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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0199532 (2002-07-17) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 17 인용 특허 : 7 |
A tool coupling device includes a stem having a front channel for receiving ends of tool members, and having a lateral orifice communicating with the channel of the stem for receiving a ball. The tool members each has an aperture formed in one end for receiving the ball. A barrel is rotatably engage
1. A tool coupling device comprising:a stem including a front portion having a channel formed therein, and having an orifice laterally formed therein and communicating with said channel of said stem, and having an enlarged head provided thereon,a first tool member and at least one second tool member
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