GB1450821A - Method of forming an inner circumferential groove in a heat deformable pipe and a mandrel assembly for use in the method method of forming an inner circum - Google Patents

Method of forming an inner circumferential groove in a heat deformable pipe and a mandrel assembly for use in the method method of forming an inner circum

Info

Publication number
GB1450821A
GB1450821A GB268474A GB268474A GB1450821A GB 1450821 A GB1450821 A GB 1450821A GB 268474 A GB268474 A GB 268474A GB 268474 A GB268474 A GB 268474A GB 1450821 A GB1450821 A GB 1450821A
Authority
GB
United Kingdom
Prior art keywords
gasket
core
groove
pipe
forming
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
GB268474A
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.)
Johns Manville Corp
Johns Manville
Original Assignee
Johns Manville Corp
Johns Manville
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 Johns Manville Corp, Johns Manville filed Critical Johns Manville Corp
Publication of GB1450821A publication Critical patent/GB1450821A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/025—Belling or enlarging, e.g. combined with forming a groove combined with the introduction of a sealing ring, e.g. using the sealing element as forming element
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/06—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
    • F16L47/08—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with sealing rings arranged between the outer surface of one pipe end and the inner surface of the sleeve or socket, the sealing rings being placed previously in the sleeve or socket

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Laminated Bodies (AREA)
  • Insulating Bodies (AREA)
GB268474A 1973-10-23 1974-01-21 Method of forming an inner circumferential groove in a heat deformable pipe and a mandrel assembly for use in the method method of forming an inner circum Expired GB1450821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40877173A 1973-10-23 1973-10-23

Publications (1)

Publication Number Publication Date
GB1450821A true GB1450821A (en) 1976-09-29

Family

ID=23617697

Family Applications (1)

Application Number Title Priority Date Filing Date
GB268474A Expired GB1450821A (en) 1973-10-23 1974-01-21 Method of forming an inner circumferential groove in a heat deformable pipe and a mandrel assembly for use in the method method of forming an inner circum

Country Status (24)

Country Link
JP (1) JPS5211699B2 (es)
AR (1) AR201216A1 (es)
AT (1) AT341285B (es)
AU (1) AU506015B2 (es)
BE (1) BE810460A (es)
BG (1) BG28855A3 (es)
BR (1) BR7401054A (es)
CH (1) CH581017A5 (es)
CS (1) CS187410B2 (es)
DD (1) DD111976A5 (es)
DE (2) DE2462186C2 (es)
DK (1) DK137598B (es)
ES (1) ES422925A1 (es)
FI (1) FI58737C (es)
FR (1) FR2248129B1 (es)
GB (1) GB1450821A (es)
HU (1) HU170284B (es)
IL (1) IL44051A (es)
IN (1) IN139556B (es)
IT (1) IT1002776B (es)
NO (2) NO740219L (es)
PL (1) PL96156B1 (es)
SE (1) SE403578B (es)
SU (2) SU917710A3 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR1007690B (el) * 2011-09-01 2012-09-12 Μιχαλης Ηλια Παπαγιαννοπουλος Φορητο κυλινδρικο καλουπι κατασκευης κεφαλης - ενωσης στις πλαστικες σωληνες αποχετευσης

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134949A (en) * 1977-02-17 1979-01-16 Harsco Corporation Method to form a bell end in a plastic pipe
AT376605B (de) * 1981-09-14 1984-12-10 Schnallinger Helfried Ing Verfahren und vorrichtung zum herstellen von muffen od. dgl.
DE102005025460A1 (de) * 2005-06-02 2006-12-07 Poloplast Gmbh & Co.Kg Verfahren zur Herstellung einer Rohrendsteckmuffe sowie Sickeneinsatz zur Formung einer Sicke einer Rohrendsteckmuffe
CN112718995B (zh) * 2019-10-28 2023-02-03 中国航发商用航空发动机有限责任公司 一种冲压工装及其芯棒

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE374690B (es) 1971-07-01 1975-03-17 Forsheda Ideutveckling Ab

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR1007690B (el) * 2011-09-01 2012-09-12 Μιχαλης Ηλια Παπαγιαννοπουλος Φορητο κυλινδρικο καλουπι κατασκευης κεφαλης - ενωσης στις πλαστικες σωληνες αποχετευσης

Also Published As

Publication number Publication date
FI58737C (fi) 1981-04-10
JPS5073979A (es) 1975-06-18
AR201216A1 (es) 1975-02-21
DE2462186A1 (de) 1976-04-22
SE403578B (sv) 1978-08-28
HU170284B (es) 1977-05-28
FR2248129B1 (es) 1977-03-04
DE2404549A1 (de) 1975-04-24
DD111976A5 (es) 1975-03-12
DK34974A (es) 1975-06-23
SE7400791L (es) 1975-04-24
AT341285B (de) 1978-01-25
CS187410B2 (en) 1979-01-31
CH581017A5 (es) 1976-10-29
IL44051A (en) 1976-08-31
DK137598B (da) 1978-04-03
IN139556B (es) 1976-07-03
NO820363L (no) 1975-04-24
SU917710A3 (ru) 1982-03-30
DE2404549B2 (de) 1979-03-29
AU6558074A (en) 1975-08-14
AU506015B2 (en) 1979-12-13
BG28855A3 (en) 1980-07-15
JPS5211699B2 (es) 1977-04-01
IT1002776B (it) 1976-05-20
DE2404549C3 (de) 1979-11-22
DE2462186C2 (de) 1983-06-30
FI740246A0 (es) 1975-04-24
IL44051A0 (en) 1974-05-16
FI58737B (fi) 1980-12-31
AU2672477A (en) 1977-10-06
BR7401054A (pt) 1975-10-14
DK137598C (es) 1978-09-18
NO740219L (es) 1975-05-20
ATA60374A (de) 1977-05-15
PL96156B1 (pl) 1977-12-31
BE810460A (fr) 1974-07-31
ES422925A1 (es) 1976-05-01
SU655288A3 (ru) 1979-03-30
FR2248129A1 (es) 1975-05-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee