Patent ID: 7134894

Claim:
An electrical connecting device comprising: a male connector including; a male insert; at least one male connecting element carried by said male insert; a male coupler having exterior threads adjacent a forward end; and a first coupler overmold engaging an outer surface of said male coupler and having a forward portion defining a first ratchet interface surface extending circumferentially about said forward portion of said male coupler; and a female connector including; a female insert; at least one female connecting element carried by said female insert and constructed and arranged to couple electrically with said male connecting element when said male and female connectors are assembled together; a female coupler rotatably mounted on said female insert and limited in movement along an axis thereof; and a second coupler overmold engaging an outer surface of said female coupler and having a forward portion defining a second ratchet surface extending circumferentially about said forward portion of said second coupler and adapted to engage with locking force to said first ratchet surface of said first connector when said first and second couplers are fastened together; said first and second overmolds being made of deformable, resilient material of a hardness rendering it difficult to disconnect said connectors manually.