Patent Number: 7,708,243

Title: Height-adjustable stand

Abstract: A stand includes a frame, a sliding member, and two torsion springs. The frame has two guide rail subassemblies. The sliding member is slidably attached to the guide rail subassemblies. A first end of each torsion spring is connected to the frame, and a second end of each torsion spring is connected to the sliding member to provide an elastic force to overcome the total weight of the sliding member and a load.

Inventors: Wang; Jin-Xin (Shenzhen, CN), Li; Jian (Shenzhen, CN)

Assignee: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd.

International Classification: F16M 11/00 (20060101)

Expiration Date: 5/04/12018