An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfaces are able to maintain substantially full contact with each other under transverse loading.; Un ensamble para montar un diente de ex...

The present invention is a halogen-free ignition resistant polymer composition comprising : A) a thermoplastic polymer, and B) a phosphorus element-containing epoxy resin.; La presente invencion es una composicion polimerica resistente a la ignicion sin halogeno que comprende:A) un polimero termoplastico, yB) una resina epoxica con contenido de elementos fosforosos.

The invention relates to a device for saturating a liquid with gas by means of pressure, which comprises: a saturation container (1) filled with pressurized gas, one or more nozzles (8) for injecting a liquid into the saturation container (1) at the top of said saturation container (1), tubes (dissolver tubes) (4), open towards the top and closed towards the bottom, and disposed below the one or m...

The invention relates to the power engineering, in particular to the plants for wind-to-mechanical power conversion and may be used for electric power production. The wind-driven electric plant contains a hollow support, a turning head installed thereon, onto which there are mounted on the one hand a vane, and on the other hand - a fairwater, on the end of which there is mounted a windmill with wo...

PROBLEM TO BE SOLVED: To provide a mamma imaging apparatus with a simple structure which keeps the support base unused easily retreatable.

SOLUTION: The mamma imaging apparatus 1 has a radiation source 6, a subject base 50 which supports a subject H facing the radiation source 6, a radiation image detector K which detects the radiation images from the radiation penetrating through the subje...

PROBLEM TO BE SOLVED: To provide an X-ray CT apparatus which can carry out imaging by a plurality of energy X rays using the normal X-ray detector and an X-ray tube suitable for the X-ray CT apparatus.

SOLUTION: The apparatus has the X-ray tube (20) which generates X rays sequentially in a time sharing manner from a plurality of focuses different in three-dimensional position, a plurality o...

PROBLEM TO BE SOLVED: To enable to make decrease of a noise of an image compatible with improvement of resolution, to reduce exposure of a subject to be photographed and to facilitate improvement of the lifetime of an apparatus.

SOLUTION: The radiation tomography apparatus is equipped with a filtering processing means 51 between photography surfaces, which obtains image data of two or more ...

PROBLEM TO BE SOLVED: To upgrade the quality of the tomographic images by preventing the drop in the contrast of the tomographic images and the generation of artifacts even when numerous scattered rays are generated.

SOLUTION: An X-ray detection array 23 uses the X-ray detector 23a corresponding to an area not shielded by a collimator 22 to acquire first detection data by the X-rays 5 made ...

PROBLEM TO BE SOLVED: To provide a friction pressure welding member whereby both man-hours and component items are reduced in number, while obtaining high bonding strength, and also to provide a differential gear equipped with the member.

SOLUTION: A differential case 3 is fixed in a state that an annular projection 2d of a differential gear 2 and an annular projection 3d of a differential ...

PROBLEM TO BE SOLVED: To provide a processing method of the sipe molding blade of a mold for molding a tire capable of boring a horizontal hole vent with a small hole size even if the strength of the sipe molding blade of the mold for molding the tire becomes high.

SOLUTION: When the sipe molding blade 10 is processed to form the horizontal hole vent 12 in the processing method of the sipe ...

PROBLEM TO BE SOLVED: To provide a welding method by light capable of welding objects to be jointed by light even if they are transparent, and welding a desired point in high precision, and to provide a manufacturing method of an electro-optical device, an electro-optical device, an electronic instrument and a welding apparatus.

SOLUTION: A liquid material 4 containing a photo-thermal conve...

PROBLEM TO BE SOLVED: To improve energy efficiency by outputting power to a drive shaft rotating reversely using power from an internal combustion engine and applying large torque to the drive shaft rotating at a low speed or stopping in rotation.

SOLUTION: A motor MG1 is connected to a sun gear 31 of a first planetary gear P1 of a a power distribution integration mechanism 30, a motor MG2 ...

PROBLEM TO BE SOLVED: To smoothly switch a torque transmission route from a power source to a drive shaft in a power output device outputting power to the drive shaft and an automobile loaded with the same and having wheels mechanically connected to a drive shaft.

SOLUTION: An engine 22, a motor MG1 and the drive shaft 65 are connected to each rotating element of a power distribution integr...

PROBLEM TO BE SOLVED: To output power from an internal combustion engine to a drive shaft after converting it to torque using two motors and to output power rotating in a reverse direction to the drive shaft using power from the internal combustion engine.

SOLUTION: A motor MG1 and a crank shaft 26 of an engine 22 via a clutch C2 are connected to a sun gear 31 of a first planetary gear P1 o...

PROBLEM TO BE SOLVED: To suppress a shock at a time of fixing and releasing an output shaft of an internal combustion engine in relation to a power output device outputting power to a drive shaft and an automobile loaded with the same having wheels mechanically connected to a drive shaft.

SOLUTION: A motor MG1 is connected to a sun gear 31 of a first planetary gear P1 of a power distributio...

PROBLEM TO BE SOLVED: To improve energy efficiency and miniaturize a motor.

SOLUTION: An engine 22, two motors MG1, MG2 and a drive shaft 65 connected to drive wheels 69a, 69b are connected to a power distribution integration mechanism 30 composed of two planetary gear P1, P2, a clutch C1, and a brake B1. The power distribution integration mechanism 30 functions as four element type at a no...

PROBLEM TO BE SOLVED: To output sufficient torque at a time of start of rotation of a drive shaft in relation to a power output device outputting power to the drive shaft and an automobile loaded with the same and having wheels mechanically connected to a drive shaft.

SOLUTION: A power distribution integration mechanism 30 is composed of two planetary gears P1, P2 and is connected to an eng...

PROBLEM TO BE SOLVED: To provide a drive controller of a hybrid working machine capable of reducing fuel consumption and improving power generating efficiency.

SOLUTION: The drive controller comprises a pump absorbing torque controller 30 for controlling input torque to a hydraulic pump 17, and a motor/generator control means (21, 38) for controlling an operation of a motor/generator 20 dis...

PROBLEM TO BE SOLVED: To reduce the dimension in the width direction of an engine with a transmission built in a crank case.

SOLUTION: In an engine 15 having a transmission which is built in a crank case 31, and inputs the rotation of a crank shaft 47 from a main shaft 102 and outputs the rotation from a counter shaft 103 after performing the speed change to a predetermined value, and an oi...

PROBLEM TO BE SOLVED: To provide an auxiliary machine driving device for an automobile for driving an auxiliary machine by using an internal combustion engine or MG as a driving source and restricted in axial length thereof.

SOLUTION: The internal combustion engine 10 or the motor generator 20 to be stopped during idle operation drives the auxiliary machine 30 concentrically arranged with t...