(19)
(11) EP 0 083 862 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.05.1985 Bulletin 1985/21

(43) Date of publication A2:
20.07.1983 Bulletin 1983/29

(21) Application number: 82306849

(22) Date of filing: 21.12.1982
(84) Designated Contracting States:
BE DE FR NL

(30) Priority: 22.12.1981 GB 8138658

(71) Applicant: BURROUGHS CORPORATION (a Michigan corporation)
 ()

(72) Inventor:
  • Robertson, John Angus
     ()

   


(54) Improvements in and relating to printed-circuit board edge connectors


(57) A system for providing edge connection to printed-circuit boards 40 and the like has very low insertion force and almost no contact wear, so avoiding the disadvantages of conventional edge connection systems, by employing a connector comprising two mutually pivotable arms 10 and 12 or 72 and 74 having protrusions 14 and 16 or 76 and 78 at their distal ends which are separable in response to the board being introduced between the protrusions 14 and 16 or 76 and 78 to separate spring contact sections 32 34 far enough to allow insertion of the board 40 without rubbing thereagainst, the protrusions 14 and 16 or 76 and 78 falling into a void 48 94 at the end of insertion to allow the spring contact sections 32 34 to impinge upon pads 44 96 on the board 40 with the coming back together of the arms 10 and 12 or 72 and 74, the system working in reverse for the withdrawal of a board 40.










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