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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0648415 (1976-01-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 39 인용 특허 : 0 |
A hammer having a hollow cylindrical head filled with recoil inhibiting pellets such as lead shot, and having its ends closed by metallic end caps each having an exterior impact surface. A handle-forming skeletal rod is centrally connected to the head, and said head and rod are encased within a unit
A hammer comprising a hollow cylindrical core having front and rear ends, first and second metal end caps respectively closing the front and rear ends of said core and each having an impact surface formed thereon, said first end cap being threadably received over the front end of said core and said
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