Connector for high-speed transmission

A high-speed transmission connector, comprising:

• a connector housing that comprises a slot into which a header of an external communication device is fitted, and an upper plate portion and a lower plate portion facing each other with the slot sandwiched therebetween, and is provided with holes opened on the slot side in the upper plate portion and the lower plate portion;
• a first contact row arranged within the connector housing;
• a second contact row arranged face to face with the first contact row within the connector housing;
• a first cap supported in the hole of the upper plate portion by making a portion project to the slot side;
• and
• a second cap supported in the hole of the lower plate portion by making a portion project to the slot side, wherein each contact of the first contact row and the second contact row comprises a receiving portion that receives the header, and the receiving portion comprises a receiving tip end portion facing an insertion side of the header and positioned at a certain angle with respect to a surface of the header, and a curved portion extending from a rear end of the receiving tip end portion and bent in an arch shape,
• an accommodation space accommodating at least a portion of the receiving tip end portion is provided in a wall surface on a side where the contacts are located in the first cap and the second cap,
• the receiving tip end portion of each contact in the first contact row is in contact with the wall surface within the accommodation space of the first cap or faces the wall surface through a gap,
• the receiving tip end portion of each contact in the second contact row is in contact with the wall surface within the accommodation space of the second cap or faces the wall surface through a gap.