| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wind direction adjustment register having outer frame components firmly connected to each other. <P>SOLUTION: In the wind direction adjustment register comprising an outer frame and a plurality of blades 12 assembled to the outer frame, the outer frame is formed by two outer frame components 10, 11. End plate portions 10B, 10C, 11B and 11C of each of the outer frame components 10, 11 are provided with engagement wall surfaces. These engagement wall surfaces are engaged to each other to connect the outer frame components 10, 11 to each other through an engagement force. A length of an area where the engagement wall surfaces are engaged to each other, i.e. a length of the outer frame components 10, 11 along their longitudinal direction is longer than a thickness of each of the end plate portions 10B, 10C, 11B and 11C of the outer frame components 10, 11. <P>COPYRIGHT: (C)2013,JPO&INPIT |
