Flying spot forming apparatus and design method

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United States of America Patent

PATENT NO 9978471
SERIAL NO

15124126

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Abstract

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A flying spot forming apparatus includes a radiation source and a shielding body. A side wall of the shielding body is provided with at least two pairs of helical grooves. Each helical groove is provided with a predetermined slope. A first incident groove is adjacent to a second incident groove. A head end of the first incident groove is higher than a head end of the second incident groove. A tail end of the first incident groove is higher than a tail end of the second incident groove. The tail end of the first incident groove is not higher than the head end of the second incident groove. A first axial cross section of the shielding body intersects with the tail end of the first incident groove. A second axial cross section intersects with the head end of the second incident groove.

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Patent Owner(s)

Patent OwnerAddress
POWERSCAN HITECH CO LTD3005A GUANLAN INTERNATIONAL TOWER EAST BUILDING CHENGJINYI STREET HUANGZHAI TOWN YANGQU COUNTY TAIYUAN SHANXI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cao, Yanfeng Beijing, CN 5 11
Liu, Zheng Beijing, CN 491 1992
Wang, Shaofeng Beijing, CN 19 30
Wang, Yanhua Beijing, CN 35 134

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