There are provided an actuator that can be reduced in weight as compared with a related art while alleviating an impact at an activation, a safety apparatus that ejects an ejected object, and an aerial vehicle including the safety apparatus. A safety apparatus 100 includes an actuator 1, a push-up member 15 that is pushed up in one direction by the actuator 1, an ejected object 16 that is pushed up while being supported by the push-up member 15, a bottomed cylindrical container 18, and a lid 21 that closes an opening end of the container 18. The actuator 1 includes a piston member 10, a cylinder 14 that accommodates the piston member 10 and is provided with a bore 13 through which the piston member 10 protrudes outward at the time of activation, a base 2 to which one end of the cylinder 14 is caulked and fixed and that is attached to a center of a bottom inside the container 18, and a gas generator 17 as a power source for moving the piston member 10 in the cylinder 14.
ACTUATOR, SAFETY DEVICE, AND FLYING BODY
01.08.2024
Patent
Elektronische Ressource
Englisch
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