主权项 |
1. A curtain guiding block comprising
a block body, having a circular hole located at upper portion thereof; a first wheel base, having a stopping portion, and a connecting protruding post corresponding to the circular hole of the block body, wherein a guiding post extends from a center portion of the connecting protruding post and a connecting slot is recessedly formed at a front portion of the guiding post, and a blocking portion extends from the connecting slot; a second wheel base, having a top portion and an engaging protruding post corresponding to the circular hole of the block body, wherein a connecting protruding portion extends from center portion of the engaging protruding post, and the diameter of the connecting protruding portion is greater than the diameter of the guiding post, and a through hole is formed axially and the top portion is hollow and an engaging post extends from the through hole, wherein the engaging post is hollow and has a guiding slot to connect with the through hole, and a plurality of cut slots is axially formed on the outer wall thereof, and a conjugating portion is protrudingly formed at inner portion of a rear opening thereof; and a plurality of rolling balls disposed at the circular hole of the block body and restricted between the first wheel base and the second wheel base. |