Metallic workpiece for use in an injection mold

Details Metallic workpiece for use in an injection mold Metallic workpiece for use in an injection mold

2007-08-28

2007-08-28

Heitbrink, Tim (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means to heat or cool

C425S548000, C425S552000

Reexamination Certificate

active

11028428

ABSTRACT:
A metal workpiece is formed of a pre-manufactured lower part and an upper piece which is placed thereon using a metal powder sintering process, preferably laser sintering. The lower part is a partial workpiece which is made of a solid piece of metal shaped by machining, forming a ready-to-use workpiece in conjunction with the upper part.

REFERENCES:
patent: 5753274 (1998-05-01), Wilkening et al.
patent: 5792492 (1998-08-01), Takahashi
patent: 2002/0020164 (2002-02-01), Cleveland et al.
patent: 195 11 772 (1996-10-01), None
patent: 199 25 541 (2000-12-01), None

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