NL187841B - Device for manufacturing a coupling sleeve with a sealing element in an undercut groove. - Google Patents

Device for manufacturing a coupling sleeve with a sealing element in an undercut groove.

Info

Publication number
NL187841B
NL187841B NLAANVRAGE7812065,A NL7812065A NL187841B NL 187841 B NL187841 B NL 187841B NL 7812065 A NL7812065 A NL 7812065A NL 187841 B NL187841 B NL 187841B
Authority
NL
Netherlands
Prior art keywords
manufacturing
sealing element
coupling sleeve
undercut groove
undercut
Prior art date
Application number
NLAANVRAGE7812065,A
Other languages
Dutch (nl)
Other versions
NL187841C (en
NL7812065A (en
Original Assignee
Draka Polva Bv
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 Draka Polva Bv filed Critical Draka Polva Bv
Priority to NLAANVRAGE7812065,A priority Critical patent/NL187841C/en
Priority to EP79200731A priority patent/EP0013040A1/en
Priority to PT70570A priority patent/PT70570A/en
Priority to ES486753A priority patent/ES8100959A1/en
Priority to BR7908136A priority patent/BR7908136A/en
Priority to US06/102,654 priority patent/US4457886A/en
Publication of NL7812065A publication Critical patent/NL7812065A/en
Priority to ES492750A priority patent/ES492750A0/en
Publication of NL187841B publication Critical patent/NL187841B/en
Application granted granted Critical
Publication of NL187841C publication Critical patent/NL187841C/en

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
NLAANVRAGE7812065,A 1978-12-12 1978-12-12 Device for manufacturing a coupling sleeve with a sealing element in an undercut groove. NL187841C (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NLAANVRAGE7812065,A NL187841C (en) 1978-12-12 1978-12-12 Device for manufacturing a coupling sleeve with a sealing element in an undercut groove.
EP79200731A EP0013040A1 (en) 1978-12-12 1979-12-06 Method and apparatus for forming couplings of thermoplastic material
PT70570A PT70570A (en) 1978-12-12 1979-12-11 Process and dispositive for the execution of thermoplasticcoupling pieces
ES486753A ES8100959A1 (en) 1978-12-12 1979-12-11 Method and apparatus for forming couplings of thermoplastic material.
BR7908136A BR7908136A (en) 1978-12-12 1979-12-12 PROCESS FOR CARRYING OUT THERMOPLASTIC MATERIAL PARTS, AND DEVICE FOR CARRYING OUT THE PROCESS
US06/102,654 US4457886A (en) 1978-12-12 1979-12-12 Process for the production of coupling pieces from a thermoplastic, and device for carrying out this process
ES492750A ES492750A0 (en) 1978-12-12 1980-06-25 IMPROVED DEVICE FOR THE PRODUCTION OF COUPLING PARTS OF THERMOPLASTIC MATERIAL WHICH PRESENT AN ANNULAR SLOT IN A COUNTER-DOWN SLOT

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7812065 1978-12-12
NLAANVRAGE7812065,A NL187841C (en) 1978-12-12 1978-12-12 Device for manufacturing a coupling sleeve with a sealing element in an undercut groove.

Publications (3)

Publication Number Publication Date
NL7812065A NL7812065A (en) 1980-06-16
NL187841B true NL187841B (en) 1991-09-02
NL187841C NL187841C (en) 1992-02-03

Family

ID=19832054

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7812065,A NL187841C (en) 1978-12-12 1978-12-12 Device for manufacturing a coupling sleeve with a sealing element in an undercut groove.

Country Status (1)

Country Link
NL (1) NL187841C (en)

Also Published As

Publication number Publication date
NL187841C (en) 1992-02-03
NL7812065A (en) 1980-06-16

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BT A document has been added to the application laid open to public inspection
A85 Still pending on 85-01-01
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: DRAKA POLVA B.V.

V1 Lapsed because of non-payment of the annual fee

Effective date: 19960701