| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a column part provided in an end part of a circumferential wall and a door panel tip part from being caught when closing a revolving door by a very simple structure. <P>SOLUTION: This automatic revolving door is composed of circumferential walls 3, 4 opposing mutually across entrances 1, 2 and having column parts 7a, 7b and 8a, 8b in their end parts and a rotary shaft 6 supporting a plurality of door panels 5, etc. installed at the center of circumference surrounded by the opposing cicumferential walls 3, 4 radially to open and close the entrances 1, 2 by letting the plurality of door panels 5, etc. pass through the entrances 1, 2 by rotation of the rotary shaft 6 in one direction. A pressing-in wall 11 pressed into the inside against energization of a hinge wall or a spring 12 is provided in tip parts of the door panels 5, etc.. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
