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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0083244 (1993-06-24) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 20 인용 특허 : 0 |
A broaching tool has a plurality of cutting teeth for broaching a small, deep hole with high precision and surface finish. Three to eight teeth are engaged in the hole for cutting at any one time. For broaching sticky metals such as stainless steel, each cutting tooth has a face angle, backoff angle
A broaching tool, comprising: a body elongated along an axis, said body heaving a cutting section and a rear pilot that is coaxial with said cutting section and axially spaced from said cutting section; a plurality of annular cutting teeth which are axially spaced from each other along said cutting
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