PROBLEM TO BE SOLVED: To efficiently generate the optimum optical frequency comb by using wavelength variable laser light as incident light.

SOLUTION: When the optical frequency comb OFC of modulated frequency intervals is generated by modulating laser light Linmade incident from a wavelength variable laser light source 1 in a Fabry-Perot resonator 13 by using a modulation signal h...

PROBLEM TO BE SOLVED: To provide an image projection device and an image projection method capable of projecting images of a wide range of colors, facilitating the work of the light source replacement, and achieving a longer life of the device.

SOLUTION: The image projection device 50 at least comprises a light source 51, a light modulation part 52 for modulating the light from the light so...

PROBLEM TO BE SOLVED: To provide a vehicle capable of performing single traveling by the own vehicle or integrated traveling in linkage with other vehicles.

SOLUTION: A plurality of single-seated vehicles capable of single traveling are combined and linked with one another, whereby the vehicles are integrally traveled while retaining a predetermined traveling form. Among all the vehicles tr...

PROBLEM TO BE SOLVED: To provide a small portable information recording carrier issuing device capable of performing read/write and print of information to RFID.

SOLUTION: An information recording carrier issuing unit 1 comprises an RFID read/write part 17, a medium insert part 18 guiding a medium inserted, and positioning an RFID inlet; a print character part 13 performing printing to a pr...

PROBLEM TO BE SOLVED: To receive a command from a host with one CM concerning a controller module CM during firmware exchange.

SOLUTION: When two CPUs 1, 11 are mounted on the controller module CM of a storage device and the firmware is replaced from A to B, the CPU 1 is made to be the auxiliary of the CPU 11 at first so as to replace the left firmware A with the new firmware B. Then the CP...

PROBLEM TO BE SOLVED: To provide a lining material for absorbing vibration that can exercise anti-slipping effect and good vibration absorbing effect due to its high shape-following capability against installations and installing surfaces.

SOLUTION: A lining material for absorbing vibration 11 is composed of outer layers 13, consisting of a viscoelastic substance such as an acrylic foam, by...

PROBLEM TO BE SOLVED: To provide a clamp tool capable of reducing the runout of a tooth space even if an error in parallelism of a workpiece is large when gear machining a plurality of works in a stack.

SOLUTION: This clamp tool includes: a shaft-like core bar inserted in an inside diameter part of a ring-shaped workpiece whose tooth flank is machined; a clamper having a clamping part for p...

PROBLEM TO BE SOLVED: To provide a tire vulcanizing mold for preventing the effect on the appearance of a tire due to the shift of a slit vent piece by certainly fixing the slit vent piece, which is embedded in a mold, to the mold.

SOLUTION: The tire vulcanizing mold is constituted by embedding the slit vent piece 8, which is formed into a columnar body and constituted so that a slit 9 pier...

PROBLEM TO BE SOLVED: To provide a technique for forming a minute air vent mechanism in a tire mold by a cast package process and a technique for forming a slit-shaped air vent mechanism which is difficult to correspond by a cast extraction process by the casting package process.

SOLUTION: A hollow structure material 2 which can penetrate the tire-molding mold in the wall thickness directio...

PROBLEM TO BE SOLVED: To calculate rotation speed, rotational direction, and a slip of a friction element of each part of a transmission system with a few rotation sensors.

SOLUTION: In the rotation information calculation device, in (a) mode, the rotation speed of a ring gear Rc of a gear set GC is represented by Nrc=0, the rotation speed of a carrier Cc, Ncc=äα/(1+α+β)}Nmg2, the rotation ...

PROBLEM TO BE SOLVED: To provide a vehicle traveling condition judging device, and a vehicle traveling condition judging method capable of accurately judging a sand road traveling condition and a traction traveling condition.

SOLUTION: A vehicle 1 comprises an ECU 100 increasing or decreasing a braking pressure for giving a braking force based on slip rates of wheels FR-RL, and the ECU 100 ...

PROBLEM TO BE SOLVED: To accurately determine whether the traveling road of a vehicle is a sandy road or not.

SOLUTION: The vehicle 1 comprises an ECU 100 increasing and decreasing brake pressure for giving a braking force based on slip rates of wheels FR-RL. The ECU 100 comprises an acceleration calculation part 104 calculating, based on a driving force generated by the internal combustion...

PROBLEM TO BE SOLVED: To attain a reverse gear ratio, which needs a large driving force, in a low gear side continuously variable gear mode without relying on a low gear ratio fixed mode, enabling omission of the low gear ratio fixed mode.

SOLUTION: In a hybrid transmission with a carrier Cf being fixed by a low brake L/B, a revolution of a sun gear Sr turns to a reverse one for the sun gea...

PROBLEM TO BE SOLVED: To provide a control device capable of suppressing the generation of a gear change shock in the gear changing of a transmission in a vehicle drive unit comprising a differential mechanism, a second electric motor provided in a power transmission route from the differential mechanism to driving wheels and the transmission.

SOLUTION: During the gear changing of an automa...

PROBLEM TO BE SOLVED: To improve the fuel consumption rate of a vehicle in an inter-vehicle distance control device.

SOLUTION: The inter-vehicle distance control device 1 comprises an inter-vehicle distance detection means 9 detecting an inter-vehicle distance between a preceding vehicle and an own vehicle; a relative speed calculation part 7a calculating a relative speed of the preceding v...

PROBLEM TO BE SOLVED: To restrain a torque of a power output device acting on a driving shaft from getting low when changing a gear ratio of a transmission.

SOLUTION: Execution timing is learnt matched with timing when a torque acting on a ring gear shaft 32a from a motor MG2 starts to get low by upshifting, based on an inertia phase starting time as a time when a rotational speed of the mo...

PROBLEM TO BE SOLVED: To stably travel a vehicle by optimizing the magnitude of the yaw moment assigned to the vehicle regardless of the boarding state, loading state or turning direction of the vehicle.

SOLUTION: A target driving/braking force Fvn and the target yaw moment Mvn of the vehicle by the control of a driving/braking force of each wheel is calculated (S20), correction coefficient...

PROBLEM TO BE SOLVED: To quickly and smoothly connect an internal combustion engine to a transmission by a hydraulic clutch by using a mechanical pneumatic transportation device generating an oil pressure and an electric pneumatic transportation device low in capability.

SOLUTION: When revolution Nin of the input shaft of a CVT is less than a threshold Nl, an electric oil pump is driven wit...

PROBLEM TO BE SOLVED: To quickly connect an internal combustion engine to a transmission, and to quickly output a necessary power from the connected internal combustion engine.

SOLUTION: When a start connection time operation is instructed, a request torque Td* is set based on accelerator opening Acc and a speed V, and a request power P* is calculated, and synchronous revolution Ntag is set...

PROBLEM TO BE SOLVED: To connect an internal combustion engine and a transmission in a proper timing, and to suppress shock which may occur when connecting them.

SOLUTION: When a start connection time operation is instructed, and a time Tc0 for decision to be calculated based on a difference between the revolutions Nin of an input shaft and the revolutions Ne of an engine and a learnt time ...