Wear parts or cutting tools, in which the part being exposed to wear is essentially an extremely difficultly grindable material (e.g., hard material), but in which the manufacture of the wear part or cutting tool requires considerable grinding operations can, according to the invention, be made better and cheaper forming the wear part or cutting tool of a compound material which is a wear-resistan...

Wear parts or cutting tools, in which the part being exposed to wear is essentially an extremely difficultly grindable material (e.g., hard material), but in which the manufacture of the wear part or cutting tool requires considerable grinding operations can, according to the invention, be made better and cheaper forming the wear part or cutting tool of a compound material which is a wear-resistan...

A process for consolidating metal powders into slab configurations is disclosed in which the metal powder is encapsulated, heated and inserted in a containment die (12) and is subjected to a rolling operation to consolidate the powder.

PURPOSE:To prevent knocking without changing the output of an engine by a method wherein an accelerator detecting device and a knock detecting device are provided to control a regulating means and a driving means based on the signals of both detecting means. CONSTITUTION:The accelerator detecting means 29 and the knock detecting means 37 are provided. The signals of both detecting means 29, 30 are...

PURPOSE:To improve suction efficiency by a method wherein an accelerator detecting means is provided to make the revolving number of an engine constant independently of the operating amount of an accelerator and to make the engine output an output corresponding to the operating amount of the accelerator. CONSTITUTION:The accelerator detecting means 29 is provided to input the output of the detecti...

PURPOSE:To improve the reliability as well as the durability of an engine by a method wherein the engine is permitted to obtain an engine output corresponding to the operating amount of an accelerator under holding an engine torque in constant when the operating amount of the accelerator is within a predetermined range. CONSTITUTION:A speed change ratio regulating unit 18 and a throttle actuator 3...

PURPOSE:To eliminate icing condition by a method wherein an accelerator detecting means and an icing detecting means are provided and the opening degree of a throttle valve is increased so as to control the revolving number of an engine to obtain a desired output upon generating icing. CONSTITUTION:The accelerator detecting means 29 and the icing detecting means (a suction air temperature sensor 9...

PURPOSE:To prevent deterioration of operating property of an engine due to an external load surely by a method wherein a regulating means as well as a driving means are controlled so as to increase the revolving number of the engine when the external load is imposed to the engine in an operating area in which the revolving number of the engine is less than a set value. CONSTITUTION:An accelerator ...

PURPOSE:To improve incorporating property by retaining the support wall of an output shaft to the inner wall of a speed change device case through a core for a solenoid brake. CONSTITUTION:The support wall 7 of the output shaft is retained to the wall of the speed change device case 10 through the core 81 of the solenoid brake 8. According to this method, the output shaft support wall 7 and the so...

A method for feeding a dosed mixture of splicing air and liquid into a splicing chamber of a compressed-air splicing device, including a valve movable from a receiving to an operating position upon receiving a splicing signal, the valve having a dosing chamber determining the quanity of splicing liquid by the volume thereof, and a mixing chamber, and an element containing a liquid supply, includes...

An element stack and a method of making same is provided in which assembling a relatively large number of relatively small electrode plates into an element stack is facilitated by positioning a first set of electrode plates onto a strip of separator material in pre-selected locations and then affixing such plates to the strip. The resulting product may then be readily processed into the element st...

A surgical knife includes a handle supporting a diamond blade. An Nd/YAG laser is optically coupled by a bundle of optical fibres to the blade. The arrangement enables the blade to cauterize tissue being incised by the knife. The selection of the material of the blade and the laser provides a laser knife of extended useful life. The heating of the diamond blade by the laser provides the blade with...

The instant invention is directed to a process for the production of molded polyisocyanate-based foam products having a compact, light- and yellowing-resistant polyurethane-based top layer comprising the steps of: A. coating a mold with a liquid polyurethane-polyurea-based coating agent, containing a binder, which reacts to form a light- and yellowing-resistant top layer and B. introducing a foama...

The invention concerns a process for the manufacture of flame resistant flexible polyurethane foams by reacting a mixture of diphenylmethane diisocyanates and polyphenylene polymethylene polyisocyanates having a functionality greater than 2 containing 40 to 90 percent by weight diphenylmethane diisocyanate based on the total weight of said mixture; polyols, cyanic acid derivatives such as cyanamid...

PURPOSE:To increase outputs without the need to enlarge the device by fixing pistons in a multi-stage to a pull rod in the inside of the chamber case. CONSTITUTION:In a spring brake chamber 10, a cylindrical chamber case 12, a brake pull rod 14 slidably and air-tightly piercing through the chamber case 12, a piston means 16 airtightly sliding on the inner surface of the chamber case 12 and fixed t...