| 摘要 |
This invention relates to a tip heater (50) for a runnerless injection molding heating probe (10) and to methods for constructing and repairing same. The tip heater comprises a generally conical tip (16), a heating wire (21), insulating material (23), and a cap (30). The tip heater is attached to a heating probe positioned within resin channels communicated to mold cavities. The tip heater is characterized by removable and replaceable tips and/or caps which allow the tip heater to be replaced. |
