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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0606105 (1990-10-31) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 27 인용 특허 : 0 |
A pop-up landscape light has a cylindrical housing adapted for mounting below the surface of the ground in an outdoor environment. A light compartment is mounted for axial extension and retraction through an open top end of the housing to provide selective illumination. In a first embodiment of the
A pop-up landscape light, comprising: a housing; a light compartment in said housing having a frusto conical shape; an electric light in said light compartment; a reversible electric rotary stepping motor in said housing; control means for selectively actuating said stepping motor for a predetermine
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