tech fields strut, construction, subsystem, wood, weight, military
Filing date 1918-06-17
Full specification filed date
Application number 24028518
Grant date 1922-01-10
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number 240285
Patent agent Wesley G. Carr
Assigned to Westinghouse Electric & Manufacturing Company
National tech categories
IPCs
CPCs CPC B64C3/18
Family year 1918
First filing? 1
Cites these patents
Citations from after 1930
Application ID 48926419
INPADOC family ID 44524722
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 4