| 摘要 |
1444034 Castors YOSHIDA KOGYO KK 27 Aug 1974 [27 Aug 1973 (2)] 37345/74 Heading A4U [Also in Division F2] A thrust bearing for a sliding door runner Fig. 2 or a furniture castor Fig. 4 comprises a pair of synthetic resin blocks 11, 20 between which metallic rolling elements 15 carried by a synthetic resin retainer 16 are rotatably disposed. The bearing is held together by an axle 18. In the door runner embodiment, the axle 18 secures the bearing to a mounting plate 21, and carries a synthetic resin roller 19 which engages one limb 25b of a channel section track 25. The other limb 25a engages the lower conical surface 14 of the block 11. |
