PROBLEM TO BE SOLVED: To provide a practical electron emitting negative electrode in which a change with the passage of time can be controlled for a radius of a curvature of a needle shaped electrode tip and a long time operation can be performed under a certain operating condition. SOLUTION: In this electron emitter negative electrode, a covered layer, which is composed of oxygen and at least one...

PROBLEM TO BE SOLVED: To allow a battery to sufficiently exhibit its performance for a long term by constituting, of at least two parts, a battery jar made of a resin composition including a polyphenylene ether resin and phosphate, and bonding the parts with an epoxy resin including organic acid salt of trisphenol as a hardener. SOLUTION: Phosphate is expressed by a formula, wherein R<1> , R<2> , ...

PROBLEM TO BE SOLVED: To enhance the cycle lifetime of a retainer type sealed lead storage battery by using a separator obtained by wet-making synthetic pulp and silica powder having a specific average particle diameter not greater than a specific value measured by a colter counter method in specific ratios. SOLUTION: Use of a separator obtained by wet-making 30-88wt.% of synthetic pulp and 10-60w...

PROBLEM TO BE SOLVED: To suppress the generation of a speed-change shock by a method, wherein the speed of rotation of a motor generator is controlled in such a way that the input speed of rotation for an automatic transmission becomes a set target speed rotation during a speed change. SOLUTION: A control apparatus is provided with a target-speed-of-rotation setting means by which a target speed o...

The device according to the invention is intended to create a mark outside the head of a patient wherein it is possible to determine the location of one or a plurality of cerebral areas in order to apply a treatment, particularly by radiotheraphy, the device comprising a frame (1) carrying a rear beam (15) which carries two side arms (16, 17) fitted with means (24, 25) cooperating with the auricul...

An apparatus and method for loading and unloading of sample tubes contained in sample tube carriers from the buckets of a swing bucket centrifuge wherein the m ethod includes the steps of lifting the buckets off the rotor of the centrifuge, pushi ng sample tubes contained in sample tube carriers out of the buckets, pushing new sample tubes c ontained in sample tube carriers into the buckets, and l...

PROBLEM TO BE SOLVED: To largely improve brightness and resolution of a reflection type LCD used in combination with a mirror surface reflector by constituting a light scattering film of a thin film of a resin composition having uniformly dispersing true spherical particulates in a solvent-soluble fluororesin. SOLUTION: In this light scattering film 1, backward scattering and the regularly reflect...

PROBLEM TO BE SOLVED: To form a recess and projection shape with high accuracy in a simple process, and improve luminance of the reflected light by forming microscopic grooves concentrically on an original plate, forming a concentric recess and project surface on a replica by forming optical surface having the recess and project surface and forming a reflecting surface by transferring the recess a...

PROBLEM TO BE SOLVED: To facilitate sticking work with no mistake, prevent failure of the work, and improve efficiency, a yield and reliability on a product by displaying the orientation axis direction of an optical anisotropic film on a surface of a protective film in an optical anisotropic composite polarizing plate having the optical anisotropic film and a polarizing film. SOLUTION: In an optic...

PROBLEM TO BE SOLVED: To provide a reasonable and economical back light unit having the capability of effectively utilizing light emitted from a light source, and facilitating the increase of the brightness of display, the service life of a device and the saving of power by leaps and bounds. SOLUTION: Regarding a back light unit 1 formed to include a light source unit 13 and a light introduction b...

PROBLEM TO BE SOLVED: To realize a small-sized and compact projection type display device with a short optical path length without using a cross dichroic prism as a color separation optical system. SOLUTION: In the projection type display device 1, a P polarization component and an S polarization component incorporated in emission light L from a light source 2 are separated by a polarizing beam sp...

PROBLEM TO BE SOLVED: To provide a liquid crystal display device displaying video information with excellent visibility indoors and outdoors without being affected by the light intensity in the outside. SOLUTION: The liquid crystal display device 1 is provided with a liquid crystal panel 2 displaying the video information, illumination (thereafter, called as backlight) 4 irradiating the liquid cry...

PROBLEM TO BE SOLVED: To shade off the image of a light source, to prevent the image on a liquid crystal display device from being shaded off, and to secure the resolution, by forming a diffusion surface on a side close to a transparent electrode on the bottom surface of a planar diffuser. SOLUTION: A metallic electrode 3 formed on the upper surface of a glass substrate 2 reflects incident light. ...

PROBLEM TO BE SOLVED: To make it possible to suppressing deterioration in contrast and color reproducing range caused by incident light from the rear surface when it is used under intensive irradiation light, and to improve a display characteristic, by absorbing the light from the rear surface with a light absorption layer provided on the rear surface of a first substrate. SOLUTION: Thin film tran...

PROBLEM TO BE SOLVED: To provide a liquid crystal display device provided with both functions of a reflection type and transmission type displays that is prevented from occurring of imprinting of an external image and double images. SOLUTION: In this device, an organic EL surface emitting element 12 is arranged in the rear of a liquid crystal display element 13 and a diffusing plate 41 is arranged...

PROBLEM TO BE SOLVED: To provide a reflector plate having a random ruggedness distribution. SOLUTION: The reflector plate 1 is provided with a substrate 2, on which ruggedness having the displacement distribution of a depth direction corresponding to the intensity distribution of speckles to be generated at the time of irradiating a scatterplate with a coherent light or a quasi-coherent light and ...

PROBLEM TO BE SOLVED: To prevent a sense of incongruity of a display picture by making the joining sections of liquid crystal panels inconspicuous in the liquid crystal display device which has the panel formed by joining plural liquid crystal panels. SOLUTION: In the region of the vicinity of a joining section 20 of liquid crystal panels 11a and 11b, a width A1 of pixels 21 is made shorter and an...

The invention concerns a system (1) for keeping watch over premises (10), comprising: means (LA-LD) for controlling access to these premises (10); means (V1-V3, P1-P8) for detecting intrusion or unauthorised presence in these premises (10), including perimeter detection means (P1-P8) for detecting any intrusion in a predetermined perimeter around these premises (10), volumetric detection means (V1...

A system is provided for monitoring a characteristic of an earth formation into which a wellbore is formed with a casing (12) fixed in the wellbore (14) by a layer of cement (28) between the casing and the wellbore wall, said characteristic being transferable through at least part of the thickness of the cement layer. The system comprises at least one sensor (20) for measuring said characteristic,...

PROBLEM TO BE SOLVED: To provide an Nb3 Sn superconducting wire which is excellent in processability during wire manufacture and has high resistance and strength, when it inevitably includes an Nb/Cu-Sn alloy composite multiconductor part, in which a filament made from Nb or an Nb alloy material is embedded in an Sn-containing Cu-based alloy material, and a Ta layer or a Ta alloy layer. SOLUTION: ...