Abstract: A torque barrel for use with a brake system may comprise a torque barrel having a cylindrical structure including an inner surface, an outer surface, a first opening at a first end, and a second opening at an opposing second end; and a longitudinal hole disposed through the outer surface of the barrel between a first spline of the plurality of splines and a second spline of the plurality of splines.

Abstract: A wheel assembly is disclosed herein. The wheel assembly includes a torque bar extending in a first direction, a retainer plate coupled to the torque bar, the retainer plate having a first side formed into a first U-channel, the first U-channel formed in a second direction perpendicular to the first direction, a heat shield panel having a first side formed into a second U-channel, the second U-channel of the heat shield panel being formed in a third direction opposite the second direction, and a retention clasp formed from a portion of the heat shield panel, the retention clasp formed over an open end of the second U-channel.

Abstract: A retainer for connecting two panels of a heat shield assembly, the retainer comprising: a central elongate panel having a length l and a width w, a top end, a bottom end and first and second long sides extending from the top end to the bottom end; a first side panel extending along the first long side of the central elongate panel and a second side panel extending along the second long side of the central elongate panel; and wherein reinforcement features are applied to a surface of the central elongate panel.

Abstract: A retainer for connecting two panels of a heat shield assembly, the retainer comprising: a central elongate panel having a length 1 and a width w, a top end, a bottom end and first and second long sides extending from the top end to the bottom end; a first side panel extending along the first long side of the central elongate panel and a second side panel extending along the second long side of the central elongate panel; and wherein the central elongate panel is corrugated, with corrugations running along the length of the central elongate panel from the top end to the bottom end.

Abstract: A retainer for connecting two panels of a heat shield assembly, the retainer comprising: a central elongate panel having a length l and a width w, a top end, a bottom end and first and second long sides extending from the top end to the bottom end; a first side panel extending along the first long side of the central elongate panel and a second side panel extending along the second long side of the central elongate panel; a first U-shaped fold joining the central elongate panel first long side to the first side panel, and a second U-shaped fold joining the second long side to the second side panel.

Abstract: An aircraft brake insulator assembly for a brake mechanism of an aircraft includes a torque barrel assembly and a multi-layer insulator. The torque barrel assembly includes a torque plate and a torque barrel coupled to the torque plate. The multi-layer insulator is configured to be located between a piston housing of the brake mechanism and the torque plate. The multi-layer insulator includes a first insulator layer and a second insulator layer contacting the first insulator layer.

Abstract: A heat shield for a wheel assembly may comprise a plurality of heat shield segments and a plurality of heat shield retainers coupled to the plurality of heat shield segments. A plurality of shield bumpers may be coupled to a radially outward surface of each heat shield segment of the plurality of arcuate heat shield segments. A first retainer bumper may be located over a first radially outward surface of each heat shield retainer of the plurality of heat shield retainers.

Abstract: A torque barrel for use with a brake system may comprise a torque barrel having a cylindrical structure including an inner surface, an outer surface, a first opening at a first end, and a second opening at an opposing second end; and a longitudinal hole disposed through the outer surface of the barrel between a first spline of the plurality of splines and a second spline of the plurality of splines.

Abstract: An attachment bracket for fastening a heat shield panel of a wheel assembly to a radially inner surface of a wheel, the bracket having an essentially Z-shaped structure comprising an attachment part defining two inner contact surfaces in a first plane each shaped to form, in use, a surface contact with the radially outer surface of the heat shield panel, and a wheel connector part defining an outer contact surface in a second plane arranged to form, in use, a surface contact with the wheel when the heat shield panel is located in position relative to the wheel, where the first and second planes are essentially parallel but spaced apart in the axial direction of the wheel, and a sloping connector part extending from the first plane to the second plane connecting a first end of the attachment part to a first end of the wheel connector part.

Abstract: An aircraft landing gear arrangement may comprise a landing gear bogie having an axle, a torque tube surrounding the axle and mechanically coupled to the landing gear bogie. A brake stack may surround the torque tube. The torque tube may comprise a cylindrical body extending between a first end and a second end. A flange may be disposed at the first end. A mating surface may be disposed on the first end or the second end of the torque tube for mating the torque tube to the landing gear bogie. A bogie flange may extend from the landing gear bogie whereby the torque tube may be mounted to the landing gear bogie.

Abstract: A piston assembly for a multi-disk system may comprise an adjustor sleeve and a piston configured to telescope relative to the adjustor sleeve. A puck may be located at an end of the piston. The piston assembly may include a multi-layer insulator. The multi-layer insulator may comprise a first insulator layer contacting the puck or the piston, and a second insulator layer contacting the first insulator layer. The first and second insulator layers may each comprise a solid disk.

Abstract: An aircraft landing gear arrangement may comprise a landing gear bogie having an axle, a torque tube surrounding the axle and mechanically coupled to the landing gear bogie. A brake stack may surround the torque tube. The torque tube may comprise a cylindrical body extending between a first end and a second end. A flange may be disposed at the first end. A mating surface may be disposed on the first end or the second end of the torque tube for mating the torque tube to the landing gear bogie. A bogie flange may extend from the landing gear bogie whereby the torque tube may be mounted to the landing gear bogie.

Abstract: A multiple disc brake system comprises an annular disc stack that includes interleaved sets of rotor discs and stator discs; an axially extending torque tube; and an actuator that axially moves the rotor discs into engagement with an axially adjacent stator disc. Each of the stator discs includes a plurality of circumferential arranged stator lugs that secure the stator discs to the torque tube, where each of the plurality of circumferential stator lugs comprises tapered side walls that taper inwardly transverse to the axially extending torque tube.

Abstract: An aircraft landing gear arrangement may comprise a landing gear bogie having an axle, a torque tube surrounding the axle and mechanically coupled to the landing gear bogie. A brake stack may surround the torque tube. The torque tube may comprise a cylindrical body extending between a first end and a second end. A flange may be disposed at the first end. A mating surface may be disposed on the first end or the second end of the torque tube for mating the torque tube to the landing gear bogie. A bogie flange may extend from the landing gear bogie whereby the torque tube may be mounted to the landing gear bogie.

Abstract: A piston assembly for a multi-disk system may comprise an adjustor sleeve and a piston configured to telescope relative to the adjustor sleeve. A puck may be located at an end of the piston. The piston assembly may include a multi-layer insulator. The multi-layer insulator may comprise a first insulator layer contacting the puck or the piston, and a second insulator layer contacting the first insulator layer. The first and second insulator layers may each comprise a solid disk.

Abstract: An aircraft landing gear arrangement may comprise a landing gear bogie having an axle, a torque tube surrounding the axle and mechanically coupled to the landing gear bogie. A brake stack may surround the torque tube. The torque tube may comprise a cylindrical body extending between a first end and a second end. A flange may be disposed at the first end. A mating surface may be disposed on the first end or the second end of the torque tube for mating the torque tube to the landing gear bogie. A bogie flange may extend from the landing gear bogie whereby the torque tube may be mounted to the landing gear bogie.

Abstract: A piston housing manufactured by an additive manufacturing process is provided. The piston housing may comprise a plurality of chambers. The chambers may be in fluid communication with one another via non-linear fluid passageways. The non-linear fluid passageways may be defined in structural members configured to stiffen the piston housing.

Abstract: A piston housing manufactured by an additive manufacturing process is provided. The piston housing may comprise a plurality of chambers. The chambers may be in fluid communication with one another via non-linear fluid passageways. The non-linear fluid passageways may be defined in structural members configured to stiffen the piston housing.