SE329536BSE861766ASE861766ASE329536BSE 329536 BSE329536 BSE 329536BSE 861766 ASE861766 ASE 861766ASE 861766 ASE861766 ASE 861766ASE 329536 BSE329536 BSE 329536B
Authority
SE
Sweden
Application number
SE861766A
Inventor
S Koivisto
Original Assignee
Lokomo Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lokomo OyfiledCriticalLokomo Oy
Publication of SE329536BpublicationCriticalpatent/SE329536B/xx
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
F16K5/08—Details
F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
F16K5/204—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing