Patent ID: 7282825

Claim:
A rectifier for an automotive alternator comprising: a plurality of rectifying elements configured to rectify an AC output from an automotive alternator; and a heat sink having said rectifying elements mounted thereto so as to dissipate heat generated by operation of said rectifying elements, said heat sink being configured to be connected with an electrical terminal through an engagement between a male threaded member, which has a male threaded portion and a head portion, and a female threaded member, said heat sink having a recessed portion to accommodate therein one of the head portion of the male threaded member and the female threaded member, the recessed portion being so shaped to keep the one of the head portion of the male threaded member and the female threaded member from rotating therein, said heat sink also having a through-bore that communicates with the recessed portion so as to allow the male threaded portion of the male threaded member to extend through the through-bore to engage with the female threaded member.