Patent ID: 6916067
Filing Date: 2005-07-12
Classification: A47C

Abstract:
1. An angle adjusting mechanism for a chair, comprising a support base, a seat support frame pivotally mounted on the support base, and an adjusting bar mounted between the support base and the seat support frame for adjusting an included angle between the support base and the seat support frame, wherein: the support base has two side walls each formed with an adjusting recess; the seat support frame has a first side wall formed with a first positioning hole and a second side wall formed with a second positioning hole; the adjusting bar has a first end formed with a first reduced section and a first enlarged section and a second end formed with a second reduced section and a second enlarged section, wherein: the first reduced section of the adjusting bar is movably mounted in the first positioning hole of the seat support frame; the first reduced section of the adjusting bar has a diameter smaller than a width of the adjusting recess of the support base, so that the first reduced section of the adjusting bar can be received in the adjusting recess of the support base; the first enlarged section of the adjusting bar is movably mounted between the two side walls of the seat support frame; the second reduced section of the adjusting bar is located adjacent to the first enlarged section of the adjusting bar; and the second enlarged section of the adjusting bar is movably mounted in the second positioning hole of the seat support frame.