JP2008134232A - 車両のシート用乗員荷重センサ - Google Patents
車両のシート用乗員荷重センサ Download PDFInfo
- Publication number
- JP2008134232A JP2008134232A JP2007272391A JP2007272391A JP2008134232A JP 2008134232 A JP2008134232 A JP 2008134232A JP 2007272391 A JP2007272391 A JP 2007272391A JP 2007272391 A JP2007272391 A JP 2007272391A JP 2008134232 A JP2008134232 A JP 2008134232A
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- Prior art keywords
- strain
- seat
- load sensor
- gauge plate
- strain gauge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001514 detection method Methods 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 abstract description 27
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/002—Seats provided with an occupancy detection means mounted therein or thereon
- B60N2/0021—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement
- B60N2/0024—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement for identifying, categorising or investigation of the occupant or object on the seat
- B60N2/0025—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement for identifying, categorising or investigation of the occupant or object on the seat by using weight measurement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/002—Seats provided with an occupancy detection means mounted therein or thereon
- B60N2/0021—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement
- B60N2/003—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement characterised by the sensor mounting location in or on the seat
- B60N2/0031—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement characterised by the sensor mounting location in or on the seat mounted on the frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/002—Seats provided with an occupancy detection means mounted therein or thereon
- B60N2/0021—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement
- B60N2/0035—Seats provided with an occupancy detection means mounted therein or thereon characterised by the type of sensor or measurement characterised by the sensor data transmission, e.g. wired connections or wireless transmitters therefor; characterised by the sensor data processing, e.g. seat sensor signal amplification or electric circuits for providing seat sensor information
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2210/00—Sensor types, e.g. for passenger detection systems or for controlling seats
- B60N2210/40—Force or pressure sensors
- B60N2210/42—Strain gauges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2230/00—Communication or electronic aspects
- B60N2230/30—Signal processing of sensor data
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Seats For Vehicles (AREA)
- Air Bags (AREA)
Abstract
【解決手段】起歪体10と、連結軸4と、起歪体10の表面であって、両端部と中央部との各間に貼付され、2個の歪検出素子22、23によりブリッジ半回路HBが形成された歪ゲージ板20と、アッパブラケット45と、アンプ基板51と、起歪体10の両端部と中央部との各間で歪ゲージ板20に接続されるとともにアンプ基板51に接続されるFPC基板30と、を備えた荷重センサ1である。各歪ゲージ板20に形成されたブリッジ半回路HBと、FPC基板30上に形成された配線パターン37a、37b、37c、38a、38b、38cとによりホイートストンブリッジ回路が形成されている。
【選択図】 図2
Description
Claims (3)
- 車両のフロアにシートを固定するためのフロア側固定部材とシート側固定部材との間に介在され、前記シートに着座している乗員の荷重を測定するための車両のシート用乗員荷重センサにおいて、
前記フロア側固定部材および前記シート側固定部材の一方に、車両前後方向である長手方向の両端部で固定される起歪体と、
該起歪体の中央部に垂直方向に固定され、前記フロア側固定部材および前記シート側固定部材の他方に固定される連結部材と、
前記起歪体の表面であって、前記両端部と前記中央部との各間に貼付され、2個の歪検出素子によりホイートストンブリッジ回路の半分の回路が形成された歪ゲージ板と、
両端の固定部が前記起歪体に前記両端部で固定され、該固定部を連結する取付け部が前記起歪体の側方に延在するように形成されたアッパブラケットと、
該アッパブラケットの取付け部に前記起歪体と並んで取り付けられたアンプケースに収納され、前記歪ゲージ板からの信号を増幅するためのアンプ基板と、
前記起歪体の前記両端部と前記中央部との各間で前記歪ゲージ板に接続されるとともに前記アンプ基板に接続されるFPC基板と、を備え、
前記各歪ゲージ板に形成された前記ホイートストンブリッジ回路の半分の回路と、前記FPC基板上に形成された配線パターンとによりホイートストンブリッジ回路が形成されることを特徴とする車両のシート用乗員荷重センサ。 - 請求項1において、
前記各歪ゲージ板の中央部には、複数の端子が前記起歪体の長手方向と垂直方向に並んで突設され、該各端子が前記FPC基板に配設されたターミナルでハンダ付けされることにより、前記各歪ゲージ板と前記FPC基板とが接続され、
前記配線パターンは、前記各端子から前記起歪体の長手方向両側に形成され、前記起歪体の長手方向と垂直方向に伸びることを特徴とする車両のシート用乗員荷重センサ。 - 請求項1又は請求項2において、前記配線パターンの幅は、長さに比例していることを特徴とする車両のシート用乗員荷重センサ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007272391A JP4887260B2 (ja) | 2006-10-31 | 2007-10-19 | 車両のシート用乗員荷重センサ |
US11/930,488 US7555960B2 (en) | 2006-10-31 | 2007-10-31 | Occupant load sensor for a vehicle seat with flexible printed circuitry |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006296867 | 2006-10-31 | ||
JP2006296867 | 2006-10-31 | ||
JP2007272391A JP4887260B2 (ja) | 2006-10-31 | 2007-10-19 | 車両のシート用乗員荷重センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008134232A true JP2008134232A (ja) | 2008-06-12 |
JP4887260B2 JP4887260B2 (ja) | 2012-02-29 |
Family
ID=39474225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007272391A Active JP4887260B2 (ja) | 2006-10-31 | 2007-10-19 | 車両のシート用乗員荷重センサ |
Country Status (2)
Country | Link |
---|---|
US (1) | US7555960B2 (ja) |
JP (1) | JP4887260B2 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008134226A (ja) * | 2006-10-31 | 2008-06-12 | Aisin Seiki Co Ltd | 車両のシート用乗員荷重センサのノイズシールド構造 |
JP2008134225A (ja) * | 2006-10-31 | 2008-06-12 | Aisin Seiki Co Ltd | 車両のシート用乗員荷重検出装置 |
JP2009128107A (ja) * | 2007-11-21 | 2009-06-11 | Aisin Seiki Co Ltd | 車両用シートの荷重検出装置 |
JP2009128106A (ja) * | 2007-11-21 | 2009-06-11 | Aisin Seiki Co Ltd | 車両用シート荷重検出装置 |
JP2010145093A (ja) * | 2008-12-16 | 2010-07-01 | Calsonic Kansei Corp | 車両シート用荷重センサ |
US8212157B2 (en) | 2008-12-02 | 2012-07-03 | Aisin Seiki Kabushiki Kaisha | Load sensor for vehicle seat with an attached amplifier substrate shielded by an attached metal bracket and the sensor mounting mechanism |
US8215189B2 (en) | 2008-11-21 | 2012-07-10 | Aisin Seiki Kabushiki Kaisha | Vehicle seat apparatus having load detecting device |
US8258413B2 (en) | 2008-11-19 | 2012-09-04 | Aisin Seiki Kabushiki Kaisha | Vehicle seat load detection device having interspace to receive projecting portion scraped off from press-fitted shaft member |
JP2017150931A (ja) * | 2016-02-24 | 2017-08-31 | 株式会社タニタ | ひずみゲージ |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006123708A1 (ja) * | 2005-05-19 | 2006-11-23 | Matsushita Electric Industrial Co., Ltd. | 歪検出装置 |
JP5050772B2 (ja) * | 2006-10-31 | 2012-10-17 | アイシン精機株式会社 | 車両のシート用乗員荷重センサ |
JP4221041B2 (ja) * | 2006-10-31 | 2009-02-12 | アイシン精機株式会社 | 荷重検出装置を備えた車両用シート装置 |
JP5326245B2 (ja) * | 2007-09-07 | 2013-10-30 | アイシン精機株式会社 | 変位検出装置 |
US7878074B1 (en) | 2008-07-17 | 2011-02-01 | Strain Measurement Devices, Inc. | Eccentric load sensing device used to sense differential pressures |
JP5497376B2 (ja) * | 2009-08-31 | 2014-05-21 | 矢崎総業株式会社 | シート体重検知用サブシステム |
GB201004224D0 (en) * | 2010-03-15 | 2010-04-28 | Rolls Royce Plc | A strain assembly and method |
US9265142B2 (en) * | 2013-03-15 | 2016-02-16 | Kulite Semiconductor Products, Inc. | Flexible interconnect structure for a sensor assembly |
JP2014221605A (ja) * | 2013-05-14 | 2014-11-27 | アイシン精機株式会社 | 車両用シート装置の体重検知センサ |
JP6127702B2 (ja) * | 2013-05-14 | 2017-05-17 | アイシン精機株式会社 | 体重検知センサ及び車両用シート装置 |
US20150122531A1 (en) | 2013-11-01 | 2015-05-07 | Carestream Health, Inc. | Strain gauge |
JP6237222B2 (ja) * | 2013-12-26 | 2017-11-29 | アイシン精機株式会社 | 荷重検出センサ用カバー及び荷重検出装置 |
JP6373778B2 (ja) * | 2015-03-11 | 2018-08-15 | アルプス電気株式会社 | 荷重センサおよび荷重検出装置 |
JP2016206064A (ja) * | 2015-04-24 | 2016-12-08 | アイシン精機株式会社 | 荷重検出装置 |
US10595951B2 (en) * | 2016-08-15 | 2020-03-24 | Covidien Lp | Force sensor for surgical devices |
IL247408B (en) | 2016-08-21 | 2018-03-29 | Elbit Systems Ltd | A system and method for identifying weaknesses in the adhesion between structural elements |
JP6809375B2 (ja) * | 2017-05-22 | 2021-01-06 | トヨタ紡織株式会社 | 乗物用シートの締結構造、及び乗物用シート用締結具 |
EP3410060A1 (de) * | 2017-05-29 | 2018-12-05 | voestalpine Stahl GmbH | Dehnungsmessstreifen und metallband mit einer beschichtung für solch einen dehnungsmessstreifen |
EP3499204A1 (en) * | 2017-12-14 | 2019-06-19 | Koninklijke Philips N.V. | An apparatus for determining a force applied thereto |
JP2020192885A (ja) * | 2019-05-28 | 2020-12-03 | シロキ工業株式会社 | スライド装置 |
CN110398307A (zh) * | 2019-06-05 | 2019-11-01 | 深圳市广和通无线股份有限公司 | 测试方法和系统 |
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JPH10176964A (ja) * | 1996-12-17 | 1998-06-30 | Yamato Scale Co Ltd | ロードセル |
JP2000180255A (ja) * | 1998-10-06 | 2000-06-30 | Takata Corp | シ―ト重量計測装置 |
JP2005257385A (ja) * | 2004-03-10 | 2005-09-22 | Denso Corp | ワイヤクランプ |
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JP2008132968A (ja) * | 2006-10-31 | 2008-06-12 | Aisin Seiki Co Ltd | 荷重検出装置を備えた車両用シート装置 |
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JP5003385B2 (ja) * | 2006-10-31 | 2012-08-15 | アイシン精機株式会社 | 車両のシート用乗員荷重検出装置 |
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2007
- 2007-10-19 JP JP2007272391A patent/JP4887260B2/ja active Active
- 2007-10-31 US US11/930,488 patent/US7555960B2/en active Active
Patent Citations (5)
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JPH10176964A (ja) * | 1996-12-17 | 1998-06-30 | Yamato Scale Co Ltd | ロードセル |
JP2000180255A (ja) * | 1998-10-06 | 2000-06-30 | Takata Corp | シ―ト重量計測装置 |
JP2005257385A (ja) * | 2004-03-10 | 2005-09-22 | Denso Corp | ワイヤクランプ |
JP2006098257A (ja) * | 2004-09-30 | 2006-04-13 | Denso Corp | センシング部材および荷重センサおよび乗員検知装置 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008134226A (ja) * | 2006-10-31 | 2008-06-12 | Aisin Seiki Co Ltd | 車両のシート用乗員荷重センサのノイズシールド構造 |
JP2008134225A (ja) * | 2006-10-31 | 2008-06-12 | Aisin Seiki Co Ltd | 車両のシート用乗員荷重検出装置 |
JP2009128107A (ja) * | 2007-11-21 | 2009-06-11 | Aisin Seiki Co Ltd | 車両用シートの荷重検出装置 |
JP2009128106A (ja) * | 2007-11-21 | 2009-06-11 | Aisin Seiki Co Ltd | 車両用シート荷重検出装置 |
US8258413B2 (en) | 2008-11-19 | 2012-09-04 | Aisin Seiki Kabushiki Kaisha | Vehicle seat load detection device having interspace to receive projecting portion scraped off from press-fitted shaft member |
US8215189B2 (en) | 2008-11-21 | 2012-07-10 | Aisin Seiki Kabushiki Kaisha | Vehicle seat apparatus having load detecting device |
US8212157B2 (en) | 2008-12-02 | 2012-07-03 | Aisin Seiki Kabushiki Kaisha | Load sensor for vehicle seat with an attached amplifier substrate shielded by an attached metal bracket and the sensor mounting mechanism |
JP2010145093A (ja) * | 2008-12-16 | 2010-07-01 | Calsonic Kansei Corp | 車両シート用荷重センサ |
JP2017150931A (ja) * | 2016-02-24 | 2017-08-31 | 株式会社タニタ | ひずみゲージ |
Also Published As
Publication number | Publication date |
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US20080127752A1 (en) | 2008-06-05 |
US7555960B2 (en) | 2009-07-07 |
JP4887260B2 (ja) | 2012-02-29 |
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