PROBLEM TO BE SOLVED: To provide an optical wavelength multiplexer/demultiplexer circuit composed of an array waveguide diffraction grating which has a broad and flat passband characteristic and a low wavelength dispersion characteristic, necessary for a high speed and high quality transmission, and also has an improved manufacturing stability and a low loss characteristic, as compared with a c...

PROBLEM TO BE SOLVED: To generate maximum focused intensity at a target by achieving unit magnification, or near-unit magnification between a source image and a focused image at the target.

SOLUTION: A collimating reflector 30 and a focusing reflector 40 include a collimating/focusing reflector pair selected from the following group: each reflector of the pair of reflectors has a correspond...

PROBLEM TO BE SOLVED: To provide an information processor, an information processor control method and a computer-readable recording medium, in which a reliable security system can be attained by performing processing while discriminating an input error and unauthorized access, and preventing unauthorized use of data in a stolen information processor without erasing the data.

SOLUTION: The ...

PROBLEM TO BE SOLVED: To provide a method of manufacturing clad-type lead batteries that can have a smaller amount of lead sulfate in a positive-electrode active material after chemical conversion treatment for a battery case and a large discharged capacity in initial use.

SOLUTION: A clad type positive electrode plate is subjected to immersion treatment by providing ultrasound vibration to...

PROBLEM TO BE SOLVED: To provide a control valve type lead-acid battery increasing the discharge capacity without decreasing the life performance.

SOLUTION: A method of manufacturing the control valve type lead-acid battery in which an electrode plate group having a positive plate, a negative plate and a separator is placed in a battery container has: a step of manufacturing the positive pl...

PROBLEM TO BE SOLVED: To improve a fatigue strength of a spring and facilitate integration of a conductive circuit.

SOLUTION: A plate-shape spring substrate 102 is formed by injection molding of a polyether-ether ketone (PEEK) resin, and by coating a solution in which polypyrrole resin in dedoped state is dispersed on the surface with a binder mixed beforehand, an adhesive layer 103 is form...

PROBLEM TO BE SOLVED: To provide an aftersweetness-suppressing agent, capable of suppressing retention of aftersweetness of a high-sweetness sweetener.

SOLUTION: This aftersweetness-suppressing agent is obtained by making a high-sweetness sweetener coexist with poly-γ-glutamic acid or its salt, at a specified weight ratio.

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PROBLEM TO BE SOLVED: To provide a game machine with a shooting operation handle having a suitable handle fixation preventing function.

SOLUTION: In the game machine provided with the shooting operation handle 156 to be operated by a player in order to adjust the shooting power of a game ball by a ball shooting device which shoots the game ball to a game area, the shooting operation handle ...

PROBLEM TO BE SOLVED: To provide an inexpensive visual sense, brain and muscle training apparatus with a simple structure which eliminates the possibility of physical disorders and the like as caused by excessive loads applied on muscles and joints during the training by arranging training elements considering the cooperability between the visual sense, brain and muscles of a person to be train...

PROBLEM TO BE SOLVED: To provide a game machine allowing reduction of load applied to a device control part as much as possible when a shooting device and a delivering device are controlled by determining whether a main control part can output a prize winning detection signal to the device control part.

SOLUTION: The game machine has the shooting device for shooting game balls, the deliveri...

PROBLEM TO BE SOLVED: To provide a vacuum cleaner capable of preventing a thread-like dust from getting stuck in the through-hole of a filtration filter, and entangled and easily discharging the dust which is caught after cleaning work.

SOLUTION: The vacuum cleaner includes: a motor-driven blower 21; a dust separation part 23 with the filtration filter 27a mounted on the upstream side of th...

PROBLEM TO BE SOLVED: To provide a wastewater treatment method and apparatus which enables the efficient removal of hardly decomposable organic substances in the wastewater.

SOLUTION: The wastewater treatment apparatus 10 includes a fluidized-bed bioreactor 12 for treating the wastewater containing the hardly decomposable organic substances biologically with organism-deposited carriers 18, ...

PROBLEM TO BE SOLVED: To increase use efficiency of a sorbent in a dry type treating method wherein gas to be treated is continuously led in/led out of a reaction tube having a reaction zone formed with a packed layer consisting of the sorbent, and the gas to be treated is contactingly reacted with the sorbent for dry type treatment.

SOLUTION: In this dry type treating method, the gas to be...

PROBLEM TO BE SOLVED: To automatically clean, regarding a mold for vulcanizing a tire, the fouling in the exhaust passages at every vulcanization molding to eliminate a separate cleaning work or sharply reduce its load.

SOLUTION: The vulcanization mold has exhaust passages and is equipped, in the exhaust pathways 3a, with vent pieces 8 whose cross-sectional shapes are formed into a sonic no...

PROBLEM TO BE SOLVED: To provide a vehicular steering device capable of accurately travelling a course as intended by a driver regardless of change of loading condition or change of air pressure of a tire.

SOLUTION: The steering device comprises: a steering angle detection means 11 for detecting a steering angle of a vehicle; a vehicle speed detection means 12 for detecting speed of the veh...

PROBLEM TO BE SOLVED: To reduce an impact at shift-in of an outboard motor, while securing the stability of an engine output.

SOLUTION: A shift-in operation decision means 61 decides the shift-in based on a signal corresponding to an operation of a remote control lever 52. An ignition timing control means 63 delays the ignition timing angle of an engine 22 according to the decision result o...

PROBLEM TO BE SOLVED: To provide a vehicle state estimation unit for estimating a state amount of a vehicle in an all wheel drive vehicle, which easily estimates the vehicle state amount with high accuracy, by estimating the vehicle state amount obtained by detecting the vehicle state using as small number of sensors as possible.

SOLUTION: In S8, an estimated vehicle speed Vestis c...

PROBLEM TO BE SOLVED: To improve responsiveness of a vehicle at emergency evasion.

SOLUTION: A control device of the vehicle (1) is a control device for controlling the vehicle provided with first evading means (23a, 23b) capable of giving an evasion force for evading an obstacle to the vehicle, and second evading means (25a to 25d) capable of giving a negation force for negating the evasio...

PROBLEM TO BE SOLVED: To separate a seat only by loosening bolts for fixing the seat to a floor member.

SOLUTION: The seat 11 is fixed removably to a cross member 31 and a floor panel 18 with a front bolt 35 and a rear bolt 37 which penetrate a front bolt hole of a front bracket 22 and a rear bolt hole of a rear bracket 23, respectively. A front notch 22d through which the front bolt 35 loo...

PROBLEM TO BE SOLVED: To provide a vehicle behavior control device capable of reducing a braking distance of a vehicle while using braking force of a wheel on the low μ side to the maximum in braking on a split μ road.

SOLUTION: This vehicle behavior control device is furnished with a rear wheel toe angle control device to independently control each of toe angles of the right and left rear ...