JPH02146388U

JPH02146388U -

Info

Publication number: JPH02146388U
Application number: JP5505989U
Authority: JP
Priority date: 1989-05-12
Filing date: 1989-05-12
Publication date: 1990-12-12

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図乃至第３図は本考案の実施例を示し、第
１図は磁気センサの外観斜視図、第２図は第１図
の−線矢示方向断面図、第３図はセンサケー
スの反り状態を説明する説明図、第４図乃至第７
図は従来技術を示し、第４図は磁気センサの外観
斜視図、第５図は第４図の−Ｖ線矢示方向断面
図、第６図は第４図の−線矢示方向断面図、
第７図はセンサケースの反り状態を説明する説明
図である。３……検知ユニツト、６……磁気抵抗素子（磁
電変換素子）、９……ヘツドカバー、１１……セ
ンサケース、１１Ａ……ユニツト嵌着穴、１２…
…ガラス繊維、１３……球状フイラー。 1 to 3 show an embodiment of the present invention, in which FIG. 1 is an external perspective view of a magnetic sensor, FIG. 2 is a cross-sectional view in the direction of the - line arrow in FIG. Explanatory diagrams explaining the warped state, Figures 4 to 7
The figures show the prior art, FIG. 4 is an external perspective view of a magnetic sensor, FIG. 5 is a sectional view taken in the direction indicated by the -V line in FIG. 4, and FIG. 6 is a sectional view taken in the direction indicated by the - line arrow in FIG. 4. ,
FIG. 7 is an explanatory diagram illustrating the warped state of the sensor case. 3... Detection unit, 6... Magnetoresistive element (magnetoelectric conversion element), 9... Head cover, 11... Sensor case, 11A... Unit fitting hole, 12...
...Glass fiber, 13... Spherical filler.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

繊維材料を混入してなる繊維強化樹脂によつて
長尺に形成され、その長さ方向に一または複数の
ユニツト嵌着穴を有するセンサケースと、前記ユ
ニツト嵌着穴内に設けられ、被検知体通過面側に
氷久磁石により磁気バイアスされた磁電変換素子
を有する検知ユニツトと、前記センサケースの前
記被検知体通過面側を閉塞するヘツドカバーとか
らなる磁気センサにおいて、前記センサケースを
形成するときの繊維強化樹脂中の繊維材料の一部
を球状フイラーによつて置換し、前記センサケー
スの等方性を確保する構成としたことを特徴とす
る磁気センサ。 A sensor case is formed in a long length from fiber-reinforced resin mixed with a fiber material, and has one or more unit fitting holes in the length direction, and a sensor case is provided in the unit fitting hole, and a sensor case is provided in the unit fitting hole to accommodate the object to be detected. In a magnetic sensor comprising a detection unit having a magnetoelectric transducer magnetically biased by a Hikyu magnet on a passing surface side, and a head cover that closes the detected object passing surface side of the sensor case, when forming the sensor case. A magnetic sensor characterized in that a part of the fiber material in the fiber-reinforced resin is replaced by a spherical filler to ensure isotropy of the sensor case.