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Environmentally sealed electrical connector

  • US 4,109,989 A
  • Filed: 06/10/1975
  • Issued: 08/29/1978
  • Est. Priority Date: 06/10/1975
  • Status: Expired due to Term
First Claim
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1. An electrical connector which is sealed in a weather tight condition in both the mated and unmated conditions, said connector comprising:

  • a plug member including a housing having a mating face on one end, a plurality of contact receiving bores passing through said housing and opening onto said mating face, a like plurality of contacts each connected to a respective one of a plurality of conductors of a cable and received in a respective one of said bores with said contact directed towards said mating face, first sealing means covering said mating face of said connector, said first sealing means having a like plurality of normally closed slots each positioned in alignment with a respective one of said bores and said contacts, and second sealing means at the other end of said member effecting a fluid tight seal between said cable and said plug member;

    a receptacle member including a plug member receiving recess closed at one end by a contact receiving block with a mating face directed inwardly of said recess, a plurality of contact receiving bores in said block leading to said mating face, a sealing assembly mounted for reciprocal movement in said recess, said sealing assembly including a sealing diaphragm having an outer periphery in wiping engagement with the inner periphery of said plug member receiving recess and a plurality of normally closed slots therein each disposed above a respective one of said contact bores, a rigid support plate having apertures therein aligned with said slots, a spring member attached to said plate and said receptacle housing allowing limited reciprocal movement of said sealing assembly within said recess and a hood extending from said receptacle housing substantially enclosing said plug receiving recess, a slot in said hood extending the length of a bottom portion thereof whereby a buildup of moisture and particles in said hood is prevented; and

    latching means adapted to secure said plug member and said receptacle member together in a mated condition and including a detent on one of said members and a latching lever operatively mounted on the other of said members to resiliently engage said detent.

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