A diamond sintered compact cutting tool comprising a diamond sintered compact sintered at an ultra-high pressure and high temperature and a WC-Co type cemented carbide substrate directly bonded to the diamond sintered compact during a step of sintering and brazed to a tool base through the WC-Co type cemented carbide substrate, wherein the ratio of the thickness of the WC-Co type cemented carbide ...

A lock nut (70) for installation on a threaded shaft (34,40), the nut comprising a body portion (72) with a central threaded bore (74), a plurality of circumferentially spaced, threaded through bores (76) in the body portion, each through bore (76) being essentially parallel to an axis of rotation of the lock nut; and a corresponding plurality of screws (78) in the circumferentially spaced, thread...

Actual vehicle speed (Vs) and actual vehicle spacing (L), between the controlled vehicle and a preceding vehicle, are sensed and a driving/braking force acting on the controlled vehicle are regulated. A controller controls the speed (Vs) or the spacing (L) in a following control mode (FM) and changes to a deceleration control mode (DM) if anti-lock brake control is started in the following control...

Blade materials containing diamond or CBN particles for sharp-edged tools such as knife for cutting tissues or cells of organisms, the materials having high cutting property and durability thereof, wherein diamond particles or CBN parcels, each having a particle size less than 100 mu m is molded along with pure titanium particles or titanium alloy particles containing pure titanium particles each ...

A method of making office supplies such as document folders assembled by ultrasonic welding of polymer sheets, uses, during the ultrasonic welding stage, a sheet of screening material (4) placed between the third sheet of polymer (3), placed opposite the weld part of the two main sheets (1,2) forming the folder; and the second sheet (2) so that the third and second sheet are not welded together du...

The present invention provides a sheet conveying apparatus, and an image reading apparatus and an image forming apparatus having such a sheet conveying apparatus, in which skew correction of a sheet can be effected with high accuracy. A sheet convey means is provided at an upstream side of a skew correction means for correcting skew-feed of a sheet, and the sheet convey means is shifted by a shift...

Some of the raised tread block areas (1) have fine cuts (2a,2b) and the projection from the base of the cut forms a rib in the region closest to the cut base. The outer ends (7a,7b) of the projections broaden out to form a circular shape when viewed perpendicular to the cut. Independent claims are also included for: (a) lamellae which have slit-like openings extending from their free end into a ci...

The utility model relates to a pneumatic water heater. A shaft of a windmill positioned by a bracket is driven by blades to tow a main shaft arranged in a heat preservation box of the water heater through a transmission belt. A glass tube is sheathed outside the main shaft on which friction plates are arranged, and a heat collecting tube with a water inlet and a water outlet pipes is positioned ou...

The utility model relates to a reflection light focusing solar stove with an auxiliary heating device. The reflection light focusing solar stove with an auxiliary heating device comprises a stove body and a pot frame supporting rod, wherein, the pot frame supporting rod which is fixedly connected to the stove body is fixedly provided with an annular auxiliary heating device through a pivot arrange...

The utility model relates to an antifreezing solar water heater for simple pipelines. The antifreezing solar water heater for simple pipelines is particularly suitable for a closed type water storage tank. The utility model is characterized in that a combination valve (which can be called a first combination valve) composed of a water inlet valve and an evacuating valve in a whole structure is arr...

The utility model relates to a press-bearing water tank of a solar water heater. The press-bearing water tank of a solar water heater is mainly characterized in that an auxiliary chamber composed of sleeve rings and a cylinder is arranged on the outer surface of a press-bearing inner chamber. The sleeve rings are welded in a seal mode at near both ends of the press-bearing inner chamber. Both ends...

The utility model relates to a large-capacity, dwarf and valve-controlling lead-acid battery. Two to four battery monomers are arranged into a casing, busbars welded with positive or negative terminals of adjacent monomers are lead-welded and connected together at welding points connected in parallel between each monomer, the interior of the casing is become an integral body, and an unbalanced phe...

An active substance for the positive electrode of lead-acid accumulator contains lead powder, sulfuric acid solution with specific weight of 1.14 +/-0.005 g/cu.cm at 15 deg.C, purified water, acrylicfibre and ThO2. Its advantages are high utilization rate of said active substance and long service life of accumulator.

A soldering ball fabrication method includes the steps of: (1) drawing a metal wire rod into the desired thickness, (2) cutting the metal wire thus obtained into pieces subject to the desired length, (3) washing the pieces of metal wire to remove dust, (4) processing the pieces of metal wire into balls, (5) washing the balls thus obtained, (6) using a screen to select the balls, (7) inspecting sel...

An umbrella supported by a mast located alongside the umbrella canopy. The umbrella canopy includes a radial arm connected to an element slidably mounted along the mast. A brace pivotably attaches to the arm and extends to the top of the mast. A flexible line extends from a winder within the mast, over a fixed pulley located at the top of a mast, a second pulley mounted on the sliding element, and...

The invention provides polyisocyanurate systems for manufacture of polyisocyanurate foam components such as those from SRIM processes. The reaction systems include a polyisocyanate and a polyisocyanate reactive component that includes a trimerization catalyst, polyol, and a carboxylic acid blowing agent, optionally with water as a co-blowing agent. The reaction systems can be blown exclusively wit...

A security system is provided for use in association with a media entry slot (14, 24) on the user interface (12) of a self service terminal (10), such as a automated teller machine (ATM). At least three profile sensors (60a-60e) are arranged to detect the profile of the leading edge of an object (16) inserted into the slot (14, 24). An access control means allows objects having a leading edge prof...

A polyester composition, comprising a thermoplastic polyester resin and hydroxy apatite particles with an average particle diameter of 0.01 to 10 mu m and a specific surface area of 50 to 500 m<2>/g and represented by the following chemical formula, and a film made thereof. A polyester film excellent in such basic properties as slipperiness and abrasion resistance, and also in electric properties...

A thermal insulating foamed material is a polyurethane foam having closed cells, and produced by mixing, agitating and foaming a polyol, a polyisocyanate, a foam stabilizer, a catalyst, a blowing agent and a carbon dioxide adsorbent. The carbon dioxide adsorbent is produced by mixing and granulating powders of at least one member of alkali metal hydroxides and alkaline-earth metal hydroxides and o...

A thermal insulator of the present invention includes a foam containing solidified CO2 gas. A method for producing the thermal insulator includes the steps of: mixing a metal compound selected from the group consisting of a metal oxide and a metal hydroxide, water, a polyol component, and an isocyanate component to generate a mixture; foaming the mixture in a container to generate closed-cells mad...