Patent ID: 9705236
Date: 2017-07-11
CPC Classifications: H01R

Claim:
1. A connector, comprising: a first housing having a terminal accommodating portion, a support extending out from the terminal accommodating portion and a tubular fitting extending forward from the support and surrounding the terminal accommodating portion; a connection space formed between the terminal accommodating portion and the tubular fitting and forward of the support; a second housing including a receptacle to be inserted into the connection space; a seal ring having a substantially rectangular shape with four arcuate corners and configured to seal a clearance between an outer periphery of the terminal accommodating portion and an inner periphery of the receptacle by being mounted on the outer periphery of the terminal accommodating portion; ears protruding on the seal ring to extend along the arcuate corners and projecting toward an outer peripheral side, each of the ears having a rear face engaging a front surface of the support at a back end of the connection space and a front face engaging a tip surface of the receptacle when the first and second housings are connected, the ears regulating rattling in a connecting direction of the first and second housings by being resiliently compressively deformed between the front surface of the support at a back end of the connection space and the tip surface of the receptacle with the first and second housings connected; pressure receiving portions projecting forward at the front surfaces of each of the ears and divided in a circumferential direction by front grooves; and protrusions projecting rearward at the rear surfaces of each of the ears at circumferential positions corresponding to the pressure receiving portions and being divided by rear grooves.