GB1305095A - - Google Patents

Info

Publication number
GB1305095A
GB1305095A GB2283970A GB2283970A GB1305095A GB 1305095 A GB1305095 A GB 1305095A GB 2283970 A GB2283970 A GB 2283970A GB 2283970 A GB2283970 A GB 2283970A GB 1305095 A GB1305095 A GB 1305095A
Authority
GB
United Kingdom
Prior art keywords
gate
rectangular lower
forging
extruding
ram
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
GB2283970A
Other languages
English (en)
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 filed Critical
Publication of GB1305095A publication Critical patent/GB1305095A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • B21K1/24—Making machine elements valve parts valve bodies; valve seats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/20—Making uncoated products by backward extrusion
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
    • F16K27/047—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with wedge-shaped obturating members
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/10—Welded housings
    • F16K27/105—Welded housings for gate valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Valve Housings (AREA)
GB2283970A 1969-06-06 1970-05-12 Expired GB1305095A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1928585A DE1928585C3 (de) 1969-06-06 1969-06-06 Verfahren zur Herstellung eines Zwischenrohteiles für ein Schiebergehäuse-Mittelteil

Publications (1)

Publication Number Publication Date
GB1305095A true GB1305095A (https=) 1973-01-31

Family

ID=5736133

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2283970A Expired GB1305095A (https=) 1969-06-06 1970-05-12

Country Status (8)

Country Link
JP (1) JPS4819130B1 (https=)
AT (1) AT302758B (https=)
CA (1) CA942733A (https=)
DE (1) DE1928585C3 (https=)
FR (1) FR2050046A5 (https=)
GB (1) GB1305095A (https=)
NL (1) NL160066C (https=)
SE (1) SE359361B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119747425A (zh) * 2025-01-02 2025-04-04 中国航发北京航空材料研究院 一种变径铝合金管材成形方法及其装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849819A1 (de) * 1978-11-14 1980-05-22 Mannesmann Ag Verfahren zur herstellung von schiebergehaeusen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119747425A (zh) * 2025-01-02 2025-04-04 中国航发北京航空材料研究院 一种变径铝合金管材成形方法及其装置

Also Published As

Publication number Publication date
JPS4819130B1 (https=) 1973-06-11
FR2050046A5 (https=) 1971-03-26
NL160066B (nl) 1979-04-17
AT302758B (de) 1972-10-25
DE1928585C3 (de) 1974-01-10
SE359361B (https=) 1973-08-27
NL7007976A (https=) 1970-12-08
CA942733A (en) 1974-02-26
DE1928585A1 (de) 1970-12-10
NL160066C (nl) 1979-09-17

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Legal Events

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