Valve

Details Valve Valve

1976-04-07

1977-11-29

Cline, William R.

Valves and valve actuation

Rotary valves

Butterfly

251367, F16K 122

Patent

active

040602206

ABSTRACT:
A valve is disclosed which is comprised of a valve housing fabricated from wo valve housing halves. Each half of the valve housing is comprised of a connection piece and a flange section. The connection piece is provided with means such as threads for connecting it to piping. Each flange section is constructed from stamped sheet metal and provided with an annular area forming flanges. The flange sections of each of the housing halves are fastened together by means of fasteners such as bolts. Each of the sheet metal flange sections are provided with a connection area surrounding the valve opening which is welded to one of the connection pieces forming one of the housing halves. Each sheet metal flange section is provided with at least one semicircular recess to form a shaft guide recess for a valve shaft located in the separation plane between the flange sections that run transversely to the valve opening. The valve shaft is provided with a valve flap that swivels with the valve shaft opening and closing the valve. A valve sealing ring is provided for sealing off the valve shaft and forming a valve seat. The valve sealing ring is mounted in an undercut recess of the valve housing that encircles the valve opening and is partially retained by said flange sections.

REFERENCES:
patent: 2868495 (1959-01-01), Lucas
patent: 3048363 (1962-08-01), Garrigan
patent: 3096072 (1963-07-01), Gulick
patent: 3224729 (1965-12-01), Beurel
patent: 3228653 (1966-01-01), Trimmer
patent: 3666233 (1972-05-01), Scaramucci
patent: 3677514 (1972-07-01), Mencarelli

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