| 主权项 |
1. A sliding member comprising:
a casing formed from synthetic resin so as to construct a laterally oriented U-shape in its cross-section with an upper wall, a lower wall and a bottom wall longitudinally in a front-and-rear direction, and a plate spring, wherein said casing is partitioned and formed at its interior into a front concave accommodation portion, a middle concave accommodation portion and a rear concave accommodation portion by a front partitioning portion and a rear partitioning portion formed between said upper wall and said lower wall with a distance therebetween along a front-and-rear direction of said bottom wall, wherein said upper wall includes a middle upper wall portion corresponding to said middle concave accommodation portion, said middle upper wall portion having a mountain-shaped wall portion formed to protrude upwardly in a mountain-shape, and a protruding portion protruding downwardly from said mountain-shaped wall portion, wherein said lower wall includes a middle lower wall portion corresponding to said middle concave accommodation portion, said middle lower wall portion having front and rear portions and a front-and-rear directional intermediate portion provided between said front and rear portions formed to protrude upwardly from front and rear end portions of said front-and-rear directional intermediate portion, and wherein said plate spring is interposed in said middle concave accommodation portion between said front and rear portions of said middle lower wall portion and said protruding portion of said middle upper wall portion so as to be a convex curved shape downwardly. |
