| 摘要 |
<p>Ribs (19) are provided in a lattice pattern on an inner surface of an inclined portion (8) of a level upper (2) making up a first lever component, while first and second projecting portions (28, 29) for press fitting whose cross sections are L-shaped are provided on an inner surface of an inclined portion (12) of a lever lower (3) making up a second lever component. The arrangement provided is such that the first and second projecting portions (28, 29) for press fitting are respectively inserted into first and second inserting portions (22, 23) formed by the ribs (19). <IMAGE></p> |
