A method is disclosed for laser lap welding a pair of metal members together. At least one of the pair of metals having a protective metal layer. Each of the metal members having a melt temperature greater than the melt temperature of the protective metal layer. The method includes placing one end of the pair of metal members in an overlapping relation to an other end of the pair of metal members ...

PROBLEM TO BE SOLVED: To realize an efficient and effective work flow related to radiation photography utilizing a mobile radiation photographing device.

SOLUTION: A radiation photographing method by the mobile radiation photographing device is equipped with a radiation image producing part containing photoelectric conversion elements for producing radiation image data of a patient to be ph...

PROBLEM TO BE SOLVED: To provide a centrifugal filtration apparatus in which the recovery rate of crystals in a basket can be increased without making a centrifugal filtration apparatus have a complicated structure.

SOLUTION: The basket 10 is supported in a casing 7 with the center axial line of the basket 10 kept in the horizontal direction. The apparatus is provided with a crystal sucking...

PROBLEM TO BE SOLVED: To provide a vehicle controller which has a simple configuration and avoids reduction of load applied to an engine when starting a vehicle after automatic restart of the engine, prevents increase of the number of revolutions of the engine even if an electric hydraulic pump is not provided separately, and reduces fastening shock caused by fastening a clutch of an automatic ...

PROBLEM TO BE SOLVED: To allow less foot slippage on the surface of a passway when riding on from a ridge between rice fields through the passway.

SOLUTION: A seedling rice planting device 2 is connected to the rear part of a wheeled vehicle body 1 and rear wheels 6 of the wheeled vehicle body 1 are supported on a body frame 10 via a swing arm 15 so as to rock up and down around a front sup...

PROBLEM TO BE SOLVED: To keep engine speed at a target engine speed which secures good fuel economy.

SOLUTION: A sun gear 16a of a planetary gear mechanism 16, an engine 10, and a continuously variable transmission 18 and a driving wheel 20 are connected to a generator 14, a carrier 16d, and a ring gear 16b, respectively. When the target engine speed tNe is a ring gear rotating speed Nr or ...

PROBLEM TO BE SOLVED: To solve the problem on a system using a brake operating mechanism for accelerating a vehicle that a driver bears burden when coping with sudden deceleration for avoiding a danger while releasing his leg from the brake operating mechanism for accelerating the vehicle, because he should be ready on the brake operating mechanism.

SOLUTION: A footrest function range and a...

PROBLEM TO BE SOLVED: To improve the support of a powder feeder and the rotational drive of a rotary vessel in the powder feeder to be used in a horizontal rotary powder filling and packing machine which forms a bag out of a continuous resin film by heat-sealing and fills and dividedly packs the powder.

SOLUTION: A powder feeder comprises a rotary vessel which receives the powder from a hop...

PROBLEM TO BE SOLVED: To provide an ending device for pneumatically connecting two thread ends, with a device for applying a liquid to splicing air, which includes a splicing head and a splicing passage having at least one compressed air suction opening, and is improved to be compact-size and realized in a simple form to surely perform ending for troublesome threads and prevent excessive contam...

PROBLEM TO BE SOLVED: To increase the overall efficiency of a hybrid vehicle in the hybrid vehicle formed by combining an engine in which a compression state such as an intake air compression ratio can be changed with a motor generator device.

SOLUTION: This hybrid vehicle comprises the engine and a compression state variable means capable of changing the compression ratio in a combustion c...

PROBLEM TO BE SOLVED: To provide a power transmission device which can suppress the deformation of a tow board upon head-on collision of a vehicle and advantageous for protecting a person getting on the vehicle and a motor vehicle including the power transmission device.

SOLUTION: In a transmission 6 disposed inside a floor tunnel 5 formed by projecting a part of the floor panel 4 of the ve...

PROBLEM TO BE SOLVED: To provide a front wall 26 between a transmission case 19 and a clutch housing 18, to improve assemblability of a transmission made difficult due to structure blindly closed so that lubricant does not flow to the clutch housing side, and to reduce manufacturing cost of the transmission.

SOLUTION: A mounting hole 26a penetrating the front wall 26 of the transmission cas...

PROBLEM TO BE SOLVED: To reduce mixing resistance of gears by preventing the amount of oil in a differential gear chamber from increasing while maintaining rigidity between a housing portion housing a primary pulley and a secondary pulley and a housing portion housing a differential gear device.

SOLUTION: A box-like rib 25 having a space 25a at an oil pan side is built between a main case 2...

PROBLEM TO BE SOLVED: To provide a power transmission device of vehicles for preventing a tooth hitting sound in a gear without using any exclusive components and improving fuel economy and shift feeling.

SOLUTION: The power transmission device of vehicles comprises: a plurality of mechanical clutches S for selectively connecting and cutting off a plurality of power transmission gear rows G...

PROBLEM TO BE SOLVED: To provide a separator bringing improvement of charge/discharge cycle characteristics of a sealed lead-acid storage battery.

SOLUTION: The separator has a recovery rate of not less than 30%, obtained by dividing the difference of each thickness of the tenth loading of 1 kPa and 50 kPa when a cycle of alternately making compression and release of 1 kPa and 50 kPa for te...

PROBLEM TO BE SOLVED: To provide a low-cost control valve type lead-acid battery having excellent lifetime characteristics while minimizing the content of Sn in a positive electrode collector.

SOLUTION: The control valve type lead-acid battery comprises an electrode plate group composed of a positive electrode plate and a negative electrode plate, a battery jar for housing the electrode pla...

PROBLEM TO BE SOLVED: To provide a control valve type lead-acid battery achieving both low-cost and excellent lifetime characteristics by suppressing the content of the costly Sn in a positive electrode collector and by suppressing the shortening of the lifetime of the battery which can be caused by the reduction of the Sn content.

SOLUTION: The control valve type lead-acid battery comprise...

PROBLEM TO BE SOLVED: To provide a manufacturing method of a paste-like active material for a positive electrode capable of manufacturing a lead-acid battery having a high capacity and a long service life.

SOLUTION: A low-temperature kneaded paste-like active material prepared by kneading lead powder, red lead, resin fiber and a diluted sulfuric acid with one another at low temperatures in ...

PROBLEM TO BE SOLVED: To manufacture a retainer 1 having a groove 10 suitable for manufacturing a control valve type lead-acid battery.

SOLUTION: A nearly cylindrical roller 7 is used which has a side with a nearly U-shaped recession 11. Further, a lower roller is provided under the roller so that the long retainer is transported between the roller and the lower roller. The roller 7 is rota...

PROBLEM TO BE SOLVED: To provide a light emitting device whose substrate is plastic, capable of suppressing degradation caused by penetration of water content or oxygen.

SOLUTION: A light emitting element is formed between a laminate composed of a single unit or a plurality of units, with a lamination structure of a metal layer and organic compound layer as a single unit, and an inorganic c...