Patent ID: 6767238
Filing Date: 2004-07-27
Classification: H01R

Abstract:
A connector unit comprising:a first connector including a first connector body having an elongated first connecting surface with a given width, a large number of connecting holes formed in the first connector body to open the first connecting surface, having connecting terminals therein, and arranged in the longitudinal direction of the first connecting surface, and first and second engaging holes formed in the first connector body and opening in the first connecting surface on the opposite end sides of the array of connecting holes, individually; and a second connector connected to the first connector, the second connector including a second connector body having a second connecting surface with a width and a length substantially equal to those of the first connecting surface, a large number of terminal pins fixed to the second connector body, protruding from the second connecting surface, and arranged on the second connecting surface corresponding to the connecting holes of the first connector, and first and second guide protrusions protruding from the second connecting surface, located on the opposite end sides of the array of terminal pins, and configured to be inserted into the first and second engaging holes, respectively, to guide the first and second connectors into connection in cooperation with the first and second engaging holes, the first and second guide protrusions projecting higher than the terminal pins and having different cross sectional shapes, the first engaging hole having a cross sectional shape corresponding to that of the first guide protrusion and being adapted to allow insertion of the first guide protrusion and restrain insertion of the second guide protrusion, the second engaging hole having a cross sectional shape corresponding to that of the second guide protrusion and being adapted to allow insertion of the second guide protrusion and restrain insertion of the first guide protrusion.