发明名称 |
Method and apparatus for assessing the integrity of a jewellery setting |
摘要 |
There is provided a method for assessing the integrity of grip of a stone in a jewellery setting having plural gripping claws to grip said stone, the method comprising heating the stone; measuring conductive transfer of heat from the stone to each of said plural gripping claws; and comparing said conductive heat transfer to said each gripping claw, wherein a marked difference in conductive heat transfer to any of the gripping claws indicates a lack of integrity of grip. Suitable apparatus is also provided.
|
申请公布号 |
US2005141588(A1) |
申请公布日期 |
2005.06.30 |
申请号 |
US20040508514 |
申请日期 |
2004.09.21 |
申请人 |
ROBERTSON MARK;HUMBERT JR. JOHN |
发明人 |
ROBERTSON MARK;HUMBERT JR. JOHN |
分类号 |
G01N25/72;A44C17/02;G01N25/18;G01N33/38;(IPC1-7):G01N25/00 |
主分类号 |
G01N25/72 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|