Patent US-1908-1111754

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"Hydro-pneumatic supporting or cushioning device" made up of "telescopic members slidable one within the other" and confining a body of gas.

Tech classifications

  • F16F9/06 Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
  • B64C25/60 Oleo legs
  • Cited by (1)
  • Inventor location (imputed by HistPat): New York county, NY (FIPSloc=36061), Albany county, NY (FIPSloc=36001)
  • Inventor location (as shown on the original document): Watervliet, county of Albany, State of New York
  • Witnesses as shown on the final text page: George C. Dean and Irving M. Obrieght

Sources


Year filed 1908
Year granted 1914
Office US
Patent number 1111754
Inventors Richard Liebau
Inventor country US
Applicant person Richard Liebau
Applicant firm Westinghouse Air Spring Company
Applicant type COMPANY + INDIV
Applicant is inventor? Yes
Original title Vehicle and elastic suspension device therefor
English title Elastic suspension device for vehicles
Tech fields suspension, shock-absorbers, subsystem, elasticity
Filing date 1908/12/22
Full specification filed date
Application number 1908468762
Grant date 1914/09/29
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 468762
Patent agent
Assigned to Westinghouse Air Spring Company
National tech categories
IPCs
CPCs CPC F16F9/06, CPC B64C25/60
Family year 1908
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 47663082
INPADOC family ID 43877381
Number of text pages 6
Number of diagram pages 1
Number of figures 4
Number of claims 5