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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0748932 (1991-08-23) |
우선권정보 | GB-0005508 (1990-03-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 2 인용 특허 : 0 |
In a method of manufacturing a member having a cross-sectional area which varies along its length, the member is produced by filling a cavity 6 in a die 5 with powdered material and compressing it. The die includes portions 8, 9 and 10 at different heights around the opening 7 so as to enable the am
A method of manufacturing a solid member of substantially uniform density from powdered material, which member has a cross-section which varies in area along at least one dimension of the member, including the steps of: providing a die having a cavity therein, said cavity having a bottom surface and
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