发明名称 |
OPTICAL PATTERN FOR OPTICAL ENCODER |
摘要 |
PROBLEM TO BE SOLVED: To provide an optical encoder with a reduction in accumulation of a granular substance. SOLUTION: The optical encoder has a flat surface including an insulating material. An optical encoder pattern exclusively occupies part of the flat surface. The encoder pattern includes at least one continuous geometrical pattern made of a conductor. COPYRIGHT: (C)2004,JPO
|
申请公布号 |
JP2004045400(A) |
申请公布日期 |
2004.02.12 |
申请号 |
JP20030164849 |
申请日期 |
2003.06.10 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT CO LP |
发明人 |
LESNIAK CHRISTOPHER M |
分类号 |
G01D5/347;(IPC1-7):G01D5/34 |
主分类号 |
G01D5/347 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|