Patent · US Active

Ejection device and flying body provided with ejection device

US11731769B2 · kind B2 · utility

0Cited by
1References
11Claims
0Family size

Inventors

Key dates

Filing dateJun 25, 2019
Grant dateAug 22, 2023
Priority date
Expiry dateSep 17, 2040

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64U70/83
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Provided are an ejection device with reduced weight without reducing an ejection speed of an ejected object and a flying object including the ejection device. An ejection device 100 includes a piston member 10, a cylinder 14 which accommodates the piston member 10 and is provided with a hole portion 13 for allowing the piston member 10 to project outward during operation, a push-up member 15 pushed up in one direction by the piston member 10, an ejected object 16 pushed up while being supported by the push-up member 15, and a gas generator 17 which moves the piston member 10 in the cylinder 14, and in the ejection device 100, the push-up member 15 has a support portion 20 disposed on a distal end side of the piston member 10 with a tip of the piston member 10 in a moving direction of the piston member 10 set as a reference.

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