concave (Total 6573 Patents Found)

A member 6 with concave portions used to manufacture a member with convex portions is disclosed. Each of the member with concave portions and the member with convex portions has two major surfaces, and a plurality of convex portions are formed on one of the two major surfaces of the member with convex portions. The m...
A method of generating three-dimensional graphics enables the generation of performance and quality balanced sun position sensitive soft shadows for objects including three-dimensional models of buildings. The method includes identification of both convex and concave object shapes for the generation of the soft shadow ...
In order to provide a magnetic disk apparatus and a magnetic disk which is excellent in reliability and durability, and which enables high density recording, respectively, this invention provides a method for forming fine concave and convex portions (uneven area) on the magnetic disk by coating masking material particl...
An optical method of measuring displacement and a sensor for use in the method comprising a light guide and a concave reflective element positioned such that one end of the light guide is at the center of curvature of the reflective element. The reflective element has different regions having different reflection coeff...
The invention relates to a process for producing loose fill in the form of spherical segments having a convex outer surface and a concave inner surface, and the granules formed. It is provided that starch granules are fed into a drum, and that in the drum, a nucleating agent is drum-coated onto the starch granules, and...
A process for manufacturing a piece made of composite material with a hollow form and including a fiber preform ( 50 ) that is embedded in a matrix, includes placing the preform ( 50 ) in a first chamber ( 64 ) delimited by a mold ( 52 ) that is in contact with the surface of the piece to be produced outside of the hol...
A thin film magnetic head with a metal lamination part and method of manufacturing the same are provided. The thin film magnetic head including a metal lamination part in which an upper metal layer is laminated on a lower metal layer. The metal lamination part is formed in the laminated structure. An interlayer connect...
The present invention relates to a concave mirror composed of a plurality of planar facets. According to the invention, all the facets are identical and the two dimensions of said facets are such that the square root of their product is at least approximately equal to the ratio of the focal distance of the mirror and o...
一种抛物柱面聚光空心凹形闭合腔体采光太阳能热电采光装置,该装置通过抛物柱面的反光聚焦作用接收太阳能,可大幅提高太阳能的接收效率,可用来实现在强光和弱光的环境下太阳能的采集和接收。...
一种多边形折边倾斜式凹形受液盘,此受液盘是一种为防止在降液管出口处形成固体颗粒堵塞现象的受液盘。受液盘的个数跟随溢流数的变化而变化,多边形折边倾斜式凹形受液盘包括与受液盘相接的塔板,背向塔壁侧倾斜的多边形折边,与...
本实用新型涉及一种具有凹凸唇面的金刚石钻头,包括一个钢体(12)和成型于钢体上的胎体(11),胎体具有至少两组唇面,各组唇面包括沿金刚石钻头轴向设置的一个凸台(14)和一个凹槽(13),胎体上的这些凸台和凹槽交替且均匀地固设...
The adapter is designed using a system of laminated individual metal plate pieces (30,40, fig.2). A motor operated auxiliary positioning unit (26,27) provided with comparatively soft supporting feet is also used. The individual metal pieces are made of titanium, magnesium or an alloy of these....
<P>VEHICULE, NOTAMMENT WAGON, COMPORTANT UN CHASSIS POURVU DE ROUES ET SUR LEQUEL EST MONTEE AU MOINS UNE BENNE.</P><P>SELON L'INVENTION, CE VEHICULE EST CARACTERISE EN CE QUE LADITE BENNE EST MONTEE PIVOTANTE PAR RAPPORT AUDIT CHASSIS PAR L'INTERMEDIAIRE DE MOYENS D'ARTICULATION DEFINISSA...
The juice extraction machine (1) for citrus fruit has two concave disks (1.1) fitted on the same shaft and arranged for anti-clockwise rotation, together with four small plates (1.2) defining an interdisk location (1.3) for the entry of a half piece of citrus fruit. A double set of bearings (1.4,1.5) permit axial oscil...
Projection systems and methods handle images to be viewable on a concave surface, wherein the projected image is modified to account for surface-to-surface reflections due to the concave surface, by determining geometric surface parameters, determining the ideal image, determining a model for reflected light that is a ...
The present invention relates to a production method for a product having a cured resin layer with a fine concave-convex structure formed on the surface of a substrate, the method including filling the space between a mold having a fine concave-convex structure composed of anodized alumina on the surface and a substrat...
According to one embodiment, a magnetic resonance imaging apparatus includes a static magnetic-field generating unit, a gradient magnetic-field generating unit, a plurality of metal shim plates in a plate shape, and a shim holding unit. The metal shim plates adjust uniformity of the static magnetic field. The shim hold...
The electro-optical apparatus of the invention has a pair of substrates and an electro-optical material held between these substrates. The TFT array substrate may be formed into a concave shape in non-aperture areas containing the data line, the scanning line, the capacitor line and the TFT. Further, the areas opposite...
A conventional semiconductor LED is modified to include a microlens layer over its light-emitting surface. The LED may have an active layer including at least one quantum well layer of InGaN and GaN. The microlens layer includes a plurality of concave microstructures that cause light rays emanating from the LED to diff...
A method of electrophotographically manufacturing a luminescent screen on an interior concave surface of a CRT faceplate panel having a major axis with a first center of curvature and a minor axis with a second center of curvature, the method including the steps of utilizing a charging apparatus for uniformly charging ...
A storage device and method use a head that is fabricated using photolithography, and the head is purposely powered up during a material removal process, such as lapping, so that the head's expansion (that would be formed on being powered up during normal usage in a drive) is planarized. On being cooled to room tem...
An example binary ink developer (BID) assembly includes a housing, a developer roller, a squeegee roller, and a guard member. The developer roller receives ink and transfers a portion of the ink to a photoconductive member. The squeegee roller rotates and regulates a film thickness of ink on the developer roller. The s...
This invention provides a process for producing a substrate with a concave and convex pattern, comprising a concave and convex pattern structure in a substrate, which can realize good transfer and a good production efficiency. The production process comprises the step of superimposing a mold, which has an inverted con...
An aluminum one-piece container body, defining a sidewall and bottom, has a substantially hemispherical or otherwise convex, preferably curvilinear, surface surrounding a central concave panel. A plurality of feet extend downwardly from the convex region. The convex region provides strength advantages associated with c...
A semiconductor device comprises a substantially flat interconnection substrate having an interconnection pattern formed on a surface thereof. A semiconductor element is mounted on the substantially flat interconnection substrate so that an electrode terminal of the semiconductor element is electrically connected to th...