Patent BE-1915-275243

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“La mise en action des organes du parachute est produite par le poids de l’aviateur, de telle façon que les plis de l’enveloppe s’ouvrent nécessairement de la périphérie au centre.”

“The setting in action of the parachute organs is produced by the weight of the aviator, in such fashion that the pleats of the balloon surface automatically from the periphery to the center.”

  • Inventor location: Eldon Street House, Eldon Street, London, GB
  • Source: RdBdI 1916


Year filed 1915
Year granted 1916
Office BE
Patent number 275243
Inventors Everard Richard Calthrop
Inventor country GB
Applicant person Everard Richard Calthrop
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Perfectionnements dans les parachutes, faisant l’objet d’une demande de brevet déposée en Angleterre, le 21 octobre 1914
English title Improvements in parachutes, constituting the object of a British patent filed 21 October 1914
Tech fields parachute
Filing date October 16, 1915
Full specification filed date
Application number
Grant date
Granted? yes
Publication date
Supplementary to patent Patent GB-1915-21312
Related to aircraft? 1
Serial number
Patent agent J. Gevers
Assigned to
National tech categories BE K
IPCs
CPCs
Family year 1915
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
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