최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0087715 (2016-03-31) |
등록번호 | US-9938440 (2018-04-10) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 330 |
A fixed abrasive article having a body including abrasive particles contained within a bond material, the abrasive particles including shaped abrasive particles or elongated abrasive particles having an aspect ratio of length:width of at least 1.1:1, each of the shaped abrasive particles or elongate
A fixed abrasive article having a body including abrasive particles contained within a bond material, the abrasive particles including shaped abrasive particles or elongated abrasive particles having an aspect ratio of length:width of at least 1.1:1, each of the shaped abrasive particles or elongated abrasive particles having a predetermined position or a predetermined three-axis orientation.
1. A bonded abrasive article comprising: a body having abrasive particles contained within a bond material, the abrasive particles including a plurality of shaped abrasive particles or elongated abrasive particles having an aspect ratio of length:width of at least 1.1:1,wherein each of the shaped ab
1. A bonded abrasive article comprising: a body having abrasive particles contained within a bond material, the abrasive particles including a plurality of shaped abrasive particles or elongated abrasive particles having an aspect ratio of length:width of at least 1.1:1,wherein each of the shaped abrasive particles or elongated abrasive particles have a predetermined tilt angle,wherein the abrasive particles comprise a first group of abrasive particles and a second group of abrasive particles,wherein abrasive particles of the first group of abrasive particles have a first predetermined rotational orientation relative to a major surface of the body,wherein abrasive particles of the second group of abrasive particles have a second predetermined rotational orientation relative to the major surface of the body, andwherein the first predetermined rotational orientation is different from the second predetermined rotational orientation,wherein the abrasive particles of the first group of abrasive particles are positioned within a first radial plane of the bodywherein the abrasive particles of the second group of abrasive particles are positioned within a second radial plane of the body, andwherein the first radial plane and second radial plane are axially spaced apart from each other within the body. 2. The bonded abrasive article of claim 1, wherein each of the shaped abrasive particles or elongated abrasive particles have a predetermined three-axis orientation relative to the major surface of the body. 3. The bonded abrasive article of claim 1, wherein each of the abrasive particles comprises a cutting tip or cutting edge having a predetermined rotational orientation relative to a major surface of the body. 4. The bonded abrasive article of claim 1, wherein the abrasive particles within the first group have a predetermined position having substantially the same axial position within the first radial plane with respect to each other and wherein the abrasive particles within the second group have a predetermined position having substantially the same axial position within the second radial plane with respect to each other. 5. The bonded abrasive article of claim 4, wherein the abrasive particles of the first group comprise a different radial position with respect to each other, and wherein the abrasive particles of the second group comprise a different radial position with respect to each other. 6. The bonded abrasive article of claim 1, wherein the abrasive particles of the first group of abrasive particles are arranged in a controlled distribution relative to each other and wherein the second group of abrasive particles are arranged in a controlled distribution relative to each other. 7. The bonded abrasive article of claim 6, wherein the controlled distribution of at least one of the first group of abrasive particles and the second group of abrasive particles comprises a phyllotactic pattern. 8. The bonded abrasive article of claim 6, wherein an abrasive particle of the first group of abrasive particles is radially and axially staggered relative to an abrasive particle of the second group of abrasive particles. 9. The bonded abrasive article of claim 1, wherein the abrasive particles of the first group have at least one abrasive characteristic that is different from the abrasive particles of the second group, wherein the at least one abrasive characteristic is selected from the group consisting of hardness, composition, average particle size, average grain size, fracture toughness, two-dimensional shape, tip sharpness, tip angle, aspect ratio, and a combination thereof. 10. The bonded abrasive article of claim 1, wherein each group of the first and second groups of abrasive particles includes a plurality of radial sets of abrasive particles, wherein each of the radial sets are spaced at a different radial distance from a center of the body relative to each other. 11. The bonded abrasive article of claim 1, further comprising: a first axial collection of abrasive particles within a first axial plane within the body, each of the abrasive particles of the first axial collection having a predetermined rotational orientation relative to the major surface of the body, anda second axial collection of abrasive particles within a second axial plane within the body that is different than the first axial plane, each of the abrasive particles of the second axial collection having a predetermined rotational orientation within the second axial plane relative to the major surface of the body. 12. The bonded abrasive article of claim 11, wherein the abrasive particles of the first axial collection have a predetermined position including substantially the same axial position and angular position within the body and wherein the abrasive particles of the second axial collection have a predetermined position including substantially the same axial position and angular position within the body. 13. The bonded abrasive article of claim 12, wherein the abrasive particles of the first axial collection have a different radial position with respect to each other and wherein the abrasive particles of the second axial collection have a different radial position with respect to each other. 14. The bonded abrasive article of claim 11, wherein the abrasive particles of the first axial collection of abrasive particles are arranged in a controlled distribution relative to each other and wherein the second axial collection of abrasive particles are arranged in a controlled distribution relative to each other. 15. The bonded abrasive article of claim 11, wherein the abrasive particles of the first axial collection have at least one abrasive characteristic different than the abrasive particles of the second axial collection, wherein the at least one abrasive characteristic is selected from the group consisting of hardness, composition, average particle size, average grain size, fracture toughness, two-dimensional shape, tip sharpness, tip angle, aspect ratio, and a combination thereof. 16. The bonded abrasive article of claim 1, wherein the predetermined tilt angle defines an angle between a normal axis extending normal to the major surface of the body and a longitudinal axis of the shaped abrasive particle or elongated abrasive particle. 17. The bonded abrasive article of claim 16, wherein the predetermined tilt angle is between 0 degrees and 88 degrees. 18. A method of forming a bonded abrasive article comprising: forming a mixture including a precursor bond material;depositing abrasive particles comprising shaped abrasive particles or elongated abrasive particles each having an aspect ratio of length:width of at least 1.1:1 into the precursor bond material to form a green body; andtreating the green body to form a bonded abrasive article having a body and abrasive particles contained in the body,wherein each of the shaped abrasive particles or elongated abrasive particles have a predetermined tilt angle,wherein the abrasive particles comprise a first group of abrasive particles and second group of abrasive particles,wherein the abrasive particles of the first group of abrasive particles have a first predetermined rational orientation relative to a major surface of the body,wherein the abrasive particles of the second group of abrasive particles have a second predetermined rational orientation relative to a major surface of the body, andwherein the first predetermined rational orientation is different from the second predetermined rational orientation,wherein the abrasive particles of the first group of abrasive particles are positioned within a first radial plane of the bodywherein the abrasive particles of the second group of abrasive particles are positioned within a second radial plane of the body, andwherein the first radial plane and second radial plane are axially spaced apart from each other within the body. 19. The method of claim 18, wherein depositing includes forming a forming structure including abrasive particles.
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