| 摘要 |
PROBLEM TO BE SOLVED: To provide an expansion gate without curving and twisting, when expanding a frontage by rotating a contracted expansion gates, in the expansion gate having a caster for traveling on a floor surface, by providing an expandable link mechanism between a suspension side stile and a door pull stile.SOLUTION: The suspension side stile 3 is connected via a joint 8 to a muntin 7 standing from the floor surface 9, and a guide rod 13 extending to the door pull stile side is installed on the suspension side stile 3, and the guide rod 13 is stored in an inside space 14 of the link mechanism 2, and its length is set as a dimension unreachable to the door pull stile 4 when a gate is contracted. |
