(19)
(11)EP 3 312 489 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
03.10.2018 Bulletin 2018/40

(43)Date of publication A2:
25.04.2018 Bulletin 2018/17

(21)Application number: 17197825.7

(22)Date of filing:  23.10.2017
(51)International Patent Classification (IPC): 
F16L 21/08(2006.01)
F16L 47/12(2006.01)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30)Priority: 21.10.2016 GB 201617849

(71)Applicant: Crane Limited
Hitchin, Hertfordshire SG4 0UD (GB)

(72)Inventors:
  • BURGESS, Richard
    Hitchin, Hertfordshire SG5 2SD (GB)
  • CLARK, Paul
    Flitwick, Bedfordshire MK45 1PJ (GB)

(74)Representative: Boden, Keith McMurray 
Fry Heath & Spence LLP
Unit A, Faraday Court Faraday Road Crawley, West Sussex RH10 9PU
Unit A, Faraday Court Faraday Road Crawley, West Sussex RH10 9PU (GB)

  


(54)PIPE COUPLING


(57) A pipe connector or coupling for providing a coupling to a pipe, the pipe coupling comprising: at least one gripper ring (3) which receives a pipe (P) therewithin, wherein the at least one gripper ring (3) comprises a gripper (11) which includes a plurality of blade elements (17) which are displaceable between a first, pipe-receiving configuration in which the pipe (P) is receivable within the at least one gripper ring (3) and a second, inwardly-displaced inserted configuration in which the blade elements (17) are inserted into an external wall (S) of the pipe (P); and a clamp (7) for applying a radially-inward compressive load on the at least one gripper ring (3) to displace the blade elements (17) thereof from the pipe-receiving configuration to the inserted configuration.







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Search report