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지적재산 사항

지적재산 사항
국내외 구분 해외 지적재산 형태 특허
출원번호 US  12/477201 등록번호 7990084
별명(고안)의 명칭 Linear stepping motor
별명(고안)의 명칭(영문)
지적재산 분야 기계
이미지파일[C]
첨부파일
특허평가 등급   특허평가 점수  
기술가치평가 금액  

사업화 정보

지적재산 사항
지적재산 개요 및 요약 A linear motor includes a stator having teeth symmetrically formed on upper and lower surfaces thereof at regular pitch; a movable member including upper cores disposed above the stator, lower cores disposed below the stator in symmetrical with the upper cores, and yoke parts connecting the upper and the lower cores around the stator, wherein the upper and lower cores have upper and lower coils wound therearound, respectively; at least one gap sensor to detect the gap between the stator and the upper or lower core and the inclination of the movable member; a controller performing the levitation control by adjusting the amplitudes of currents applied to the upper and lower coils, based on the gap variation, and driving the linear motion by changing the current phases; and a multichannel voltage-to-current power amplifier of which each channel is connected to each coil of the upper and lower cores.
지적재산 거래형태 권리양도 ( 전체 )
10,000,000원 ~ 10,000,000원
지적재산 단계 아이디어 단계

#Linier, #Motor, #the teeth on a saw, #Coil, #Core, #an electric current, #ectric power