Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • 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
  • F16K5/18—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces
  • F16K5/184—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing
  • F16K5/187—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing with rolling action
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • 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
  • F16K5/04—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 with plugs having cylindrical surfaces; Packings therefor
  • F16K5/0414—Plug channel at 90 degrees to the inlet
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • 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
  • F16K5/18—Special arrangements for separating the sealing faces or for pressing them together for plugs with cylindrical surfaces
  • F16K5/188—Sealing effected by the flowing medium
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T137/00—Fluid handling
  • Y10T137/3149—Back flow prevention by vacuum breaking [e.g., anti-siphon devices]
  • Y10T137/3185—Air vent in liquid flow line
  • Y10T137/3294—Valved
  • Y10T137/3331—With co-acting valve in liquid flow path

Landscapes

• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Self-Closing Valves And Venting Or Aerating Valves (AREA)
• Lift Valve (AREA)
• Float Valves (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=20321112

Family Applications (1)

Country Status (14)

Families Citing this family (2)

Family Cites Families (6)

• 1974
  • 1974-05-13 SE SE7406344A patent/SE385236B/xx unknown
• 1975
  • 1975-05-12 DE DE19752520991 patent/DE2520991A1/de active Pending
  • 1975-05-12 BE BE156248A patent/BE828951A/xx unknown
  • 1975-05-12 GB GB1987375A patent/GB1508182A/en not_active Expired
  • 1975-05-12 FI FI751386A patent/FI751386A/fi not_active Application Discontinuation
  • 1975-05-12 US US05/576,520 patent/US4019529A/en not_active Expired - Lifetime
  • 1975-05-12 IT IT2320775A patent/IT1038018B/it active
  • 1975-05-12 AU AU81054/75A patent/AU8105475A/en not_active Expired
  • 1975-05-12 FR FR7514715A patent/FR2271468B3/fr not_active Expired
  • 1975-05-12 NL NL7505559A patent/NL7505559A/xx unknown
  • 1975-05-12 JP JP5588675A patent/JPS50158922A/ja active Pending
  • 1975-05-12 LU LU72455A patent/LU72455A1/xx unknown
  • 1975-05-12 NO NO751663A patent/NO751663L/no unknown
  • 1975-05-12 DK DK207775A patent/DK207775A/da unknown

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