Patent ID: 7174588

Claim:
A medical chair, comprising: a main frame; an adjusting assembly pivotally mounted on the main frame; a first connecting member pivotally mounted on the main frame and having a first section connected to and moved by the adjusting assembly so that the first connecting member is pivoted and moved by the adjusting assembly; a second connecting member pivotally mounted on the main frame and having a first section connected to and moved by the adjusting assembly so that the second connecting member is pivoted and moved by the adjusting assembly; a third connecting member pivotally mounted on the main frame and having a first section connected to and moved by the adjusting assembly so that the third connecting member is pivoted and moved by the adjusting assembly; a telescopic driving member pivotally mounted on the main frame and pivotally connected to the adjusting assembly to move and pivot the adjusting assembly directly so as to move and pivot the first connecting member, the second connecting member and the third connecting member.