| 摘要 |
PURPOSE: To provide a toner sealing mechanism for a bearing which can maintain an excellent sealing property for a long period and further have inexpensive and compact structure. CONSTITUTION: A part of the inner end surface side of the bearing 4 bearing a rotary shaft 2 is bored like a ring to form space, a ring-like sealing material 6 having a lip part 5 is housed in the ring-like space and the lip part 5 abuts on the rotary shaft 2. A coating film 7 mode of an ultraviolet-curing coating material is uniformly formed on the periphery of the lip part 5 abutting on the rotary shaft 2. |
