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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0403959 (1989-09-07) |
우선권정보 | GB-0021023 (1988-09-07); GB-0015638 (1989-07-07) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 22 인용 특허 : 4 |
It is known for colored plastics caps to be pushed by a customer onto heads of metal screws, after the screws have been secured to sheets of colored cladding or roofing. It is also known for the caps to be molded around the screw heads by a manufacturer. In the present invention, a screw/cap assembl
A screw/cap assembly, comprising: a screw having a head at one end; an initially separate cap mounted upon said head of said screw; protrusion means defined upon a first one of said two screw head and cap components so as to engage the second one of said two screw head and cap components and thereby
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