CA687807A - Lock coupling for polyethylene pipe - Google Patents

Lock coupling for polyethylene pipe

Info

Publication number
CA687807A
CA687807A CA687807A CA687807DA CA687807A CA 687807 A CA687807 A CA 687807A CA 687807 A CA687807 A CA 687807A CA 687807D A CA687807D A CA 687807DA CA 687807 A CA687807 A CA 687807A
Authority
CA
Canada
Prior art keywords
polyethylene pipe
lock coupling
lock
coupling
polyethylene
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
CA687807A
Inventor
J. O'hargan Thomas
T. Dunton John
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
Publication date
Application granted granted Critical
Publication of CA687807A publication Critical patent/CA687807A/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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00—Joints with sleeve or socket
    • F16L21/08—Joints with sleeve or socket with additional locking means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CA687807A Lock coupling for polyethylene pipe Expired CA687807A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA687807T

Publications (1)

Publication Number Publication Date
CA687807A true CA687807A (en) 1964-06-02

Family

ID=35990419

Family Applications (1)

Application Number Title Priority Date Filing Date
CA687807A Expired CA687807A (en) Lock coupling for polyethylene pipe

Country Status (1)

Country Link
CA (1) CA687807A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335946A (en) * 1992-07-28 1994-08-09 Romac Industries Inc. Cooperating combination of a gland and a grip ring installed in restrained sealed bolted joints of fluid piping systems including both plastic pipe and metallic pipe
US5468025A (en) * 1993-06-25 1995-11-21 Adinolfe; Nicholas Sewer line vent clamp assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5335946A (en) * 1992-07-28 1994-08-09 Romac Industries Inc. Cooperating combination of a gland and a grip ring installed in restrained sealed bolted joints of fluid piping systems including both plastic pipe and metallic pipe
US5468025A (en) * 1993-06-25 1995-11-21 Adinolfe; Nicholas Sewer line vent clamp assembly

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