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415 results about "Age method" patented technology

#AGE METHOD. The 1st universal youth-enhancing treatment by DIBI MILANO inspired by epigenetics, the science of genes. An innovative formula that works at the heart of the cell, restructuring the damage caused by hormonal and skin aging, by smoothing lines, minimizing expression lines and deep wrinkles, and strengthening the structure of the skin.

Magnesium alloy and preparation method thereof

The invention discloses a magnesium alloy and a method for preparing the same. The weight percentage compositions of the magnesium alloy as follows: 7 to11 percent by weight of Gd, 2 to 5 percent by weight of Y, 0.3 to 0.6 percent by weight of Zr, 0 to 1.0 percent by weight of Zn, the balance Mg and incidental impurity elements. The method for preparing the alloy comprises alloy melting, refining, casting, solid solution, extrusion deformation and two artificial aging methods, to produce heat resistant magnesium alloy extruded bar with high strength and high toughness. The tensile properties of the magnesium alloy at room temperature manufactured by adopting direct artificial aging is: tensile strength sigma b is between 450 and 480 MPa, sigma 0.2 is between 390 and 425 MPa, delta 5 is between 3 and 5 percent; when test specimen is heated to 250 DEG C for 10 min, the tensile strength sigma b is more than or equal to 300 MPa. The tensile properties of the magnesium alloy at room temperature manufactured by adopting dual artificial aging is: tensile strength sigma b is between 380 and 395 MPa, sigma 0.2 is between 280 and 290 MPa, delta 5 is between 15 and 21 percent; when test specimen is heated to 250 DEG C for 10 min, the tensile strength sigma b is more than or equal to 260 MPa. The invention produces the heat resistant magnesium alloy of high strength and high toughness with the density of no more than 1.93g/cm3, which can satisfy the demands of density, strength and toughness, and heat resistance of metal materials in specific fields.
Owner:GRIMAT ENG INST CO LTD

Vibration aging method and device employing electric vibratory test system

The invention relates to a vibration stress relief method using an electric vibration experimental system and a device thereof. The method comprises the following steps: residual stress in a workpiece is measured, and dynamic stress level applied during vibration stress relief for the workpiece is determined; frequency spectrum analysis for the workpiece is carried out by an electric vibration table to preferably choose a plurality of harmonic frequencies; the exciting force of sinusoidal fixed-frequency or frequency sweep is randomly applied on the workpiece, the dynamic stress level of the workpiece is detected in real time in the process of force application, and proper exciting force is chosen according to parameters adjusting the exciting force of vibration table; under proper exciting force, continuous ageing treatment for the workpiece is carried out till the operation is finished after reaching the set time. The device comprises the electric vibration table, a dynamic stress measuring system and a vibration controller. The invention has simple technique and low operation cost, and is suitable for workpieces with different sizes; the process is high-efficient and fast, and saves energy and protects environment; furthermore, the device has simple structure and convenient operation, small occupying space and low energy consumption, and is widely applied to the technical field of machining.
Owner:苏州长菱测试技术有限公司

Novel vibration aging method

InactiveCN101225466ASolve the problem that manual adjustment affects real-time performanceMeet the requirements of dynamic stressMechanical vibrations separationAge methodStress variation
The invention discloses a vibration aging method, comprising a computer, a magnetostrictive vibration exciter, an acceleration sensor and a dynamic strain sensor. The vibration aging method is characterized in that the vibration exciter loads on the workpiece and exerts a cyclist exciting force, two sensors are respectively positioned on the easily cracking and deforming area of the workpiece, the sensors are analyzed and different frequency, the corresponding relationship between the dynamic strains and sorting are done by the computer, selecting the frequencies corresponding to the first biggest dynamic strains as the typical vibration, adjusting the working current and time of the vibration exciter, making the vibration exciter to vibrate at the above frequency till the aging is finished. The vibration aging method has the advantages of using the magnetostrictive vibration exciter as a vibration source, regulating the exciting force by the computer, timely responding the vibration variation to meet the dynamic stress, controlling the vibration source to vibrate at the resonation frequency by the computer, timely tuning the output current of the vibration exciter, analyzing and judging the vibration mode and the vibration time of the vibration aging, lively measuring the dynamic stress variation, and outputting the correct remaining stress variation as the prove for the experiment.
Owner:郝俊山

OLED display device and aging method thereof

InactiveCN105788510ASmall pressure dropAvoid Large Differences in CurrentStatic indicating devicesAge methodPower flow
The invention relates to an OLED display device and an aging method thereof. The OLED display device comprises a plurality of gate lines and a GIP circuit; the GIP circuit is provided with a plurality of input ends, wherein the plurality of input ends are used for receiving first control signals and second control signals respectively; the GIP circuit responds to the first control signals so as to drive a plurality of gate lines at the lower side of a display region; the GIP circuit responds to the second control signals so as to drive a plurality of gate lines at the upper side of the display region; and the plurality of input ends of the GIP circuit are respectively provided with a first switch. According to the OLED display device and the aging method thereof provided by the invention, the input ends of the GIP circuit of the OLED display device are provided with the switches, so that the input of the first control signals and the second control signals can be controlled, and therefore, block display can be realized, the drop of power source voltage can be decreased, and current which is adjacent to a power source and current which is far from the power source end will not be greatly different from each other, and as a result, uneven brightness can be alleviated, and the OLED display device can pass an aging test smoothly.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD
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