Patent ID: 6199824
Filing Date: 2001-03-13
Classification: F16K

Abstract:
A spherical valve comprising:a main body of a hollow construction and having an interior which is divided by a partition into an inner annular seat and an outer receiving cell, said main body provided at one end with a threaded tubular portion in communication with said inner annular seat via said outer receiving cell, said main body further provided at another end thereof with a threaded tubular portion in communication with said outer receiving cell, said main body further provided in one side thereof with a shaft tube in communication with said outer receiving cell for pivoting a rotary shaft member, said outer receiving cell provided in a brim with a plurality of lugs, wherein each lug has a threaded through hole;a cover corresponding in shape to said outer receiving cell and provided thereunder with a washer, said cover provided in an underside thereof with an annular body corresponding in location to said inner annular seat and having an annular clamp seat, said cover provided in the periphery with a plurality of lugs, wherein each lug has a through hole whereby said cover is fastened to said main body by a plurality of fastening bolts which are engaged with said threaded through holes of said lugs of said main body via said through holes of said lugs of said cover; anda spherical body provided in an interior with an L-shaped channel;wherein said spherical body is located between two washers of said annular clamp seat and said inner annular seat, said spherical body being provided in the periphery with a retaining slot in which a rib of said rotary shaft member is retained, said rotary shaft member being provided at an outer end with a rotary handle for actuating said rotary shaft member so as to orient said L-shaped channel to facilitate the opening or the closing of said spherical valve.