| 发明名称 | Encoder device for using a magnetic sensor arrangement and bearing unit comprising the same | ||
| 摘要 | An encoder device for use in a magnetic sensor arrangement, comprising: a metallic ring having a set of clearances in a ferromagnetic material, wherein said clearances are arranged around a circumference of the metallic ring, wherein the metallic ring is configured to generate an oscillating magnetic induction in a nearby magnetic sensor upon rotation of the metallic ring, wherein the metallic ring is made of at least one flat and strip-like sheet metal material, two ends of which are joined to form a loop. | ||
| 申请公布号 | US8950339(B2) | 申请公布日期 | 2015.02.10 |
| 申请号 | US201213693128 | 申请日期 | 2012.12.04 |
| 申请人 | Aktiebolaget SKF | 发明人 | Turmeau Arnaud;Le Moigne Thierry |
| 分类号 | G01P3/488;B61F5/28;G01B7/30;G01P3/44;G01D5/14;F16C41/00;B61F15/20 | 主分类号 | G01P3/488 |
| 代理机构 | SKF USA Inc. Patent Dept. | 代理人 | Peckjian Bryan;SKF USA Inc. Patent Dept. |
| 主权项 | 1. An encoder device for use in a magnetic sensor arrangement, the encoder device comprising: a metallic ring having a set of clearances in a ferromagnetic material, the set of clearances being arranged around a circumference of the metallic ring, the metallic ring configured to generate an oscillating magnetic induction in a magnetic sensor upon rotation of the metallic ring, the metallic ring made of at least one flat and strip-like sheet metal material, two ends portions of which are joined to form a loop, the two end portions overlapping in a connecting portion of the metallic ring, and wherein the two ends portions are bent radially inward and clamped by a clamping slit in the connecting portion. | ||
| 地址 | Gothenburg SE | ||