GB1414738A - Pressure adjustment valve - Google Patents

Pressure adjustment valve

Info

Publication number
GB1414738A
GB1414738A GB5629573A GB5629573A GB1414738A GB 1414738 A GB1414738 A GB 1414738A GB 5629573 A GB5629573 A GB 5629573A GB 5629573 A GB5629573 A GB 5629573A GB 1414738 A GB1414738 A GB 1414738A
Authority
GB
United Kingdom
Prior art keywords
piston
pressure
inlet
valve
dec
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5629573A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Demag Kunststofftechnik Zweigniederlassung der Demag AG
Original Assignee
Demag Kunststofftechnik Zweigniederlassung der Demag AG
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 Demag Kunststofftechnik Zweigniederlassung der Demag AG filed Critical Demag Kunststofftechnik Zweigniederlassung der Demag AG
Publication of GB1414738A publication Critical patent/GB1414738A/en
Expired legal-status Critical Current

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
    • F16K17/10—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 auxiliary valve for fluid operation of the main valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/82—Hydraulic or pneumatic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
GB5629573A 1972-12-23 1973-12-05 Pressure adjustment valve Expired GB1414738A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722263221 DE2263221A1 (de) 1972-12-23 1972-12-23 Druckeinstellventil, insbesondere fuer schneckenspritzgiessmaschinen

Publications (1)

Publication Number Publication Date
GB1414738A true GB1414738A (en) 1975-11-19

Family

ID=5865336

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5629573A Expired GB1414738A (en) 1972-12-23 1973-12-05 Pressure adjustment valve

Country Status (7)

Country Link
AT (1) AT353470B (enrdf_load_stackoverflow)
CH (1) CH555567A (enrdf_load_stackoverflow)
DE (1) DE2263221A1 (enrdf_load_stackoverflow)
FR (1) FR2327464A1 (enrdf_load_stackoverflow)
GB (1) GB1414738A (enrdf_load_stackoverflow)
IT (1) IT1002147B (enrdf_load_stackoverflow)
NL (1) NL7315713A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3327947A1 (de) * 1983-08-03 1985-02-21 Robert Bosch Gmbh, 7000 Stuttgart Hydraulische steuereinrichtung
AT390761B (de) * 1988-07-18 1990-06-25 Engel Gmbh Maschbau Einspritzaggregat fuer spritzgiessmaschinen
CN110001020B (zh) * 2019-04-01 2024-11-08 温岭市横峰新沃机械厂 一种预料发泡注射机

Also Published As

Publication number Publication date
DE2263221A1 (de) 1974-06-27
FR2327464B3 (enrdf_load_stackoverflow) 1978-06-16
AT353470B (de) 1979-11-12
ATA952473A (de) 1979-04-15
NL7315713A (enrdf_load_stackoverflow) 1974-06-25
CH555567A (de) 1974-10-31
FR2327464A1 (fr) 1977-05-06
IT1002147B (it) 1976-05-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee