发明名称 |
Linear encoder with a modular scale and a method of producing same |
摘要 |
A linear encoder including a modular scale having at least one support and a plurality of graduation carriers mounted on the support and arranged one behind another in a longitudinal direction, with the support and the graduation carriers having substantially same coefficients of thermal expansion, and with the graduation carriers having knife-shaped butt junction surfaces, the linear encoder further having a measuring head for scanning the scale.
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申请公布号 |
US6163970(A) |
申请公布日期 |
2000.12.26 |
申请号 |
US19980090714 |
申请日期 |
1998.06.04 |
申请人 |
DR. JOHANNES HEIDENHAIN GMBH |
发明人 |
NELLE, GUENTHER;JUNG, WERNER |
分类号 |
G01B21/00;G01D5/244;G01D5/245;G01D5/347;(IPC1-7):B43L7/00;B32B7/04;B32B7/14;B23K5/22 |
主分类号 |
G01B21/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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