B64D17/44

SAFETY DEVICE, AND FLYING BODY PROVIDED WITH SAFETY DEVICE
20230116259 · 2023-04-13 ·

There are provided a safety apparatus and an aerial vehicle including the safety apparatus, in which a lid and an opening end of a container are fixed before operation more firmly than a conventional art to be less susceptible to an external environment. A safety apparatus 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 to the outside during operation, a push-up member 15 that is pushed up in one direction by the piston member 10, an ejected object 16 that is pushed up while being supported by the push-up member 15, and a gas generator 17 that moves the piston member 10 in the cylinder 14. A bottomed cylindrical portion 19 of the push-up member 15 has a hole 53, the hole 53 has a substantially identical shape to a shape of one end of a rod 12, and the one end of the rod 12 is fitted to the hole 53. The bottomed cylindrical portion 19 and the rod 12 are fastened and fixed by a bolt member 15.

SAFETY DEVICE, AND FLYING BODY PROVIDED WITH SAFETY DEVICE
20230116259 · 2023-04-13 ·

There are provided a safety apparatus and an aerial vehicle including the safety apparatus, in which a lid and an opening end of a container are fixed before operation more firmly than a conventional art to be less susceptible to an external environment. A safety apparatus 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 to the outside during operation, a push-up member 15 that is pushed up in one direction by the piston member 10, an ejected object 16 that is pushed up while being supported by the push-up member 15, and a gas generator 17 that moves the piston member 10 in the cylinder 14. A bottomed cylindrical portion 19 of the push-up member 15 has a hole 53, the hole 53 has a substantially identical shape to a shape of one end of a rod 12, and the one end of the rod 12 is fitted to the hole 53. The bottomed cylindrical portion 19 and the rod 12 are fastened and fixed by a bolt member 15.

SAFETY DEVICE, AND FLYING VEHICLE PROVIDED WITH SAFETY DEVICE

There is provided a safety apparatus including a push-up member in which an ejected object is hardly displaced even during transportation, and an aerial vehicle including the safety apparatus. A safety apparatus 100 includes a cylinder 14 that accommodates a piston member 10 and is provided with a bore 13 through which the piston member 10 protrudes to the outside (upward in FIG. 1) during operation, a push-up member 15 that is pushed up in one direction by the piston member 10, an ejected object 16 that is pushed up while being supported by the push-up member 15, a gas generator 17 as a power source that moves the piston member 10 in the cylinder 14, a container 18 that has a bottomed cylindrical shape and accommodates the piston member 10, the cylinder 14, the push-up member 15, the ejected object 16, and the gas generator 17, and a lid 21 that closes an opening end of the container 18. A movement preventing member 27 that prevents the ejected object 16 from moving in a circumferential direction of a bottomed cylindrical portion 19 is provided on an upper surface of a support 20 of the push-up member 15.

SAFETY DEVICE, AND FLYING VEHICLE PROVIDED WITH SAFETY DEVICE

There is provided a safety apparatus including a push-up member in which an ejected object is hardly displaced even during transportation, and an aerial vehicle including the safety apparatus. A safety apparatus 100 includes a cylinder 14 that accommodates a piston member 10 and is provided with a bore 13 through which the piston member 10 protrudes to the outside (upward in FIG. 1) during operation, a push-up member 15 that is pushed up in one direction by the piston member 10, an ejected object 16 that is pushed up while being supported by the push-up member 15, a gas generator 17 as a power source that moves the piston member 10 in the cylinder 14, a container 18 that has a bottomed cylindrical shape and accommodates the piston member 10, the cylinder 14, the push-up member 15, the ejected object 16, and the gas generator 17, and a lid 21 that closes an opening end of the container 18. A movement preventing member 27 that prevents the ejected object 16 from moving in a circumferential direction of a bottomed cylindrical portion 19 is provided on an upper surface of a support 20 of the push-up member 15.

SYSTEMS AND METHODS FOR RAIN ABATEMENT IN PARACHUTE PACKING
20220306303 · 2022-09-29 · ·

A recovery parachute assembly may comprise a container comprising an open base end, a parachute packed within the container, a plurality of riser lines and suspension lines packed within the container and proximate the open base end, a tray including a lip configured to receive the open base end of the parachute container, and a first standoff block coupled to the tray, wherein the first standoff block compresses at least one of the riser lines or suspension lines into the base end of the container and away from the tray, wherein the first standoff block defines a channel between the lip of the tray and the first standoff block, wherein the channel includes a plurality of drain holes formed along a distal edge of the tray.

SYSTEMS AND METHODS FOR RAIN ABATEMENT IN PARACHUTE PACKING
20220306303 · 2022-09-29 · ·

A recovery parachute assembly may comprise a container comprising an open base end, a parachute packed within the container, a plurality of riser lines and suspension lines packed within the container and proximate the open base end, a tray including a lip configured to receive the open base end of the parachute container, and a first standoff block coupled to the tray, wherein the first standoff block compresses at least one of the riser lines or suspension lines into the base end of the container and away from the tray, wherein the first standoff block defines a channel between the lip of the tray and the first standoff block, wherein the channel includes a plurality of drain holes formed along a distal edge of the tray.

Aerodynamic braking device for a payload casing

An aerodynamic braking device for a payload casing intended to be ejected from a projectile on its trajectory including at least one parachute connected to the casing by hangers, the parachute and the parachute hangers being housed in a sleeve. The sleeve is wound around an axis of winding perpendicular to its longitudinal direction and attached to a cylindrical housing the axis of which is parallel to the axis of winding, which housing is itself secured to a shell base that closes off the projectile, the hangers being connected to the casing by an extension cable which is wound around the axis of the housing and attached thereto by at least three peripheral break lines which are uniformly angularly distributed.

Aerodynamic braking device for a payload casing

An aerodynamic braking device for a payload casing intended to be ejected from a projectile on its trajectory including at least one parachute connected to the casing by hangers, the parachute and the parachute hangers being housed in a sleeve. The sleeve is wound around an axis of winding perpendicular to its longitudinal direction and attached to a cylindrical housing the axis of which is parallel to the axis of winding, which housing is itself secured to a shell base that closes off the projectile, the hangers being connected to the casing by an extension cable which is wound around the axis of the housing and attached thereto by at least three peripheral break lines which are uniformly angularly distributed.

Systems and methods for rain abatement in parachute packing
11724812 · 2023-08-15 · ·

A recovery parachute assembly may comprise a container comprising an open base end, a parachute packed within the container, a plurality of riser lines and suspension lines packed within the container and proximate the open base end, a tray including a lip configured to receive the open base end of the parachute container, and a first standoff block coupled to the tray, wherein the first standoff block compresses at least one of the riser lines or suspension lines into the base end of the container and away from the tray, wherein the first standoff block defines a channel between the lip of the tray and the first standoff block, wherein the channel includes a plurality of drain holes formed along a distal edge of the tray.

Systems and methods for rain abatement in parachute packing
11724812 · 2023-08-15 · ·

A recovery parachute assembly may comprise a container comprising an open base end, a parachute packed within the container, a plurality of riser lines and suspension lines packed within the container and proximate the open base end, a tray including a lip configured to receive the open base end of the parachute container, and a first standoff block coupled to the tray, wherein the first standoff block compresses at least one of the riser lines or suspension lines into the base end of the container and away from the tray, wherein the first standoff block defines a channel between the lip of the tray and the first standoff block, wherein the channel includes a plurality of drain holes formed along a distal edge of the tray.