Bearing unit for Christmas pyramids, has ball bearing attached on or in rotary axle or on bearing bolt with or without bushes and in pitch hole or through hole with or without retaining ring

摘要

The unit has a bearing bolt and a ball bearing (3) provided in a housing (4). The ball bearing is attached on or in a rotary axle or on a bearing bolt (1) with or without bushes (5). The ball bearing is horizontally attached in a pitch hole or a through hole with or without retaining ring (2). The ball bearing can also be attached with screws (7) and/or bolts.