Invention Grant
- Patent Title: Method of making tooling
- Patent Title (中): 制作工具的方法
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Application No.: US957103Application Date: 1978-11-02
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Publication No.: US4220190APublication Date: 1980-09-02
- Inventor: Robert A. Horton , John H. Simmons , Timothy R. Bauer
- Applicant: Robert A. Horton , John H. Simmons , Timothy R. Bauer
- Applicant Address: OH Cleveland
- Assignee: Precision Metalsmiths, Inc.
- Current Assignee: Precision Metalsmiths, Inc.
- Current Assignee Address: OH Cleveland
- Main IPC: B22C9/06
- IPC: B22C9/06 ; B22C7/02 ; B22C9/04
Abstract:
A method of producing cast metal tooling, especially injection molds or dies, characterized by the steps of making a thin walled, investment cast shell which defines the functional cavity surface of the tooling, and casting a suitable backing metal against the shell to form a composite die or mold structure.
Public/Granted literature
- US5954594A Golf wood club Public/Granted day:1999-09-21
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