Patent ID: 7490643
Filing Date: 2009-02-17
Classification: B23D,B25H,Y10T

Abstract:
1. A worktable comprising: a base; at least one first guide rail affixed to said base, said at least one first guide rail each having a guide groove, a first stop portion, and a second stop portion; at least one guide rod slidably coupled to the guide groove of said at least one first guide rail and axially movable in a first direction and a second direction opposite to said first direction, said at least one guide rod each having a first end and a second end; a first end plate fixedly connected to the first end of said at least one guide rod for stopping against the first stop portion of said at least one guide rod to prohibit displacement of said at least one guide rod in said first direction; a second end plate fixedly connected to the second end of said at least one guide rod for stopping against the second stop portion of said at least one guide rod to prohibit displacement of said at least one guide rod in said second direction; a sliding board slidably supported on said at least one guide rod, said sliding board having a bottom wall; at least one second guide rail affixed to the bottom wall of said sliding board, said at least one second guide rail each having a guide groove for receiving said at least one guide rod, a first push portion for stopping against said second end plate for enabling said at least one guide rod to be carried in said first direction when said sliding board is moved by an external force in said first direction, and a second push portion for stopping against said first end plate for enabling said at least one guide rod to be carried in said second direction when said sliding board is moved by an external force in said second direction; and a linking mechanism having a linking rod affixed to the bottom wall of said sliding board for stopping against said second end plate to move said at least one guide rod in said second direction when said sliding board is moved by an external force from said first direction toward said second direction.