Patent ID: 7434855

Claim:
A stay structure, comprising: a stay main body having a ball portion at one end of the stay main body; and a base member configured to hold the ball portion, wherein the base member includes a first base portion and a second base portion detachably attached to the first base portion, wherein the first base portion is provided with a hole and a peripheral wall portion upwardly protruded from a periphery of the hole, the peripheral wall portion having an inner surface narrowed at an upper portion thereof, wherein the peripheral wall portion is divided by vertically extended slits into a plurality of divided wall pieces, at least one of the slits being provided with a dented groove portion capable of holding an external periphery of the stay main body, wherein the second base portion is provided with a flange portion in contact with a rear surface of the first base portion and a pedestal portion protruded toward the first base portion from the flange portion and fitted in the peripheral wall portion, wherein the pedestal portion has at its upper surface a curved surface on which the ball portion is swingably disposed, and wherein the ball portion is swingably held by the inner surface of the peripheral wall portion and the curved surface of the pedestal portion, wherein the first base portion is further provided with an elastic engaging piece downwardly extending from a lower portion of the inner surface of the peripheral wall portion so as not to protrude from the rear surface of the first base portion and a gap formed behind the elastic engaging piece, wherein the second base portion is provided with an engaging portion to be engaged with the elastic engaging piece, the engaging portion being formed on an external periphery of the pedestal portion, and wherein the flange portion of the second base portion is in contact with the rear surface of the first base portion and the engaging portion is engaged with the elastic engaging piece.