JP6539335B2 - センサ及びセンサを製造するための方法 - Google Patents
センサ及びセンサを製造するための方法 Download PDFInfo
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- JP6539335B2 JP6539335B2 JP2017506883A JP2017506883A JP6539335B2 JP 6539335 B2 JP6539335 B2 JP 6539335B2 JP 2017506883 A JP2017506883 A JP 2017506883A JP 2017506883 A JP2017506883 A JP 2017506883A JP 6539335 B2 JP6539335 B2 JP 6539335B2
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- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
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- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
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- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
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- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/08—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of piezoelectric devices, i.e. electric circuits therefor
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- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
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Description
Claims (14)
- 機能層の表面上にセンサを製造するための方法であって、プロセス粉体としてのセンサ材料が、少なくとも部分的にレーザ光線により溶融され、つづいて、前記機能層の前記表面上に設けられる、前記方法において、
入射が基層へ向けられている、フォーカスされたレーザが用いられること、
前記センサ材料が同軸の供給部を介して前記レーザ光線へ供給されること、
前記センサ材料を設ける間に、前記機能層の表面温度が該機能層の溶融温度よりも低温であるように前記機能層の表面温度が調整されること、
前記機能層の表面温度の調整が、前記レーザ光線をプロセス粉体によって遮蔽することで入熱を制限することによって達成されること、及び
前記プロセス粉体の、レーザスポットの範囲で溶融された部分が、前記機能層の前記表面上で分離されること
を特徴とする方法。 - 前記センサ材料の供給部のフォーカス断面が、基層面上で、フォーカスされた前記レーザ光線の断面よりも大きく選択されていることを特徴とする請求項1に記載の方法。
- 前記機能層として、セラミックの遮熱層、絶縁層、酸化保護層、若しくは腐食保護層、又は環境安定的な保護層若しくは熱保護層が用いられることを特徴とする請求項1又は2に記載の方法。
- 前記センサ材料が不活性ガス雰囲気下で設けられることを特徴とする請求項1〜3のいずれか1項に記載の方法。
- 前記不活性ガスとしてアルゴンが用いられることを特徴とする請求項4に記載の方法。
- センサ材料として、1〜200μm、特に2〜50μmの平均粒径を有する粉体が用いられることを特徴とする請求項1〜5のいずれか1項に記載の方法。
- 設けられるセンサの構造断面が、前記機能層の寸法に比べて小さいことを特徴とする請求項1〜6のいずれか1項に記載の方法。
- 前記センサ材料として、白金、鉄、銅−ニッケル合金、白金−ロジウム合金、ニッケル−クロム合金、タングステン−レニウム合金、CrNi−鋼、ニッケル、Ni20Cr、Cu−45Ni、Pd−13Cr、Cu−12Mn−2Ni、バリウム−チタン酸塩−セラミック又は鉛−ジルコン酸塩−チタン酸塩−セラミック(PZT)、石英、トルマリン、リン酸ガリウム又はニオブ酸リチウムが用いられることを特徴とする請求項1〜5のいずれか1項に記載の方法。
- 温度センサ、圧力センサ、電圧センサ又は加速度センサが製造されることを特徴とする請求項1〜8のいずれか1項に記載の方法。
- 前記機能層の表面上に設けられた前記センサが、別の層を設けることで、少なくとも部分的に埋設されることを特徴とする請求項1〜9のいずれか1項に記載の方法。
- 前記別の層として、別の機能層が設けられることを特徴とする請求項10に記載の方法。
- 機能層の表面上に配置されており、請求項1〜11のいずれか1項に記載の方法によって製造されたことを特徴とするセンサ。
- 製造されたセンサが、温度センサ、圧力センサ、電圧センサ又は加速度センサであることを特徴とする請求項12に記載のセンサ。
- 設けられたセンサ材料が、中断することなく、かつ、孔なしに形成されていることを特徴とする請求項12又は13に記載のセンサ。
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DE102014011552.6A DE102014011552A1 (de) | 2014-08-08 | 2014-08-08 | Sensoren sowie Verfahren zur Herstellung von Sensoren |
PCT/DE2015/000356 WO2016019935A1 (de) | 2014-08-08 | 2015-07-16 | Sensoren sowie verfahren zur herstellung von sensoren |
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DK3177900T3 (en) | 2019-03-18 |
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WO2016019935A1 (de) | 2016-02-11 |
PL3177900T3 (pl) | 2019-05-31 |
EP3177900A1 (de) | 2017-06-14 |
CN107073651A (zh) | 2017-08-18 |
US20170216917A1 (en) | 2017-08-03 |
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