NL174757C - Gecombineerde veiligheidsklep en vacuuempompklep. - Google Patents

Gecombineerde veiligheidsklep en vacuuempompklep.

Info

Publication number
NL174757C
NL174757C NL7403526A NL7403526A NL174757C NL 174757 C NL174757 C NL 174757C NL 7403526 A NL7403526 A NL 7403526A NL 7403526 A NL7403526 A NL 7403526A NL 174757 C NL174757 C NL 174757C
Authority
NL
Netherlands
Prior art keywords
valve
vacuum pump
combined safety
safety valve
pump valve
Prior art date
Application number
NL7403526A
Other languages
English (en)
Other versions
NL174757B (nl
NL7403526A (nl
Original Assignee
Aga Ab
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 Aga Ab filed Critical Aga Ab
Publication of NL7403526A publication Critical patent/NL7403526A/xx
Publication of NL174757B publication Critical patent/NL174757B/nl
Application granted granted Critical
Publication of NL174757C publication Critical patent/NL174757C/nl

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/0466—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with a special seating surface
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/168—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side combined with manually-controlled valves, e.g. a valve combined with a safety valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanically-Actuated Valves (AREA)
NL7403526A 1973-03-16 1974-03-15 Gecombineerde veiligheidsklep en vacuuempompklep. NL174757C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7303677A SE372809B (nl) 1973-03-16 1973-03-16

Publications (3)

Publication Number Publication Date
NL7403526A NL7403526A (nl) 1974-09-18
NL174757B NL174757B (nl) 1984-03-01
NL174757C true NL174757C (nl) 1984-08-01

Family

ID=20316928

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7403526A NL174757C (nl) 1973-03-16 1974-03-15 Gecombineerde veiligheidsklep en vacuuempompklep.

Country Status (3)

Country Link
GB (1) GB1466152A (nl)
NL (1) NL174757C (nl)
SE (1) SE372809B (nl)

Also Published As

Publication number Publication date
NL174757B (nl) 1984-03-01
NL7403526A (nl) 1974-09-18
GB1466152A (en) 1977-03-02
SE372809B (nl) 1975-01-13

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Lapsed because of reaching the maxim lifetime of a patent