CH474004A - Closure for vacuum or low pressure vessels - Google Patents

Closure for vacuum or low pressure vessels

Info

Publication number
CH474004A
CH474004A CH1545966A CH1545966A CH474004A CH 474004 A CH474004 A CH 474004A CH 1545966 A CH1545966 A CH 1545966A CH 1545966 A CH1545966 A CH 1545966A CH 474004 A CH474004 A CH 474004A
Authority
CH
Switzerland
Prior art keywords
closure
vacuum
low pressure
pressure vessels
vessels
Prior art date
Application number
CH1545966A
Other languages
German (de)
Inventor
Robbert Bannock Roy
William Rowntree Frederick
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH474004A publication Critical patent/CH474004A/en

Links

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
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
    • F16K51/02—Other details not peculiar to particular types of valves or cut-off apparatus specially adapted for high-vacuum installations
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • 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
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/42—Valve seats

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electroplating Methods And Accessories (AREA)
  • ing And Chemical Polishing (AREA)
CH1545966A 1965-10-28 1966-10-25 Closure for vacuum or low pressure vessels CH474004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4572165A GB1096325A (en) 1965-10-28 1965-10-28 Improvements in or relating to fluid valves

Publications (1)

Publication Number Publication Date
CH474004A true CH474004A (en) 1969-06-15

Family

ID=10438304

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1545966A CH474004A (en) 1965-10-28 1966-10-25 Closure for vacuum or low pressure vessels

Country Status (5)

Country Link
CH (1) CH474004A (en)
DE (1) DE1550429A1 (en)
FR (1) FR1501154A (en)
GB (1) GB1096325A (en)
NL (1) NL147236B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023475C2 (en) * 1980-06-24 1984-08-30 Leybold-Heraeus GmbH, 5000 Köln Metal sealed valve
DE3676092D1 (en) * 1986-09-02 1991-01-17 Perkin Elmer Metco Gmbh VACUUM VALVE.

Also Published As

Publication number Publication date
DE1550429A1 (en) 1969-11-27
NL147236B (en) 1975-09-15
GB1096325A (en) 1967-12-29
FR1501154A (en) 1967-11-10
NL6615061A (en) 1967-05-02

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Legal Events

Date Code Title Description
PL Patent ceased