Patent ID: 7077487
Filing Date: 2006-07-18
Classification: A47B

Abstract:
1. A drawer rail having an auto-returning device comprising: a rail assembly composed of an outer track and an inner track; a driving block formed on the outer track; a base mounted on the inner track and having a front face, a rear face, a top edge, a bottom edge, a first end, a second end opposite to the first end, wherein the base has a sliding block movably mounted inside the block recess of the base and having a front face, a rear face, a top edge, a bottom edge, a first end, and a second end opposite to the first end, wherein the sliding block further has: a stub formed on the rear face near the bottom edge at the first end to operationally engage with the stub notch on the base when the sliding block biases; an inclined face formed on the extending portion at the first end; and a guard wall formed on the extending potion at the top edge of the sliding block; and a slit defined longitudinally in the guard wall to engage with a wall of the elongated through hole to keep the sliding block stable inside the block recess; and a spring accommodated inside the spring recess and having an immovable end attached to the first end of the base and a free end attached to the spring post on the sliding block.