The invention discloses a roller device. The roller device comprises a first regulating part and a second regulating part, wherein the first regulating part is rotatably connected with the second regulating part through a first pin rod; a roller is arranged under the second regulating part; the roller is rotatably connected with the second regulating part through a second pin rod. According to the roller device disclosed by the invention, through the utilization of the first regulating part and the second regulating part which are in rotatable connection, a user can easily realize the rotation and the regulation of each joint; in addition, through the clamped matching of locking convex pieces and locking slots, the user can regulate the height of the roller, so that the roller device is firm and reliable.
Roller device
2015-11-04
Patent
Electronic Resource
English
IPC: | B60B VEHICLE WHEELS , Räder für Fahrzeuge |
ROLLER DEVICE, PIECE OF FURNITURE CONTAINING ROLLER DEVICE, AND THE ROLLER DEVICE APPLICATION
European Patent Office | 2018
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