Patent ID: 7191492
Filing Date: 2007-03-20
Classification: E05D,E05Y,G06F,Y10T

Abstract:
1. A swivel structure having direction indication, the swivel structure comprising: a first swivel base having at least a window; and a second swivel base holding the first swivel base to allow the first swivel base and the second swivel base to swivel against each other, wherein the first swivel base and the second swivel base have a first fixed position state and a second fixed position state, the second swivel base has at least a first direction indication mark and at least a second direction indication mark, and the direction indicated by the first direction indication mark is opposite the direction indicated by the second direction indication mark; wherein when the first swivel base and the second swivel base are in the first fixed position state, the first direction indication mark is shown through the window and the direction indicated by the first direction indication mark is the direction to swivel the first swivel base and the second swivel base to the second fixed position state, and when the first swivel base and the second swivel base are in the second fixed position state, the second direction indication mark is shown through the window and the direction indicated by the second direction indication mark is the direction to swivel the first swivel base and the second swivel base to the first fixed position state.