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83 results about "Cylindrical enclosure" patented technology

Vertical axis wind turbine with axial flow rotor

An omni-directional vertical axis wind turbine includes an axial flow turbine rotor to supply force to operate an electrical generator mounted for rotation on a vertical shaft. A shroud surrounds the turbine rotor forming a circular chamber coaxially with the turbine rotor, enclosing the airflow entry face and leaving the discharge face uncovered. Wind entering the shroud from any direction flows inwardly through air passages, where a set of baffles surrounding the circular chamber redirect incoming airflow into a stream within the circular chamber. A cylindrical enclosure mounted concentrically with the turbine rotor within the circulation chamber houses an array of stationary vanes positioned to extend across the entry base and in close proximity to the turbine rotor and aligned at angles relative to the axis of rotation, form flow-through passages to intercept the airflow and redirect it vertically into the swept area of the turbine rotor in the form of laminar streams. Entrainment effect of the streams enhances the force of airflow through the sweet area, while leading edges of rotating turbine blades intercept airflow along continuously changing points of intersection from successive passages to create additional torque to power the turbine. Angular alignment and curvature of the stationary vanes can be varied to optimize performance over a variety of wind conditions.
Owner:WOLFF JOHN GEORGE

Liquid separator for vacuum filter

A float valve 80, made of HDPE, is movably mounted in a stainless steel cage 60 in an in-line vacuum filter. The float valve has a chamber 85 formed in a skirt portion 84 thereof. Float valve 80 has a generally cylindrical shaped outer surface 82 encircling the skirt portion 84 and a generally cylindrical shaped inner surface 83 encircling the chamber 85. A upper portion 86 extends across the upper end of valve 80 to form an inverted cup shaped body. The upper portion 86 extending across the upper end of said valve 80 has a threaded hole 87 formed therein to receive a threaded bolt 88 for forming a ballast to permit adjustment of the weight of said valve 80 so that it floats at a level that prevents it being drawn by venturi effect into the central air chamber 19 before a predetermined volume of liquid is collected in the cylindrical enclosure 11 through which air flows en route to the filter element 14. The water line is about 1 inch above the bottom edge of the skirt portion 84 and about 1 inch below the sealing surface 95 to assure that the float valve will engage a seal 98 on said cap 13 adjacent the lower end of central air chamber 19 before liquid is drawn into air chamber 19. The chamber 85 forms an air pocket in which air is trapped to lift the float valve 80 for positioning the sealing surface 95 a predetermined distance above the surface of water or other liquid in which it is floating.
Owner:CHARLES G AGERLID

Silicon chip pickling thinning machine

The invention relates to a silicon chip pickling thinning machine comprising a box body and characterized in that a rotary hand basket is supported in the box body and is composed of two circular fixing plates, a cylindrical enclosures transversely connected between the two circular fixing plates, rotating shafts, and handles, wherein the rotating shafts and the handles are arranged on the outer side surfaces of the circular fixing plates; the cylindrical enclosure is composed of an enclosure body and a semicircular enclosure cover hinged to the enclosure body; the opening side edge of the semicircular enclosure cover is connected with the cylindrical enclosure by a lock; multiple ribs are uniformly arranged on the bottom of the enclosure body at intervals; a slideway is fixed to one end of the outer side of the box body, a support base is in sliding connection with the top of the slideway; an inverted servo motor is fixed to the horizontal plate surface of the support base; the motor shaft of the servo motor is connected with the rotating shafts of the rotary hand basket through a transmission mechanism, and a circulating water pipe is fixed to the inner sidewall of the box body. The silicon chip pickling thinning machine is reasonable in structural design and easy to operate, achieves single-side chemical thinning on a silicon chip and a large batch production, increases yield, saves resources, and reduces production cost.
Owner:锦州佑华硅材料有限公司

Coreless brushed DC motor and carbon brush-terminal component thereof

The invention relates to a coreless brushed DC motor and a carbon brush-terminal component thereof. The coreless brushed DC motor comprises a cylindrical enclosure, a front end cover, a rear end cover, a phase changer and a carbon brush-terminal component, wherein the phase changer is arranged on a motor rotating shaft and is close to the rear end cover, and the carbon brush-terminal component is arranged on the rear end cover and matched with the phase changer; the carbon brush-terminal component comprises a pair of terminals and a pair of carbon brushes, wherein the terminals pass through a terminal slot arranged on the rear end cover to extend from inside to outside, the carbon brushes are respectively connected with the corresponding terminals by carbon brush wires, a through hole is provided in the terminal, one end of the carbon brush wire is fixed on the carbon brush, and the other end of thereof passes through the through hole to be inserted and fixed in the terminal slot with the terminal. By adopting a brand new carbon brush assembling structure, the invention avoids the welding work stations of the carbon brushes and the terminals, improves the conduction effect of the carbon brushes and the terminals and can quickly and correctly assemble the end cover set without workholders. A screw and a tetragonal nut are adopted to lock stators and the end cover set so as to ensure stable structure.
Owner:SHENZHEN TOPBAND CO LTD
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