243results about How to "Improve reliability and durability" patented technology

An apparatus has a communications device associated therewith. In another aspect of the present invention, a pallet is made from thermoformed polymeric sheets with an attached communications device. A further aspect of the present invention provides a radio frequency identification device attached to an apparatus. In still another aspect of the present invention, a communications device is incorporated into one or more sheets of a pallet or other container prior to forming. Methods of making and using a thermoformed pallet and container, having a communications device, are also provided.

A magnetic recording medium with excellent high density recording performances and good durability comprising a non-magnetic substrate, a non-magnetic layer containing a non-magnetic powder and a binder formed on the non-magnetic substrate, and a magnetic layer having a thickness of less than 100 nm and containing a substantially particulate non-magnetic powder, a substantially particulate magnetic powder having an average particle size of less than 25 nm, and a binder, wherein an average particle size R of the non-magnetic powder contained in the magnetic layer and a thickness D of the magnetic powder satisfy the following relationship: 0.88≦R/D≦2.5.

An active vibration isolating support device for preventing the direct transmission of vibrations from an engine to a vehicle body frame includes an electromagnetic actuator for driving a movable member in a reciprocating fashion to change the capacity of a first liquid chamber. A shaft portion of an armature driven by a coil is supported by a bearing so that it moves along an axis, whereby the size of an air gap can be maintained as small as possible, thereby making it possible to miniaturize the coil. In addition, a connecting rod for connecting the movable member with the armature is supported so as to sway relative to a coil spring and a saucer spring, whereby the vibration of the movable member is prevented from being transmitted to the shaft portion of the armature.

In a liquid crystal display device, a first substrate includes electrical wirings and a semiconductor integrated circuit which has TFTs and is connected electrically to the electrical wirings, and a second substrate includes a transparent conductive film on a surface thereof. A surface of the first substrate on which the electrical wirings are formed is opposite to the transparent conductive film on the second substrate. The semiconductor integrated circuit has substantially the same length as one side of a display screen (i.e., a matrix circuit) of the display device and is obtained by peeling it from another substrate and then forming it on the first substrate. Also, in a liquid crystal display device, a first substrate includes a matrix circuit and a peripheral driver circuit, and a second substrate is opposite to the first substrate, includes a matrix circuit and a peripheral driver circuit and has at least a size corresponding to the matrix circuit and the peripheral driver circuit. Spacers are provided between the first and second substrates. A seal material is formed outside the matrix circuits and the peripheral driver circuits in the first and second substrates. A liquid crystal material is filled inside a region enclosed by the seal material. A protective film is formed on the peripheral driver circuit that has a thickness substantially equivalent to an interval between the substrates which is formed by the spacers.

A highly efficient semiconductor optoelectronic device is provided. The semiconductor optoelectronic device includes an active layer, an upper waveguide layer provided on the active layer and a lower waveguide layer provided under the active layer, an upper cladding layer provided on the upper waveguide layer and a lower cladding layer provided under the lower waveguide layer, a substrate supporting a deposited structure of the lower cladding layer, the lower waveguide layer, the active layer, the upper waveguide layer, and the upper cladding layer, and upper and lower optical confinement layers provided between the active layer and the upper waveguide layer and between the active layer and the lower waveguide layer, respectively, and having an energy gap that is smaller than those of the upper and lower waveguide layers but greater than that of the active layer.

A hydraulic four-wheel driving apparatus is provided for a vehicle having a pair of left and right unsteerable wheels and a pair of left and right steerable wheels. The hydraulic four-wheel driving apparatus comprises: a transmission casing supporting the unsteerable wheels; a hydraulic pump disposed integrally with the transmission casing, the hydraulic pump being driven by a power source outside the transmission casing; a first hydraulic motor for driving the unsteerable wheels fluidly connected to the hydraulic pump, the first hydraulic motor being disposed integrally with the transmission casing; and a second hydraulic motor for driving the steerable wheels fluidly connected to the hydraulic pump, the second hydraulic motor being disposed integrally with the transmission casing and disposed on one side of the first hydraulic motor toward the steerable wheels.

An exhaust turbocharger is provided which is enhanced in durability and reliability by making the valve body of the waste gate valve to contact uniformly the seat face of the turbine housing at the opening of two exhaust gas bypass passages without affected by the end face of the partition wall partitioning the two bypass passages, thereby preventing generation of vibration and vibration sound (chattering) of the valve body and occurrence of gas leakage due to defective seating of the valve body against the seat face of the turbine housing. The turbocharger has a twin scroll type turbine housing having two exhaust gas entrance channels and two exhaust gas bypass passages for allowing exhaust gas entered the turbine housing to bypass the turbine rotor and being equipped with a waste gate valve for opening/closing the two exhaust gas bypass passages by allowing a plate-like valve body to seat against and depart from a seat face at an outlet end side of the two bypass passages, wherein a depression is formed to a seat-side face of the valve body or to the end face of the partition wall so that the seat-side face of the valve body does not contact the end face of the partition wall at least in the central region of the end face of the partition wall when the valve body seats against the seat face at the outlet end side of the bypass passages.

A probe or an electrical connector comprises a substrate with a surface having a plurality of electrical contact locations. A shaped elongated electrical conductor has a first end coupled to one of the electrical contact locations and a second end thereof which projects away from the electrical contact location and through an aperture in a sheet of material. The sheet is disposed to be spaced apart from the surface of the substrate. At the second end of the elongated electrical conductor there is a tip structure, which is larger than the aperture in the sheet of material. The tip structure has a pointed portion thereof. The tip structure is disposed against contact locations of a contact surface. The electronic structure is moved towards the contact surface permitting the tip structure to penetrate into the surface of the electrical contact location thereon and to move, wipe, or vibrate across the surface thereof as the shaped elongated electrical conductor flexes as a result of being compressed by the movement of the electronic structure toward the contact surface.

A portable terminal includes a display module and a case member coupled to the display module. A face of the case member is formed to have a center portion and an edge, which are different from each other in their heights to thereby support a center portion of the display module in lengthwise and widthwise directions of the display module respectively. The portable terminal configured above supports a rear face of the flat display module using at least one of a portion protruded from the case member and a stiff material film, to thereby diffuse an impact exerted on a display device to the case member. Thus, it is possible to relieve the damage to the flat display device due to an external impact.

A scroll machine is powered by a brushless permanent magnet motor. The rotor for the motor includes a rotor body formed by a plurality of laminations and an upper and lower counterweight made of zinc and located at opposite ends of the rotor body. An attachment member extends through the counterweights and the rotor body to secure the counterweights and the plurality of laminations. The counterweights include steel inserts which cooperate with the attachment member to provide a metal to metal clamping for the rotor body with a steel connection being maintained through the rotor.

A semiconductor package includes a first semiconductor chip, a second semiconductor chip disposed on the first semiconductor chip, and a connection member to electrically connect the first semiconductor chip and the second semiconductor chip. The connection member may include a connection pad disposed on the first semiconductor chip, a connection pillar disposed on the second semiconductor chip, and a bonding member to connect the connection pad and the connection pillar. An anti-contact layer may be formed on at least one surface of the connection pad.

Disclosed is a ferritic stainless steel sheet with excellent thermal fatigue properties, including, by mass %, 0.03% or less of C, 1.0% or less of Si, 1.5% or less of Mn, 0.6% or less of Ni, 10˜20% of Cr, 0.05˜0.30% of Ti, 0.51˜0.65% of Nb, 0˜less than 0.10% of Mo, 0.8˜2.0% of Cu, 0˜0.10% of Al, 0.0005˜0.02% of B, 0˜0.20% of V, and 0.03% or less of N, with the balance being Fe and inevitable impurities, having a composition satisfying the following equations (1) and (2) and having a structure in which ε-Cu phase grains each having a long diameter of 0.5 μm or more are present in a density of 10 or less per 25 μm²: Nb−8(C+N)≧0 . . . (1), 10 Si+20 Mo+30 Cu+20(Ti+V)+160 Nb−(Mn+Ni)≧100 . . . (2). The ferritic stainless steel sheet, having a relatively inexpensive component composition, has excellent thermal fatigue properties, and is suitable for use in an automotive exhaust-gas path member, including an exhaust manifold, a catalyst converter, a front pipe, or a center pipe.

A tunable capacitor using an electrowetting phenomenon includes a first electrode; a second electrode which is spaced apart from the first electrode and faces the first electrode; a fluidic channel which is disposed between the first electrode and the second electrode; a first insulating layer which is disposed between the first electrode and the fluidic channel; and a conductive fluid which is disposed in the fluidic channel and moves along the fluidic channel when a direct current (DC) potential difference occurs between the first and second electrodes. Accordingly, it is possible to fabricate the tunable capacitor with the simplified fabrication process, good reliability and durability, and no restriction on the tuning range.

A method for compensating for bias and scale factor errors in vibrating structure gyroscopes. Certain embodiments utilize the functional relationship that bias and scale factor errors have with resonant frequency of vibration in the main vibrating body. Other embodiments utilize the functional relationships that other drive parameters of vibrating structure gyroscopes, such as drive voltage, have with bias and scale factor errors. The various methods may be used repeatedly during normal gyroscope operation in order to continually compensate for the bias and scale factor errors.

An object of the present invention is to take fundamental measures against the phenomenon that the positive current collector of a lead-acid battery elongates due to corrosion, in consideration of a mechanism, and to inhibit corrosion elongation. A current collector is prepared by the steps of: mixing a lead oxide of pinning compounds for inhibiting recrystallization with the atomized powder of lead or a lead alloy; and then powder-rolling the mixture. A lead-acid battery is composed with the use of the current collector.

A photo-curable composition includes 100 parts by weight of a urethane-polydimethylsiloxane copolymerization prepolymer formed by a reaction of a polyol having two or more hydroxyl groups in a molecule thereof, a reactive polydimethylsiloxane having at least one reactive group selected from the group consisting of an amino group, an epoxy group, a carboxy group, a hydroxy group, a halogen atom, a thiol group, and (meth)acrylate, in the side chain or terminal group thereof, and an aliphatic or aromatic polyisocyanate compound; 10-80 parts by weight of (meth)acrylate-based monomer having a functionality of 4 or less, based on 100 parts by weight of the urethane-polydimethylsiloxane copolymerization prepolymer; and 0.1-10 parts by weight of a photoinitiator, based on 100 parts by weight of the urethane-polydimethylsiloxane copolymerization prepolymer. The photo-curable composition has an inherently excellent releasing property and a pattern transfer property. Accordingly, the use of the photo-curable composition can enhance performance efficiency of repeatedly transferring nano- or micro-scale patterns, such as in the fabrication of an optical recording medium.

Provided is an ink-jet recording head that prevents a vibration plate thereof from damage attributed to drive of a piezoelectric element, and an ink-jet recording apparatus. There are provided within a region facing the pressure generating chamber, a piezoelectric active portion, and a piezoelectric non-active portions, the piezoelectric non-active portions being provided on both end portions of the piezoelectric active portion in a longitudinal direction thereof. An electrode wiring is drawn out of an upper electrode which is provided on one end portion in the longitudinal direction of the pressure generating chamber. There is also provided a protection layer on the other end portion in the longitudinal direction of the pressure generating chamber for protecting the vibration plate. Rigidity of the vibration plate is thereby increased.

A coil-driving apparatus of an electro magnetic contactor is disclosed, which replaces the main units in an analog scheme with those in a digital scheme using a PWM controller of low power consumption to reduce the number of the analog components, minimize power consumption, and controls a constant voltage that flows on the coil by receiving the feedback current flowing on the coil, whereby error and defect generation rates are reduced, and deterioration and burning of components are prevented.

An HMT apparatus (T) is mounted on a vehicle (A). In the HMT apparatus (T), input rotational force from an engine (13) is once divided into two systems which are then transmitted by an MT device (23) and by an HST device (24) respectively and are re-synthesized for transfer toward wheels (12) and (16). The HMT apparatus (T) is disposed on the vehicle-body right side of the engine (13) which is sideways-mounted on a vehicle body (1), and its input and output shafts (25) and (26) are disposed in parallel with a crank shaft (13a) of the engine (13) and are disposed to run parallel with each other. The input shaft (25) is coupled directly to the crank shaft (13a) and an input gear (27) of the MT device (23) is mounted on the input shaft (25), and a hydraulic piston pump (30) of the HST device (24) is connected to the right side end of the input shaft (25). A planetary gear mechanism (28) of the MT device (23) is connected to the right side end of the output shaft (26), and a hydraulic piston motor (31) of the HST device (24) is connected to the right side of the planetary gear mechanism (28). By virtue of such arrangement, it is possible to improve the degree of freedom of the layout of each component of the HMT apparatus (T), to reduce axial dimensions, and further to provide improvement in the cooling property and maintenance property of the section of the HST device (24).

A piezoelectric device includes: a substrate; a first electrode which is layered over the substrate; a first piezoelectric film which is layered over the first electrode; a metal oxide film which is layered over the first piezoelectric film; a metal film which is layered over the metal oxide film; a second piezoelectric film which is layered over the metal film; and a second electrode which is layered over the second piezoelectric film, wherein a polarizing direction of the first piezoelectric film and a polarizing direction of the second piezoelectric film are different from each other.