JP2007061606A5 - - Google Patents
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- Publication number
- JP2007061606A5 JP2007061606A5 JP2006222100A JP2006222100A JP2007061606A5 JP 2007061606 A5 JP2007061606 A5 JP 2007061606A5 JP 2006222100 A JP2006222100 A JP 2006222100A JP 2006222100 A JP2006222100 A JP 2006222100A JP 2007061606 A5 JP2007061606 A5 JP 2007061606A5
- Authority
- JP
- Japan
- Prior art keywords
- golf
- ball
- golf club
- club
- slip
- 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.)
- Granted
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- 238000005452 bending Methods 0.000 claims 2
Claims (19)
ゴルフクラブを用いたゴルファーのスイングに基づいて、インパクト位置、ゴルフクラブヘッドの向き、及びゴルフクラブヘッドの速度を含む、ゴルファーの複数のインパクト前スイング特性を求め、
複数のゴルフボール特性及び複数のゴルフクラブ特性を含む複数の用品特性を求め、前記複数のゴルフボール特性は、複数の速度における反発係数と複数の速度における接触時間を含み、前記複数のゴルフクラブ特性は、クラブヘッドの質量中心、クラブフェースの中心及び慣性モーメントを含み、
前記複数のボール特性、前記複数のクラブ特性、及び前記複数のインパクト前スイング特性に基づいて、前記ゴルフクラブと前記ゴルフボールとの間のスリップを求め、
前記クラブヘッドによる前記ゴルフボールのインパクトに対する、縦方向の力成分とトルク成分を含む前記ゴルフクラブのシャフトの特性を求め、
前記スリップ、前記複数の用品特性、及び前記複数のインパクト前スイング特性に基づいて、前記ゴルフクラブで打たれた場合の前記ゴルフボールの予測軌道及び複数の予測ボール打ち出し状態を生成し、前記予測軌道は、ボール、クラブヘッド、及びシャフトの運動方程式に基づくものであり、前記シャフトの運動方程式は、シャフトの所定のセグメント各々に対する所定の数の微分方程式からなる、
ことを含む方法。 A method for predicting a golfer's ability to hit a ball,
Based on the golfer's swing using the golf club, the golfer's multiple pre-impact swing characteristics, including impact position, golf club head orientation, and golf club head speed, are determined,
A plurality of product characteristics including a plurality of golf ball characteristics and a plurality of golf club characteristics, wherein the plurality of golf ball characteristics includes a coefficient of restitution at a plurality of speeds and a contact time at a plurality of speeds, and the plurality of golf club characteristics Includes the center of mass of the club head, the center of the club face and the moment of inertia,
Based on the plurality of ball characteristics, the plurality of club characteristics, and the plurality of pre-impact swing characteristics, a slip between the golf club and the golf ball is obtained.
Determining the characteristics of the shaft of the golf club including a longitudinal force component and a torque component with respect to the impact of the golf ball by the club head;
Based on the slip, the plurality of product characteristics, and the plurality of pre-impact swing characteristics, a predicted trajectory of the golf ball and a plurality of predicted ball launch states when hit with the golf club are generated, and the predicted trajectory Is based on the equations of motion of the ball, club head, and shaft, the equation of motion of the shaft comprising a predetermined number of differential equations for each predetermined segment of the shaft ,
A method involving that.
ゴルフクラブを用いたゴルファーのスイングに基づいて、インパクト位置、ゴルフクラブヘッドの向き、及びゴルフクラブヘッドの速度を含む、ゴルファーの複数のインパクト前スイング特性を求め、
複数のゴルフボール特性及び複数のゴルフクラブ特性を含む複数の用品特性を求め、前記複数のゴルフボール特性は、複数の速度における反発係数と複数の速度における接触時間を含み、前記複数のゴルフクラブ特性は、クラブヘッドの質量中心、クラブフェースの中心及び慣性モーメントを含み、
前記クラブヘッドによる前記ゴルフボールのインパクトに対する前記ゴルフクラブのシャフトの特性の影響を求め、前記シャフトの特性は、縦方向の力成分とトルク成分を含み、
前記シャフトの特性、前記複数の用品特性、及び前記複数のインパクト前スイング特性に基づいて、前記ゴルフクラブで打たれた場合の前記ゴルフボールの予測軌道及び複数の予測ボール打ち出し状態を生成し、前記予測軌道は、ボール、クラブヘッド、及びシャフトの運動方程式に基づくものであり、前記シャフトの運動方程式は、シャフトの所定のセグメント各々に対する所定の数の微分方程式からなる、
ことを含む方法。 A method for predicting a golfer's ability to hit a ball,
Based on the golfer's swing using the golf club, the golfer's multiple pre-impact swing characteristics, including impact position, golf club head orientation, and golf club head speed, are determined,
A plurality of product characteristics including a plurality of golf ball characteristics and a plurality of golf club characteristics, wherein the plurality of golf ball characteristics includes a coefficient of restitution at a plurality of speeds and a contact time at a plurality of speeds, and the plurality of golf club characteristics Includes the center of mass of the club head, the center of the club face and the moment of inertia,
The influence of the characteristics of the golf club shaft on the impact of the golf ball by the club head is determined, and the characteristics of the shaft include a longitudinal force component and a torque component,
Characteristics of the shaft, the plurality of article characteristics, and based on the plurality of pre-impact swing characteristics, to generate a predicted trajectory and a plurality of predicted ball launch conditions of the golf ball when struck by the golf club, the The predicted trajectory is based on the ball, club head, and shaft equations of motion, the shaft equation of motion comprising a predetermined number of differential equations for each predetermined segment of the shaft ,
A method involving that.
前記少なくとも1つの修正された用品特性に基づいて、前記ゴルフクラブで打たれた場合の前記ゴルフボールの別の予測軌道及び別の複数の予測ボール打ち出し状態を生成する、
ことをさらに含む、請求項7に記載の方法。 Modifying at least one of the plurality of article characteristics;
Generating another predicted trajectory and another plurality of predicted ball launch conditions for the golf ball when struck by the golf club based on the at least one modified article characteristic;
The method of claim 7 further comprising:
ゴルフクラブを用いたゴルファーのスイングに基づいて、インパクト位置、ゴルフクラブヘッドの向き、及びゴルフクラブヘッドの速度を含む、ゴルファーの複数のインパクト前スイング特性を求め、
複数のゴルフボール特性及び複数のゴルフクラブ特性を含む複数の用品特性を求め、前記複数のゴルフボール特性は、複数の速度における反発係数と複数の速度における接触時間を含み、前記複数のゴルフクラブ特性は、クラブヘッドの質量中心、クラブフェースの中心及び慣性モーメントを含み、
前記複数のボール特性、前記複数のクラブ特性、及び前記複数のインパクト前スイング特性に基づいて、前記ゴルフクラブと前記ゴルフボールとの間のスリップを求め、
前記クラブヘッドによる前記ゴルフボールのインパクトに対する前記ゴルフクラブのシャフトの特性の影響を求め、前記シャフトの特性は、縦方向の力成分とトルク成分を含み、
前記スリップ、前記複数の用品特性、及び前記複数のインパクト前スイング特性に基づいて、前記ゴルフクラブで打たれた場合の前記ゴルフボールの予測軌道及び複数の予測ボール打ち出し状態を生成し、前記予測軌道は、ボール、クラブヘッド、及びシャフトの運動方程式に基づくものであり、前記シャフトの運動方程式は、シャフトの所定のセグメント各々に対する所定の数の微分方程式からなる、
ことを含む方法。 A method for predicting a golfer's ability to hit a ball,
Based on the golfer's swing using the golf club, the golfer's multiple pre-impact swing characteristics, including impact position, golf club head orientation, and golf club head speed, are determined,
A plurality of product characteristics including a plurality of golf ball characteristics and a plurality of golf club characteristics, wherein the plurality of golf ball characteristics includes a coefficient of restitution at a plurality of speeds and a contact time at a plurality of speeds, and the plurality of golf club characteristics Includes the center of mass of the club head, the center of the club face and the moment of inertia,
Based on the plurality of ball characteristics, the plurality of club characteristics, and the plurality of pre-impact swing characteristics, a slip between the golf club and the golf ball is obtained.
The influence of the characteristics of the golf club shaft on the impact of the golf ball by the club head is determined, and the characteristics of the shaft include a longitudinal force component and a torque component,
Based on the slip, the plurality of product characteristics, and the plurality of pre-impact swing characteristics, a predicted trajectory of the golf ball and a plurality of predicted ball launch states when hit with the golf club are generated, and the predicted trajectory Is based on the ball, club head, and shaft equations of motion, the shaft equation of motion comprising a predetermined number of differential equations for each predetermined segment of the shaft ,
A method involving that.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/211,537 US20070049393A1 (en) | 2005-08-26 | 2005-08-26 | Method for predicting ball launch conditions |
US11/211,537 | 2005-08-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007061606A JP2007061606A (en) | 2007-03-15 |
JP2007061606A5 true JP2007061606A5 (en) | 2010-01-21 |
JP4908105B2 JP4908105B2 (en) | 2012-04-04 |
Family
ID=37056048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006222100A Expired - Fee Related JP4908105B2 (en) | 2005-08-26 | 2006-07-20 | Method for predicting golf ball trajectory and launch state |
Country Status (3)
Country | Link |
---|---|
US (1) | US20070049393A1 (en) |
JP (1) | JP4908105B2 (en) |
GB (1) | GB2429411B (en) |
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US10360685B2 (en) | 2007-05-24 | 2019-07-23 | Pillar Vision Corporation | Stereoscopic image capture with performance outcome prediction in sporting environments |
US7762911B2 (en) * | 2005-08-26 | 2010-07-27 | Acushnet Company | Method for predicting ball launch conditions |
US20090017429A1 (en) * | 2007-07-09 | 2009-01-15 | William Alan Kostuj | Method of developing a golf grip and swing and fitting equipment to a golf swing and ball travel |
WO2009039367A1 (en) | 2007-09-21 | 2009-03-26 | Playdata Systems, Inc. | Object location and movement detection system and method |
US9675862B2 (en) * | 2007-09-28 | 2017-06-13 | Karsten Manufacturing Corporation | Methods, apparatus, and systems to custom fit golf clubs |
US8444509B2 (en) | 2007-09-28 | 2013-05-21 | Karsten Manufacturing Corporation | Methods, apparatus, and systems to custom fit golf clubs |
US8371962B2 (en) | 2007-09-28 | 2013-02-12 | Karsten Manufacturing Corporation | Methods apparatus, and systems to custom fit golf clubs |
US20100151956A1 (en) | 2007-09-28 | 2010-06-17 | Swartz Gregory J | Methods, apparatus, and systems to custom fit golf clubs |
US7867110B2 (en) * | 2007-10-24 | 2011-01-11 | David Edel | Putter fitting method |
US8335669B2 (en) * | 2007-11-07 | 2012-12-18 | Bridgestone Sports Co., Ltd. | Golf ball and mechanical analysis of the same |
JP4934165B2 (en) * | 2009-04-28 | 2012-05-16 | Sriスポーツ株式会社 | Evaluation method of collision between golf ball and hitting surface |
US8882606B2 (en) * | 2010-01-28 | 2014-11-11 | Nike, Inc. | Golf swing data gathering method and system |
IES86097B2 (en) * | 2010-11-22 | 2012-12-05 | Brian Francis Mooney | Determining and analysing movement and spin characteristics in a golf shot |
US9216330B2 (en) | 2011-01-27 | 2015-12-22 | Sri Sports Limited | Method, apparatus, and system for golf product reconfiguration and selection |
JP6112780B2 (en) * | 2012-05-21 | 2017-04-12 | 株式会社ブリヂストン | Golf swing measurement system, measurement device, and measurement method |
JP6175750B2 (en) * | 2012-09-21 | 2017-08-09 | カシオ計算機株式会社 | State identification device, state identification method and program |
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US10523053B2 (en) | 2014-05-23 | 2019-12-31 | Adidas Ag | Sport ball inductive charging methods and systems |
US9489494B2 (en) | 2014-06-20 | 2016-11-08 | Dunlop Sports Company Limited | Recommendation engine |
EP3169414A4 (en) * | 2014-07-16 | 2018-03-21 | Lahser, Jason | Method and apparatus for predicting likely success of golf swings |
JP2016221099A (en) * | 2015-06-02 | 2016-12-28 | ブリヂストンスポーツ株式会社 | Manufacturing method, golf club head, and design method |
US10022595B2 (en) | 2016-02-11 | 2018-07-17 | Sumitomo Rubber Industries, Ltd. | Golf club head customization |
JP6753144B2 (en) * | 2016-05-31 | 2020-09-09 | 住友ゴム工業株式会社 | RBI estimation device |
KR101826837B1 (en) * | 2016-08-12 | 2018-02-08 | 주식회사 골프존 | Device for calculating information on flight of ball, method for the same and recording medium recording the method readable by computing device |
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JP4215531B2 (en) * | 2003-02-14 | 2009-01-28 | 横浜ゴム株式会社 | Evaluation method of golf swing |
JP4982026B2 (en) * | 2003-07-24 | 2012-07-25 | 横浜ゴム株式会社 | Design method of combination of golf club and golf ball |
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JP2005103127A (en) * | 2003-10-01 | 2005-04-21 | Yokohama Rubber Co Ltd:The | Optimization design method of golf club, and optimization design method of combination of golf club-golf ball |
JP2005211191A (en) * | 2004-01-28 | 2005-08-11 | Yokohama Rubber Co Ltd:The | Design method of golf club, design method of golf ball and design method of combination of golf club/golf ball |
JP4525092B2 (en) * | 2004-01-29 | 2010-08-18 | 横浜ゴム株式会社 | Golf swing sensitivity evaluation method and golf swing sensitivity evaluation apparatus for rigidity distribution of golf club shaft |
WO2006028932A1 (en) * | 2004-09-01 | 2006-03-16 | Accu-Sport International, Inc. | System, method and computer program product for estimating club swing condition(s) from ball launch measurements |
-
2005
- 2005-08-26 US US11/211,537 patent/US20070049393A1/en not_active Abandoned
-
2006
- 2006-07-20 JP JP2006222100A patent/JP4908105B2/en not_active Expired - Fee Related
- 2006-08-09 GB GB0615785A patent/GB2429411B/en not_active Expired - Fee Related
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