Patent · US Active

Buoyancy system for an aircraft

US9533757B2 · kind B2 · utility

4Cited by
17References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 14, 2014
Grant dateJan 3, 2017
Priority date
Expiry dateApr 10, 2035

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64D2201/00
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A buoyancy system (10) for an aircraft (1), the buoyancy system (10) being provided with at least one inflatable float (15). The buoyancy system (10) has at least one inflator (25) and at least one actuator (30) interposed between the inflator (25) and a float (15), the actuator (30) having a cylinder (35) and a rod (40) partially received in the cylinder (35). The rod (40) is secured to a piston (50) defining a first chamber (61) within the cylinder (35) and in fluid flow communication with the inflator (25), and a second chamber (62) within the rod (40) and in fluid flow communication with the float (15), and the piston (50) has a channel (63) to put the first chamber (61) into fluid flow communication with the second chamber (62), the deployment device (20) having a shutter (70) for shutting the channel (63).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.