Abstract: A toroidal continuously variable transmission including at least one containment body covering a target disc that is at least one of an input disc and an output disc. The containment body includes a ring that covers an outer peripheral surface of the target disc so as to be spaced apart from the outer peripheral surface of the target disc in a radial direction. A maximum dimension of the ring in an axial direction is larger than a maximum dimension of the outer peripheral surface of the target disc in the axial direction.

Abstract: A toroidal continuously variable transmission. A power roller (40) of the transmission includes a power roller inner ring (50) sandwiched between both disks (1, 2), a power roller outer ring (60) provided in a trunnion (35) and rotatably supporting the power roller inner ring (50), and an inner ring hole (52) provided in the power roller inner ring (50) to extend in an axial direction of the power roller inner ring (50), in which an end surface hole (58) communicating with an inner ring hole (52) is provided in an inner end surface (54) of the power roller inner ring (50), and the end surface hole (58) is closed by a closing member (80) separate from the power roller inner ring (50).

Abstract: A toroidal continuously variable transmission including a power roller; a support supporting the power roller rotatably; a thrust bearing receiving a load of the power roller in a direction along a rotating axis; and an oil passage supplying lubricating oil to the thrust bearing. A surface of the power roller opposing the support includes a first bearing grooved and the support opposing the power roller includes a second bearing groove. A virtual axis of a discharge port in the oil passage reaches a bearing groove that is one of the first bearing groove and the second bearing groove. Viewed from a direction perpendicular to the rotation axis, a portion of a retainer located at a radially inner side of a retaining hole of the retainer and a portion located at a radially inner side of the bearing groove are located at sides opposite to each other across the virtual axis.

Abstract: A toroidal continuously variable transmission includes a rotating shaft, a pair of discs, at least one power roller, and at least one bearing arranged between the rotating shaft and a casing. At least one of the pair of discs includes: a disc main body including a concave surface opposed to the power roller; and a cylindrical portion projecting from the disc main body along the rotation axis toward an opposite side of the power roller. The cylindrical portion is inserted between the bearing and the rotating shaft.

Abstract: Provided is a toroidal continuously variable transmission that can achieve suitable oil feed both for lubrication at contact interfaces between a power roller and discs and for cooling of the power roller; and a drive mechanism-integrated electricity generation apparatus for an aircraft, the electricity generation apparatus including the toroidal continuously variable transmission. The toroidal continuously variable transmission includes at least one lubrication outlet that discharges an oil toward at least one contact interface between an input or output disc and the power roller; and at least one cooling outlet that discharges the oil toward the power roller. The cooling outlet and the lubrication outlet are arranged such that a distance between the cooling outlet and a point at which the oil discharged from the cooling outlet contacts the power roller is smaller than a distance between the lubrication outlet and the contact interface.

Abstract: Provided is a toroidal continuously variable transmission that can create a jet of oil resistant to the influence of wind generated by rotation of a power roller, thereby feeding a sufficient amount of oil to the power roller to cool the power roller with the oil; and a drive mechanism-integrated electricity generation apparatus for an aircraft, the electricity generation apparatus including the toroidal continuously variable transmission. The toroidal continuously variable transmission includes a discharge structure including an outlet that discharges an oil. The discharge structure includes first and second oil passages connected with each other inside the discharge structure, and arranged such that the oil flowing through the first oil passage and the second oil passage collide with each other in the vicinity of the outlet and that a jet of oil discharged from the outlet forms a flattened shape extending along a rotational direction of the power roller.

Abstract: An electric power generating apparatus for use in an aircraft is an electric power generating apparatus connected through an emergency cut-off device to a gear box such that the gear box can transmit power to the electric power generating apparatus, the gear box being configured to decrease speed of rotational power of an aircraft engine. The electric power generating apparatus includes: a manual transmission configured to change the speed of the rotational power transmitted from the emergency cut-off device and including a plurality of gear stages; and an electric power generator to which the rotational power which has been changed in speed by the manual transmission is transmitted.

Abstract: A toroidal continuously variable transmission including at least one containment body covering a target disc that is at least one of an input disc and an output disc. The containment body includes a ring that covers an outer peripheral surface of the target disc so as to be spaced apart from the outer peripheral surface of the target disc in a radial direction. A maximum dimension of the ring in an axial direction is larger than a maximum dimension of the outer peripheral surface of the target disc in the axial direction.

Abstract: An electric power generation controller for use in an aircraft is a controller of an electric power generating system configured such that: a manual transmission changes speed of rotational power of an aircraft engine; a continuously variable transmission changes the speed of the rotational power which has been changed in speed by the manual transmission; and the continuously variable transmission transmits the rotational power to an electric power generator.

Abstract: There is provided a toroidal continuously variable transmission capable of ensuring processability and conveyability of a power roller inner ring while reducing oil leakage from an inner end surface of the power roller inner ring and a decrease in rigidity of the power roller inner ring. A power roller 40 of the toroidal continuously variable transmission includes a power roller inner ring 50 sandwiched between both disks 1 and 2, a power roller outer ring 60 that is provided in a trunnion 35 and rotatably supports the power roller inner ring 50, and an inner ring hole 52 provided in the power roller inner ring 50 so as to extend in an axial direction of the power roller inner ring 50, in which an end surface hole 58 communicating with an inner ring hole 52 is provided in an inner end surface 54 of the power roller inner ring 50, and the end surface hole 58 is closed by a closing member 80 separate from the power roller inner ring 50.

Abstract: A printing paper having a base layer, an intermediate layer, and a surface layer, the intermediate layer being arranged adjacent to the base layer and on the base layer, and the surface layer being arranged adjacent to the intermediate layer and on the intermediate layer, the base layer, the intermediate layer, and the surface layer each being a thermoplastic resin film having pores, an average pore size of the surface layer being from 0.2 to 5 ?m, an average pore size of the intermediate layer being from 5 to 70 ?m and being greater than the average pore size of the surface layer, and an average pore size of the base layer being from 70 to 200 ?m and being greater than the average pore size of the intermediate layer.

Abstract: The present invention provides a crosslinked polymer composition exhibiting significantly improved elongation at break over conventional ones, and a polymer composition and a polyrotaxane, each of which can be used as a raw material of the crosslinked polymer composition. The polyrotaxane contains a linear molecule, a cyclic molecule, and a blocking group, wherein the cyclic molecule has a hydrosilyl group. The polymer composition contains the polyrotaxane and a polymer, wherein the polymer has a double bond on at least either a main chain or a side chain. The crosslinked polymer composition is produced by crosslinking of the polymer composition through chemical reaction between the hydrosilyl group of the cyclic molecule and the double bond of the polymer.

Abstract: A polyrotaxane of high heat resistance contains a linear molecule, a cyclic molecule enclosing the linear molecule such that the cyclic molecule is skewered with the linear molecule, and 5 blocking groups disposed at both ends of the linear molecule. The cyclic molecule contains an aromatic ring having, on a side chain, a phenolic hydroxyl group. The polyrotaxane can be produced by dissolving, in a methanol-containing solvent, a linear molecule and a cyclic 10 molecule containing an aromatic ring having, on a side chain, a phenolic hydroxyl group, to yield a pseudo polyrotaxane in which the cyclic molecule encloses the linear molecule such that the cyclic molecule is skewered with the linear molecule; and dissolving the pseudo polyrotaxane and a blocking group 15 material in a solvent, to dispose blocking groups at both ends of the linear molecule.

Abstract: A toroidal continuously variable transmission including a power roller; a support supporting the power roller rotatably; a thrust bearing receiving a load of the power roller in a direction along a rotating axis; and an oil passage supplying lubricating oil to the thrust bearing. A surface of the power roller opposing the support includes a first bearing grooved and the support opposing the power roller includes a second bearing groove. A virtual axis of a discharge port in the oil passage reaches a bearing groove that is one of the first bearing groove and the second bearing groove. Viewed from a direction perpendicular to the rotation axis, a portion of a retainer located at a radially inner side of a retaining hole of the retainer and a portion located at a radially inner side of the bearing groove are located at sides opposite to each other across the virtual axis.

Abstract: Provided is a toroidal continuously variable transmission that can create a jet of oil resistant to the influence of wind generated by rotation of a power roller, thereby feeding a sufficient amount of oil to the power roller to cool the power roller with the oil; and a drive mechanism-integrated electricity generation apparatus for an aircraft, the electricity generation apparatus including the toroidal continuously variable transmission. The toroidal continuously variable transmission includes a discharge structure including an outlet that discharges an oil. The discharge structure includes first and second oil passages connected with each other inside the discharge structure, and arranged such that the oil flowing through the first oil passage and the second oil passage collide with each other in the vicinity of the outlet and that a jet of oil discharged from the outlet forms a flattened shape extending along a rotational direction of the power roller.

Abstract: A toroidal continuously variable transmission includes a rotating shaft, a pair of discs, at least one power roller, and at least one bearing arranged between the rotating shaft and a casing. At least one of the pair of discs includes: a disc main body including a concave surface opposed to the power roller; and a cylindrical portion projecting from the disc main body along the rotation axis toward an opposite side of the power roller. The cylindrical portion is inserted between the bearing and the rotating shaft.

Abstract: An electric power generation controller for use in an aircraft is a controller of an electric power generating apparatus including a manual transmission configured to change speed of rotational power of an aircraft engine, transmit the rotational power to an electric power generator, and switch a gear stage by a friction clutch pressed by an actuator. The electric power generation controller includes a manual transmission control section configured to control the manual transmission. The manual transmission control section includes: a shift command section configured to output a shift signal which switches the gear stage of the manual transmission; and a clutch control section configured to, when switching the gear stage of the manual transmission, control clutch pressure of the actuator such that the friction clutch becomes a half-engaged state.

Abstract: A rubber composition in which a diene rubber containing hydroxyl groups and a polyrotaxane containing a hydrocarbon-modified cyclodextrin as cyclic molecules are urethane-crosslinked by an isocyanate that is a crosslinking agent.

Abstract: A toroidal continuously variable transmission includes: first and second pistons attached to a shaft portion of a trunnion so as to be externally fitted to the shaft portion, the first and second pistons being arranged so as to be lined up in a direction along a tilt axis; and a cylinder forming a first pressure chamber which makes the first piston move toward a first side in the direction along the tilt axis and a second pressure chamber which makes the second piston move toward a second side in the direction along the tilt axis. The cylinder includes a first lubricating oil passage, and the shaft portion of the trunnion includes a second lubricating oil passage. A third lubricating oil passage through which the first lubricating oil passage communicates with the second lubricating oil passage is formed between the first piston and the second piston.

Abstract: Provided is a toroidal continuously variable transmission that can achieve suitable oil feed both for lubrication at contact interfaces between a power roller and discs and for cooling of the power roller; and a drive mechanism-integrated electricity generation apparatus for an aircraft, the electricity generation apparatus including the toroidal continuously variable transmission. The toroidal continuously variable transmission includes at least one lubrication outlet that discharges an oil toward at least one contact interface between an input or output disc and the power roller; and at least one cooling outlet that discharges the oil toward the power roller. The cooling outlet and the lubrication outlet are arranged such that a distance between the cooling outlet and a point at which the oil discharged from the cooling outlet contacts the power roller is smaller than a distance between the lubrication outlet and the contact interface.