| 摘要 |
Roller blind has housing in which ends of winding spindle are supported. Winding spindle and journals fit in a U-shaped recess. Roller blind hollow winding spindle (10) is of plastics material. Both ends of the spindle have a fitted bolt (11) which protrudes. Retainer plate (13) is bolted to top of housing (14). Retainer plate has a slotted hole (15) at a slight angle to the horizontal. Bearing part (12) includes locking plate (16) which inserted through slot (15) which after rotating engages into retainer plate (13). Bearing part (12) includes U-shaped recess (17) in which bolt (11) fits.
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