| 摘要 |
The present disclosure provides an abutment joint that includes a first abutment member and a second abutment member. The first abutment member includes a projection that extends from first abutment member shoulders and has a distal end from which a first surface and a second surface extend towards the first abutment member shoulders at an acute angle. The second abutment member has a socket into which the projection of the first abutment member releasably seats. The socket has a first surface and a second surface that extends away from a first end of the second abutment member at an acute angle. The first end of the second abutment member includes second abutment member shoulders that extend from the socket. |
