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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0955438 (1992-10-02) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 0 |
A hammer head with an interchangeable tip and a hollow interior housing within which various weights can be inserted and held tightly in place. The tip of the hammer head is easily removed and changed using a slotted keyhole entry. The internal weight is held in place within the interior of the head
A hammer comprised of a head and a handle interconnected thereto: said head formed with an open-ended hollow interior receiving housing equipped with a circumferential groove which receives and holds a retainer ring and at said head\s forward striking end, a detachable and interchangeable tip is des
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