Patent ID: 6050817
Filing Date: 2000-04-18
Classification: A61C

Abstract:
A model die ejector for removing of a model die from a dental model base, said model base having a lower surface, said model die being mounted to the model base with a tapered dowel pin extending through the model base and having an exposed lower portion with a lower edge flush with said lower surface of said model base, said die ejector comprising:a pushing rod having a working end, said pushing rod being larger in size at said working end than the size of the lower portion of the dowel pin, andan ejector shank for lifting the dowel pin off the dental model base for a predetermined limited distance, said ejector shank extending from the working end of said pushing rod, said ejector shank adapted to be engaged with said exposed lower portion of the dowel pin, said ejector shank being smaller in size than the size of said lower edge of the dowel pin, said ejector shank being smaller in size than the size of said lower edge of the dowel pin, said ejector shank having a length equal to said predetermined limited distance and being less than 1 mm,whereby said die ejector being capable of loosening said model die in its position on the dental model base for further easy separation and removal.