393results about How to "Solve the lack of durability" patented technology

The magnetic tape comprises a nonmagnetic layer comprising nonmagnetic powder and binder on a nonmagnetic support, and comprises a magnetic layer comprising ferromagnetic powder and binder on the nonmagnetic layer, wherein a fatty acid ester, a fatty acid amide, and a fatty acid are contained in either one or both of the magnetic layer and the nonmagnetic layer, with the magnetic layer and nonmagnetic layer each comprising at least one selected from the group consisting of a fatty acid ester, a fatty acid amide, and a fatty acid, a quantity of fatty acid ester per unit area of the magnetic layer in extraction components extracted from a surface of the magnetic layer with n-hexane falls within a range of 1.00 mg/m² to 10.00 mg/m², and a weight ratio of the quantity of fatty acid ester per unit area of the magnetic layer to a combined total of a quantity of fatty acid amide and a quantity of fatty acid, quantity of fatty acid ester/(quantity of fatty acid amide+quantity of fatty acid), per unit area of the magnetic layer falls within a range of 1.00 to 3.00 in the extraction components.

To present an alkali free glass capable of reducing compaction caused by heat treatment, without significantly increasing the strain point.

An alkali free glass characterized in that the ratio (Δ_an-st/α_50-350) of the equilibrium density curve gradient Δ_an-st (ppm/° C.) in a temperature range of from about the annealing point (T_an) to about the strain point (T_st) to the average linear expansion coefficient α_50-350 (×10⁻⁶/° C.) in a range of from 50 to 350° C., is at least 0 and less than 3.64.

Embodiments of the present invention provide various multipolymers and permselective membranes for use with biosensors and other implantable medical devices and prostheses. Embodiments of the present invention may provide structural strength and integrity, and further may control the influx of glucose, oxygen and/or water. Embodiments of the present invention may, for example, minimize or reduce the influx of glucose by minimizing the percentage of hydrophilic segments, which in turn minimizes the percentage of water uptake and the degree of glucose transport.

A jack assembly for raising and lowering an object such as a trailer. The jack includes telescoping jack tubes which are expanded and contracted through operation of an axial screw. The screw is drivably connected to a gear drive mounted in an upper end of the jack. A crankshaft is supported within the upper end of the jack tube by a pair of end bushings and includes a hexagonal intermediate portion. A first pinion gear having a hexagonal throughbore is drivably mounted to the intermediate portion of the crankshaft. The first gear is in driving engagement with a screw gear connected to the axial screw. At least one of the end bushings is removable to facilitate disassembly of the gear drive. Rotation of the crank transmits rotation to the crankshaft and the first pinion gear in turn transmitting rotation to the screw gear and the axial screw for telescoping movement of the jack.

A supporting substrate 11 and a light-transmitting layer 12, and further between the light-transmitting layer and the supporting substrate 11 a dielectric layer 31, a noble metal oxide layer 23, a dielectric layer 32, a light absorption layer 22 and a dielectric layer 33 in this arranging order when viewed from the light-transmitting layer side are provided. The light absorption layer 22 contains as a main component a material that can be represented by

(Sb_aTe_1−a)_1−bMA_b

(wherein MA is an element other than antimony (Sb) and tellurium (Te), 0<a<1 and 0≦b<1), and besides, that is different from an intermetallic compound represented by

{(GeTe)_c(Sb₂Te₃)_1−c)}_dMB_1−d

(wherein MB is an element other than antimony (Sb), tellurium (Te) and germanium (Ge), c is ⅓, ½ or ⅔, and 0<d≦1).

An earphone device (1) comprising a main body (14) to be inserted in to the outer ear (28) of a user. The main body (14) has a first side (5) that faces the user's head when inserted, a cavity (13) and a sound opening (2) connecting the first side (5) with the cavity (13). The main body (14) further comprises an ear canal protrusion (3) to be inserted into the ear canal (7). The cross section of the ear canal protrusion (3) is smaller than the cross section of the ear canal (7) and the ear canal protrusion (3) is having a first side (8) adapted to lie against the ear canal wall (10) and a second side (9) lying opposite the first side (8) and beside the sound opening (2).

A sample collection device comprising a support bearing an inert absorbing matrix for a fluid sample is described. The device may or may not have a lancet. Also described for a sample device is a method of using a mass spectrometer in a laboratory where the sample in its matrix is ionised and the plurality of elements is detected. The results may or may not be quantised in relation to the original sample and an internal ionised reference sample may also be used.

A negative working photosensitive lithographic printing plate is disclosed, which comprises a support having thereon at least one photosensitive layer containing a polymeric binder having repeating units represented by formula (I):

wherein R¹ represents a hydrogen atom or a methyl group; R² represents a hydrocarbon group which has an alicyclic structure and has 3 to 30 carbon atoms and a valence of n+1; A represents an oxygen atom or —NR³—, wherein R³ represents a hydrogen atom or a monovalent hydrocarbon group having 1 to 10 carbon atoms; and n is an integer of 1 to 5. The negative working photosensitive lithographic printing plate can attain both high productivity and high printing durability. It is especially suitable for drawing with laser light.

An oxidizable metal silicide or metal aluminide is used as one of the outer layers of an optical coating to provide a corrosion and scratch resistant barrier. This layer is initially deposited in an unoxidized or partially oxidized state. In this chemical state it provides corrosion protection to the layers underneath. The metal compound or intermetallic layer has hardness properties greater than most metals and therefore provides significant scratch protection.

A utility belt, especially for use by medical personnel, has a first strip of material adapted to encircle the waist of a person wearing the belt, and a second strip attached to an outer face of the first strip. The second strip has one or more partial loops formed therein, defining attaching points for connection of one or more items to the belt. At least one of the items is connected to the belt by an extensible device that permits the item to be pulled away from the belt and used without disconnecting it from the belt. The belt is made of a material that can be washed and sterilized.

A silicon monoxide powder for secondary battery of the present invention is characterized in that the silicon monoxide powder for secondary battery is used in a negative-electrode material of a lithium secondary battery and a hydrogen gas content is not less than 80 ppm. In the silicon monoxide powder for secondary battery, a discharge capacity and a cycle capacity durability rate can dramatically be improved, and miniaturization and cost reduction of the lithium secondary battery can be achieved. In a method for producing the silicon monoxide powder for secondary battery of the present invention, a silicon dioxide powder and a silicon powder with a hydrogen gas content of not less than 30 ppm are mixed together, heated to temperatures of 1250° C. to 1350° C. to vaporize a silicon monoxide, wherein the silicon monoxide thus vaporized is deposited on a deposition substrate to be subsequently crushed. Therefore, the silicon monoxide powder can efficiently be produced to largely reduce production costs such as electric power cost, thus enabling the present invention to be widely applied to the silicon monoxide powder for secondary battery.

A transmission belt is formed by annularly arranging elements including a plate-shaped first element and a plate-shaped second element, and annularly connecting the elements using a ring. The first element includes a first edge surface on which a burr is formed when the first element is formed by a press operation. The second element includes a second edge surface on which a burr is formed when the second element is formed by the press operation. The first and second edge surfaces face in directions opposite to each other in a direction in which the elements are arranged. The first edge surface includes a first rocking edge that contacts the element adjacent to the first element when the elements are arranged in an arc. The second edge surface includes a second rocking edge that contacts the element adjacent to the second element when the elements are arranged in the arc.

A durable, low-cost, disposable absorbent sheet construction of layers ultrasonically secured together, including a permeable top layer, an upper absorbent layer, an impermeable layer that prevents moisture passage, a lower absorbent layer, and a permeable bottom layer. The layers are ultra-sonically bonded at point locations, which provides a low-cost secure attachment and further provides an attractive pattern to the sheet. Also, the bonding forms depressions that facilitate entry of water into the absorbent layers. Repositionable adhesive on the bottom layer provides secure but repositionable attachment to a floor surface. An anti-microbial agent and/or an air freshening agent can be added to the absorbent layer as desired.

In a pressure sensor A according to the presenting invention, a piezoelectric element B formed by a thin film of aluminium nitride is mounted on a base material C of an insulating material, and output electrodes D and E and output lead wires F and G which transmit a signal detected by the piezoelectric element B are mounted on the side of the base material C. The pressure sensor A is directly mounted on a cylinder head e of an internal combustion engine, or is mounted on the outer surface of a heater L which is secured at the free end of a glow plug K, whereby it is disposed to face a combustion chamber h. A combustion pressure or oscillations during the operation of the engine can be detected with a high sensitivity.

A lithographic printing plate precursor which is capable of undergoing on-press development by supplying at least one of printing ink and dampening water and includes a support and an image-recording layer, wherein the image-recording layer contains at least one of compounds represented by the formulae (1) to (3) as defined herein.

The present invention provides a system for treating fly ash and a method of use thereof. The system and method allow for the quick and consistent application of a chemical entity to fly ash so that the characteristics of the fly ash are changed in order to allow use of the fly ash in a new capacity. One specific example is the use of treated fly ash in concrete. The system disclosed herein may be used to treat fly ash as it is produced at a coal-burning power plant or as it is unloaded from a pneumatic truck.

A method of manufacturing a header tank for a heat exchanger includes forming a first engagement portion in a core plate, placing a tank body relative to a base portion of the core plate, and moving a first wall portion toward the tank body such that the first engagement portion is engaged with the tank body. In the forming, a portion of the core plate is bent, the portion extending from the first wall portion. In the placing, the tank body is placed such that an opening of the tank body is covered by the base portion such that a tank inner space is defined. The first engagement portion is engaged with the tank body by moving the first wall portion toward the tank body.

A modular pallet comprised of a plurality of elongated runner beams arranged in spaced, parallel relation, interconnected by a plurality of transversely positioned elongated slats. The upper surfaces of the runner beams include a plurality of upper recesses, adapted to receive a respective connector portion of an upper slat. End blocks and an intermediate block depend from the lower surface of each runner beam. The blocks include lower recesses to receive a respective connector portion of a lower slat. Front and rear entry openings exist between parallel runner beams. Side entry openings exist between the blocks of a runner beam. In this manner, the front, rear, and opposing sides of the pallet may be engaged by the forks of a forklift or a pallet jack. Structural reinforcement in the form of diagonal bracing and vertical walls is provided both in the runner beams and in the slats.