compressive (Total 3412 Patents Found)

Fabricating a core of a component ( 34 A, 34 B, 34 C) from a stack ( 25, 36 ) of sheets ( 20 ) of material with cutouts ( 22 A) in the sheets aligned to form passages ( 38 ) in the core. A casing preform ( 28 ) is then fitted over the core. The preform is processed to form a casing ( 29 ) that brackets at least parts...
A method of forming a porous material having improved compressive strength includes forming an aerogel precursor, the aerogel precursor including a matrix material and a liquid dispersion medium for dispersing the matrix material. A freeze/thaw cycle is performed on the aerogel precursor, the freeze/thaw cycle includin...
A method for forming thin films and controlling the tensile and compressive stresses and mechanical properties of the thin film. The method includes forming an alloy on a substrate having a solvent metal and a solute, then annealing the substrate and the alloy in one of an oxidizing, nitriding and carborizing ambient s...
The application is principally to tubular or post type insulators used as part of an insulator structure. The adaptor assembly comprises a base section and a bell housing which holds the insulator. The two are joined by a block with cooperating threads screwed into the base. Also screwed to the block is a tube whose op...
A new framework for video compressed sensing models the evolution of the image frames of a video sequence as a linear dynamical system (LDS). This reduces the video recovery problem to first estimating the model parameters of the LDS from compressive measurements, from which the image frames are then reconstructed. We ...
A back end-circuit for randomized non uniform and alias-free subsampling, comprising: an analog-to-digital converter (ADC) configured for sampling an input signal at random non uniform times; a compressive sensing processor, coupled to the ADC, to recover a sparse spectral representation of the input signal; and a Four...
The present invention relates to concrete, mortar and other hardenable mixtures comprising cement and fly ash for use in construction. The invention relates to hardenable mixtures comprising cement and fly ash which can achieve greater compressive strength than hardenable mixtures containing only concrete over the time...
A calibration method to compensate for a sparsifying basis mismatch is provided. An analog signal is converted to a first digital signal at a sampling frequency that is less than a Nyquist frequency for the analog signal to generate a first digital signal. Each of a plurality of spectral terms is iteratively isolated f...
A mechanical compressive shrinkage machine, especially for tubular and open width knitted fabrics, and of the type comprising feeding and retarding rollers cooperating with entry side and exit blades forming a compressive shrinkage zone between the rollers, is provided with novel and improved adjusting mechanisms. For ...
A Bourdon tube pressure gauge is mounted for sensing the pressure of a system. The Bourdon tube is connected to at least one optical strain sensor mounted to be strained by movement of the Bourdon tube such that when the Bourdon tube is exposed to the pressure of the system, movement of the tube in response to system p...
A method of enhancing residual compressive stress in a horizontal double metallic pipe which includes an outer pipe and an inner pipe fitted into the outer pipe. Cooling water is introduced into both the inner pipe and an annular space defined between the inner pipe and the outer pipe. Further, cooling water is injecte...
A high compressive strength silica mortar to be used for the installation of constructs such as building inside and outside walls, the road pavement, a slope and planting trees in the roof and manufacturing method thereof are provided. The high compressive strength silica mortar is formed of 30 to 70 wt % of silica, 40...
An image sensor device including a semiconductor substrate that includes an array region and a black level correction region. The array region contains a plurality of radiation-sensitive pixels. The black level correction region contains one or more reference pixels. The substrate has a front side and a back side. The ...
The invention relates to a method of introducing compressive residual stresses into shaft notches of a shaft which is configured as a stepped shaft having successive stages having a different diameter. Diameter transitions or notch regions are located between each two adjacent stages. The diameter transitions or notch ...
Provided are a steel pipe for a linepipe having a heavy wall thickness and excellent fracture toughness in a base material, and methods of producing the same. A welded heat affected zone is achieved by suppressing lowering of yield stress caused by a Bauschinger effect by optimizing the metal microstructure of a steel ...
An apparatus and a method are described that determine the compressive strength of a solid by rebound. The method and apparatus have a reduced sensitivity to error sources, i.e. gravity, internal friction and operator interference (unsteady holding of the instrument). The improvements are achieved by contactless measur...
A collet assembly has a housing and the collets disposed on flexible fingers connected to the housing at their opposed ends. A surrounding landing sleeve stops the assembly so that collets are aligned with a recess in a landing collar that is part of a surrounding tubing string. Once set the landing sleeve transmits co...
A method of fabricating a FET device is provided which includes the following steps. Nanowires/pads are formed in a SOI layer over a BOX layer, wherein the nanowires are suspended over the BOX. A HSQ layer is deposited that surrounds the nanowires. A portion(s) of the HSQ layer that surround the nanowires are cross-lin...
An aircraft with supporting wings including wing shells with good shear strength made of fibrous composite materials, particularly fiber-reinforced plastics, having members taking up tensile and compressive forces on the inside of the wing shells. The members have unidirectional fibers extending longitudinally of the w...
An integrated circuit includes a substrate and at least one component unfavorably sensitive to compressive stress which is arranged at least partially within an active region of the substrate limited by an insulating region. To address compressive stress in the active region, the circuit further includes at least one e...
Compressive stress in a film of a semiconductor device may be controlled utilizing one or more techniques, employed alone or in combination. A first set of embodiments increase silicon nitride compressive stress by adding hydrogen to the deposition chemistry, and reduce defects in a device fabricated with a high compre...
In case of administrating weight and thickness of a molded article molded by compressing powder material, if the thickness of the sampled molded article is measured, it takes time to conduct thickness control based on the measured thickness. The compressive molding machine for powder material comprises a powder materia...
一种压缩性氮化物层的制造方法,包括进行一化学气相沉积工艺,以于一基底上形成一氮化物层,其特征是在化学气相沉积工艺期间通入特定气体,而这种特定气体是选自包括氩气、氮气、氪气和氙气的其中一种气体或其组合。由于添加上述...
A hollow spherical glass particle, comprising aluminum oxide Al 2 O 3 , silicon dioxide SiO 2 and at least one metal oxide, wherein the metal oxide is selected from the group consisting of alkali metal oxides and alkaline earth metal oxides, wherein the ratio of aluminum atoms to alkali metal atoms is about 1:1 and th...
An apparatus and a method are described that determine the compressive strength of a solid by rebound. The method and apparatus have a reduced sensitivity to error sources, i.e. gravity, internal friction and operator interference (unsteady holding of the instrument). The improvements are achieved by contactless measur...
The present invention provides a semiconductor material that has enhanced electron and hole mobilities that comprises a Si-containing layer having a <110> crystal orientation and a biaxial compressive strain. The term “biaxial compressive stress” is used herein to describe the net stress caused by longitudina...
A method for testing compressive strength of multiple molds filled with a liquid settable grout wherein samples of the liquid settable grout are taken at selected filling intervals and poured into a container, and the container is sealed and the time, date and location information regarding the mold then being filled i...
The invention relates to a monitoring system for tractive and compressive forces in a power track chain ( 1 ) for protected guidance of cables, hoses etc. The monitoring system comprises at least one force sensor ( 10, 90 ) for measuring a tractive or compressive force transmitted between a driver ( 4 ) and a moveable ...