| 摘要 |
<p>PURPOSE:To make a unit compact and simplify assembly so as to reduce the manufacturing cost. CONSTITUTION:Bag parts 21a, 21a, are formed at the peripheral edge part of the opening part 20a of a bag 6a. Slit like through holes 16a, 16a are formed at a housing 4a, and the respective bag parts 21a, 21a are inserted through the through holes 16a, 16a. Core members 24a, 24a are then inserted through the respective tip parts of the bag parts 21a, 21a protruded from the through holes 16a, 16a.</p> |
