发明名称 |
Electro-optical position transducer |
摘要 |
An electro-optical encoder having a head assembly adapted for movement relative to an encoder scale and including a single compact efficient reflective light source providing illumination of a plurality of reticles and associated scale portions.
|
申请公布号 |
US4340814(A) |
申请公布日期 |
1982.07.20 |
申请号 |
US19800196596 |
申请日期 |
1980.10.14 |
申请人 |
DYNAMICS RESEARCH CORPORATION |
发明人 |
DICIACCIO, JAMES J.;FOLEY, JR., JOHN J. |
分类号 |
G01D5/347;(IPC1-7):H04L3/00 |
主分类号 |
G01D5/347 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|