Abstract: A catalyst support can be produced by undergoing solution-preparation step S1, solution-filling step S2, drying step S3, calcination step S4, and firing step S5. The catalyst support or catalyst can include magnesium aluminate (MgAl2O4) having a specific surface area of 80 to 150 m2/g and a pore volume of 0.45 to 0.65 ml/g, the magnesium aluminate capable of having a precious metal supported thereon.

Abstract: A power transmitting apparatus for a vehicle mounted with a torque converter and an idle-stop mechanism can be configured to improve fuel economy without cancelling a fuel-cut-ff during vehicle speed reduction and to reduce the manufacturing cost by eliminating an electrically-driven oil pump. A power transmitting apparatus can comprise a torque converter, a clutch mechanism, an oil pump, a continuously variable transmission, a clutch control device, an engine control device, and a flow control device. The flow control device can be configured to limit or prevent the supply of oil to the torque converter by the oil pump and to prioritize the supply of oil to the clutch mechanism and the continuously variable transmission when the vehicle speed is reduced below a predetermined value with fuel being cut off by the engine control device during vehicle speed reduction.

Abstract: A power transmitting apparatus, such an automotive transmission, adapted to properly select transmission of or cutting-off of a driving force of the driving source to or from the wheels of a vehicle can include a torque converter having a torque amplifying function. A clutch mechanism can include a first clutch device configured to transmit the driving force to the wheels through the torque converter and a second clutch device configured to transmit the driving force without passing through the torque converter. A selecting device can control the first clutch device or the second clutch device in accordance with conditions of the vehicle including starting from a stop. An input-side measuring device can be used to measure an input-side rotational speed of the first clutch device and an output-side measuring device can be used for measuring an output-side rotational speed of the first clutch device.

Abstract: A power transmitting apparatus for transmitting power from a driving source of a vehicle to its wheels can be adapted to properly select transmitting or cutting-off of the driving force of the driving source to or from the wheels. The apparatus can comprise a torque converter having a torque amplifying function; a clutch mechanism including a first clutch device operable on advancement of the vehicle and adapted to transmit the driving force of the driving source to the wheels through a power transmitting system of the torque converter and a second clutch device adapted to transmit the driving force of the driving source to the wheels without the power transmitting system of the torque converter. A selecting device can be configured to operate the first clutch device and/or the second clutch device in accordance with operation modes of the vehicle, including starting.

Abstract: A power transmitting apparatus for a vehicle mounted with a torque converter and an idle-stop mechanism can be configured to improve fuel economy without cancelling a fuel-cut-off during vehicle speed reduction and to reduce the manufacturing cost by eliminating an electrically-driven oil pump. A power transmitting apparatus can comprise a torque converter, a clutch mechanism, an oil pump, a continuously variable transmission, a clutch control device, an engine control device, and a flow control device. The flow control device can be configured to limit or prevent the supply of oil to the torque converter by the oil pump and to prioritize the supply of oil to the clutch mechanism and the continuously variable transmission when the vehicle speed is reduced below a predetermined value with fuel being cut off by the engine control device during vehicle speed reduction.

Abstract: A power transmitting apparatus can comprise a plurality of gear stage clutches arranged on the way of a power transmitting path between an engine and the wheels. Each of the gear stage clutches include alternately arranged driving clutch discs and driven clutch discs, hydraulic pistons actuated by hydraulic oil to selectively engage or disengage the driving clutch discs and driven clutch discs, hydraulic chambers for actuating the hydraulic pistons, and supplying ports communicating with oil passages formed within the input shaft and opening on the side surface of the input shaft for supplying the hydraulic chambers with hydraulic oil from the oil passages to actuate the hydraulic pistons. A plurality of the supplying ports can be formed on a same plane of a radial cross-section of the input shaft.

Abstract: A power transmitting apparatus can comprise a clutch housing rotatable together with an input member and supporting a plurality of driving clutch plates. A clutch member can support a plurality of driven clutch plates alternately arranged between the driving clutch plates via spline fitting and connected to an output member. A pressure member can be mounted on the clutch member so as to be axially movable therealong so as to accommodate pressure-contact and release of the driving clutch plates and the driven clutch plates. Back-torque limiting cams can be configured to release the connection between the driving clutch plates and the driven clutch plates when the rotation speed of the output member has exceeded that of the input member. A rotational force input to the input member can be transmitted to the output member by pressure-contacting the driving clutch plates and the driven clutch plates.

Abstract: A power transmitting apparatus for a vehicle mounted with a torque converter can be configured to instantly supply sufficient oil to a clutch mechanism on restart of the engine after an idle-stop without an electrically-driven oil pump. A power transmitting apparatus can comprise a torque converter having a torque amplifying function, a clutch mechanism, an oil pump, a clutch control device, an engine control device, and a flow control device. The oil pump can be driven by the driving power of the engine to supply oil to the clutch mechanism and the torque converter to operate them. The flow control device can be configured to limit or prevent the supply of oil to the torque converter by the oil pump and to prioritize the supply of oil to the clutch mechanism when the engine is restarted by the engine control device after the idle-stopped condition.

Abstract: A power transmitting apparatus for a vehicle mounted with a torque converter and an idle-stop mechanism can be configured to improve fuel economy without cancelling a fuel-cut-ff during vehicle speed reduction and to reduce the manufacturing cost by eliminating an electrically-driven oil pump. A power transmitting apparatus can comprise a torque converter, a clutch mechanism, an oil pump, a continuously variable transmission, a clutch control device, an engine control device, and a flow control device. The flow control device can be configured to limit or prevent the supply of oil to the torque converter by the oil pump and to prioritize the supply of oil to the clutch mechanism and the continuously variable transmission when the vehicle speed is reduced below a predetermined value with fuel being cut off by the engine control device during vehicle speed reduction.

Abstract: A power transmitting apparatus with improved power transmitting efficiency and reduced lag time for shifting speeds can comprise a starting clutch mechanism configured to selectively transmit and cut off driving power of engine to wheels of a vehicle, a plurality of gear-stage clutch devices operatively positioned to transmit power between the starting clutch mechanism and the wheels, an input and an output of the plurality of gear-stage clutch devices configured at predetermined gear ratios, and a gear-stage selecting device configured to select any one of the gear-stage clutch devices in accordance with a vehicle operating condition and selectively set a gear ratio for power transmission from the engine to the wheels. The gear-stage clutch devices can comprise alternately arranged driving clutch discs and driven clutch discs, and hydraulic pistons.

Abstract: A power transmitting apparatus, such as an automotive transmission, can be configured to improve vehicle starting performance by using the torque amplifying function of a torque converter, improve the power transmitting efficiency during steady vehicle operation and reduce the size of the power transmitting apparatus. A power transmitting apparatus configured to transmit power from a driving source of a vehicle to its wheels and can be configured selectively transmit or cutting-off the driving force to the wheels can comprise a torque converter having a torque amplifying function. A clutch mechanism can include a first clutch device to transmit the driving force to the wheels through a power transmitting system of the torque converter and a second clutch to transmit the driving force without the power transmitting system of the torque converter.

Abstract: A power transmitting apparatus, such as an automotive transmission, can be configured to reduce the size of a torque converter as well as improve the flexibility of the torque converter's layout. A power transmitting apparatus configured to transmit power from a driving source of a vehicle to its wheels and can be configured selectively transmit or cutting-off the driving force to the wheels can comprise a torque converter having a torque amplifying function. A clutch mechanism can include a first clutch device to transmit the driving force to the wheels through a power transmitting system of the torque converter and a second clutch to transmit the driving force without the power transmitting system of the torque converter. A selecting device can control the first clutch device or the second clutch device in accordance with conditions of the vehicle including start of a vehicle from a stop.

Abstract: A bending apparatus for corrugating a sheet-like material can comprise a support member, a feed mechanism, a bending member, a hold-down member, and a driving mechanism. The support member can comprise a support surface formed with desired corrugations. The feed mechanism can be configured to feed the support member in increments corresponding to one pitch of the corrugations formed on the support member. The bending member can be configured to be reciprocated between an actuated position mating with a corrugation on the support surface such that a sheet-like material laying on the support surface is bent along the corrugation formed on the support member and a retracted position. The hold-down member can be configured to be reciprocated between an actuated position holding the sheet-like material against the support surface and a retracted position.

Abstract: A power transmitting apparatus for a hybrid vehicle can transmit the driving force of engine E to the motor M or reversely the driving force of motor M to the engine E when the vehicle is stopped while avoiding transmission of the driving force of either of them to the driving wheels D such that the vehicle remains stopped. In some embodiments, a power transmitting apparatus for a hybrid vehicle can comprise a first clutch operatively posited between an engine mounted on a vehicle to driving wheels in a power transmission system and configured to transmit or cutoff driving force of the engine to or from the driving wheels; a second clutch operatively positioned between a motor mounted on a vehicle to the driving wheels in a power transmission system and configured to transmit or cut off driving force of the motor to or from the driving wheels.

Abstract: A wet clutch friction plate is provided in which a plurality of oil channels (22) are formed in a friction material (21) bonded to one side face or opposite side faces of a core plate (20), the plurality of oil channels (22) providing communication between inner and outer peripheral edges of the friction material (21), and a plurality of oil channels (22) having a discharge angle (?) that discharge oil from an inner peripheral side to an outer peripheral side of the friction plate (15) when the friction plate (15) rotates and a plurality of oil channels (22) having an inflow angle (?) that draw oil in from the outer peripheral side to the inner peripheral side of the friction plate (15) are mixed at substantially equal intervals. In this way, the frictional properties can be stabilized when connection of the clutch is in transition, and the phenomenon of drag due to oil viscosity resistance can be suppressed when the clutch is in an off state.

Abstract: A power transmitting apparatus can be configured to switch between 2-wheel drive mode and 4-wheel drive mode and to lock and unlock a differential device. The power transmitting apparatus can comprise an input shaft connected to a driving power source i.e.

Abstract: A power transmitting apparatus, such an automotive transmission, adapted to properly select transmission of or cutting-off of a driving force of the driving source to or from the wheels of a vehicle can include a torque converter having a torque amplifying function. A clutch mechanism can include a first clutch device configured to transmit the driving force to the wheels through the torque converter and a second clutch device configured to transmit the driving force without passing through the torque converter. A selecting device can control the first clutch device or the second clutch device in accordance with conditions of the vehicle including starting from a stop. An input-side measuring device can be used to measure an input-side rotational speed of the first clutch device and an output-side measuring device can be used for measuring an output-side rotational speed of the first clutch device.

Abstract: A power transmitting apparatus for transmitting power from a driving source of a vehicle to its wheels can be adapted to properly select transmitting or cutting-off of the driving force of the driving source to or from the wheels. The apparatus can comprise a torque converter having a torque amplifying function; a clutch mechanism including a first clutch device operable on advancement of the vehicle and adapted to transmit the driving force of the driving source to the wheels through a power transmitting system of the torque converter and a second clutch device adapted to transmit the driving force of the driving source to the wheels without the power transmitting system of the torque converter. A selecting device can be configured to operate the first clutch device and/or the second clutch device in accordance with operation modes of the vehicle, including starting.

Abstract: A clutch outer member (1) for a multi-plate clutch is provided that includes an end wall (7), a large number of fins (30) extending axially from the outer peripheral part of the end wall (7) and arranged at equal intervals in the peripheral direction so as to define spline grooves (20B) therebetween, and an annular connecting part (31) formed on the outer periphery at the extremity of this group of fins (30) and connecting the fins (30) integrally to each other, the fin (30) having an axially-extending weight-cutting bottomed groove (33) formed, wherein the annular connecting part (31) is provided, on a part of its outer end face corresponding to each of the spline grooves (20B), with a reference notch (32) indicating the position of the spline groove (20B), and spline teeth (20A) of a friction plate (3) are fitted into the spline grooves (20B) corresponding to the reference notches (32).

Abstract: In a first hydraulic clutch device 36 provided with a first clutch inner 84, a pressure bearing plate portion 84D disposed on the first clutch inner 84 opposing driving and driven friction plates 85 and 86, a clutch piston 91 that is consecutively disposed to a pressurizing plate portion 91D and moves to the side to pressurize the driving and driven friction plates 85 and 86 in accordance with an increase in a hydraulic pressure in a control hydraulic chamber 96, a piston guide 92 that forms a control hydraulic chamber 96 between itself and the clutch piston 91, and a canceller plate 93 that forms a hydraulic canceller chamber 97 on the side opposite to the control hydraulic pressure chamber 96, a projection portion 133 of the canceller plate 93 and a notch portion 122 disposed in the piston guide 92 and engaged with the projection portion 133 are engaged with each other and assembled, and a clip 135 that is engaged with an engagement groove 123 of the notch portion 122 and regulates axial movement of the can