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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0532016 (1983-09-14) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 2 |
An improved method and apparatus for perforating and applying grease through a resilient seal using a solid or hollow needle, said solid needle puncturing the seal with a sufficiently small perforation that, as the device is maintained in contact with the seal and pressurized lubricant is applied, t
A method of perforating and lubricating sealed joints made of a material that is self-sealing if perforated by a small hole, comprising: piercing said seal with a needle to create a small self-closing hole; withdrawing said needle and inserting grease under pressure through said hole into said seal;
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