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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0133653 (1993-10-06) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 31 인용 특허 : 0 |
An electrical switch assembly for use in a warm, humid environment to initiate operation of electrical equipment such as hot tub or spa pumps, blowers and heaters. The assembly includes a hollow enclosure having an access opening. An actuator extends through and is movable within the access opening.
An electrical switch assembly comprising: enclosure means defining a cavity, and including an access opening; circuit board means fixed to the enclosure means within the cavity, and including an opening generally aligned with the access opening in the enclosure means; piezoelectric means overlying t
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