Patent ID: 6976873

Claim:
A connector comprising: a plug connected to an antenna through a coaxial cable; and a receptacle that receives said plug; wherein said coaxial cable includes an inside conductor extending in an axial direction, and an outside conductor provided outside the inside conductor and extending in the axial direction; wherein said plug includes a cylindrical shell connected to the outside conductor of said coaxial cable, a pin contact connected to the inside conductor of said coaxial cable, and an insulative pin contact holder provided inside the cylindrical shell for holding the pin contact on a central axis of the cylindrical shell; wherein said receptacle includes a first receptacle housing having a cylindrical shell-receiving hole in which the cylindrical shell of said plug is inserted, and a second receptacle housing provided inside the cylindrical shell-receiving hole, the second receptacle housing having a pin contact-receiving hole into which the pin contact is inserted; wherein a first protrusion is in a distal end of the pin contact holder; and wherein a first reentrant in which the first protrusion is to be fitted is in a distal end of the second receptacle housing, wherein said receptacle includes elastically-deformable first pressing pieces that protrude from an inner surface of the cylindrical shell-receiving hole of the first receptacle housing, wherein an annular groove portion is formed in an outer peripheral surface of the cylindrical shell of said plug, and whereby the first pressing pieces of said receptacle are elastically deformed and engaged with a groove portion of said plug when said plug is inserted into said receptacle.