Apparatus for processing a prosthetic component
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16H-007/12
B21B-021/00
출원번호
US-0968764
(2004-10-19)
발명자
/ 주소
Brookins,Tracy A.
Knepper,Daniel F.
Smoker,David A.
O'Neil,Daniel S.
Miller,Steven P.
출원인 / 주소
DePuy Products, Inc.
대리인 / 주소
Maginot, Moore &
인용정보
피인용 횟수 :
0인용 특허 :
25
초록▼
An idler or tensioning assembly for an electronically controlled sanding/polishing machine is provided, the sanding/polishing machine utilizing a plurality of exchangeable polishing wheel assemblies of which the idler assembly is one. Each polishing wheel assembly interfaces with the sanding/polishi
An idler or tensioning assembly for an electronically controlled sanding/polishing machine is provided, the sanding/polishing machine utilizing a plurality of exchangeable polishing wheel assemblies of which the idler assembly is one. Each polishing wheel assembly interfaces with the sanding/polishing machine through a coolant manifold and a polishing wheel shaft receptor. The idler assembly is operative to provide releasable tension to a sanding/polishing belt that is situated around the idler and the associated sanding/polishing wheel. The idler assembly has a pivoting idler that is actuated by a hydraulic cylinder. The hydraulic cylinder utilizes coolant tapped from the coolant manifold of the idler assembly for actuation. Coolant is provided to the hydraulic cylinder in response to a valve signal. The idler assembly thus has a tensioned mode and an untensioned mode.
대표청구항▼
What is claimed is: 1. An apparatus for polishing a prosthetic component, comprising: a wheel; a motor operative to rotate said wheel; an idler spaced apart from said wheel, said idler being movable between (i) a first position in relation to said wheel, and (ii) a second position in relation to sa
What is claimed is: 1. An apparatus for polishing a prosthetic component, comprising: a wheel; a motor operative to rotate said wheel; an idler spaced apart from said wheel, said idler being movable between (i) a first position in relation to said wheel, and (ii) a second position in relation to said wheel; a polishing belt configured to polish said prosthetic component when said prosthetic component is urged into contact with said polishing belt advancing in a path of movement, said polishing belt being entrained about said wheel and said idler; and a biaser operative to urge said idler to said first position, wherein said polishing belt possesses (i) a tensioned state in which polishing belt possesses a first configuration around said wheel and said idler, and (ii) an untensioned state in which said polishing belt possesses a second configuration around said wheel and said idler, wherein said polishing belt is in said tensioned state when said idler is in said first position, wherein said polishing belt is in said untensioned state when said idler is in said second position, wherein, when said polishing belt is in said tensioned state, rotation of said wheel causes rotation of said polishing belt, and wherein, when said polishing belt is in said untensioned state, rotation of said wheel does not cause rotation of said polishing belt. 2. The apparatus of claim 1, further comprising a pivot arm having a first end portion and a second end portion, wherein: said first end portion of said pivot arm is coupled to a pivot fastener, and said second end portion of said pivot arm is coupled to said idler. 3. The apparatus of claim 2, wherein movement of said idler from said first position to said second position causes said pivot arm to pivot about said pivot fastener. 4. The apparatus of claim 1, further comprising a coolant system operable to provide coolant to components of said apparatus, wherein: said biaser includes a fluid cylinder in fluid communication with said coolant system. 5. The apparatus of claim 4, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said retracted position to said extended position causes said idler to move from said second position to said first position, and movement of said rod from said extended position to said retracted position causes said idler to move from said first position to said second position. 6. The apparatus of claim 4, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said extended position to said retracted position causes said idler to move from said second position to said first position, and movement of said rod from said retracted position to said extended position causes said idler to move from said first position to said second position. 7. An apparatus for processing a prosthetic component, comprising: a first wheel; a motor operative to rotate said first wheel; an idler wheel spaced apart from said first wheel, said idler wheel being movable between (i) a first position in relation to said first wheel, and (ii) a second position in relation to said first wheel; a processing belt configured to remove material said prosthetic component when said prosthetic component is urged into contact with said processing belt advancing in a path of movement, said processing belt being entrained about said first wheel and said idler wheel; and a biaser operative to urge said idler wheel to said first position, wherein said processing belt possesses (i) a tensioned state in which processing belt possesses a first configuration around said first wheel and said idler wheel, and (ii) an untensioned state in which said processing belt possesses a second configuration around said first wheel and said idler wheel, wherein said polishing belt is in (i) said tensioned state when said idler wheel is in said first position, and (ii) said untensioned state when said idler wheel is in said second position, wherein, when said polishing belt is in said tensioned state, rotation of said wheel causes rotation of said polishing belt, and wherein, when said polishing belt is in said untensioned state, rotation of said wheel does not cause rotation of said polishing belt. 8. The apparatus of claim 7, further comprising an arm having a first end portion and a second end portion, wherein: said first end portion of said arm is coupled to a pivot member, and said second end portion of said arm is coupled to said idler wheel. 9. The apparatus of claim 8, wherein movement of said idler wheel from said first position to said second position causes said arm to pivot about said pivot member. 10. The apparatus of claim 8, wherein said idler wheel is rotatable coupled to said second end of said arm. 11. The apparatus of claim 10, further comprising a coolant system operable to provide coolant to components of said apparatus, wherein: said biaser includes a fluid cylinder in fluid communication with said coolant system. 12. The apparatus of claim 11, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said retracted position to said extended position causes said idler wheel to move from said second position to said first position, and movement of said rod from said extended position to said retracted position causes said idler wheel to move from said first position to said second position. 13. The apparatus of claim 11, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said extended position to said retracted position causes said idler wheel to move from said second position to said first position, and movement of said rod from said retracted position to said extended position causes said idler wheel to move from said first position to said second position. 14. An apparatus for processing a prosthetic component, comprising: a rotatable member; a motor operative to rotate said rotatable member; an arm pivotable about a pivot axis an idler wheel rotatably coupled to said arm and spaced apart from said rotatable member, said idler wheel being movable between (i) a first position in relation to said rotatable member, and (ii) a second position in relation to said rotatable member; a processing belt configured to remove material said prosthetic component when said prosthetic component is urged into contact with said processing belt advancing in a path of movement, said processing belt being entrained about said rotatable member and said idler wheel; and a biaser operative to urge said idler wheel to said first position, wherein said processing belt possesses (i) a tensioned state in which processing belt possesses a first configuration around said rotatable member and said idler wheel, and (ii) an untensioned state in which said processing belt possesses a second configuration around said rotatable member and said idler wheel, wherein said polishing belt is in (i) said tensioned state when said idler wheel is in said first position, and (ii) said untensioned state when said idler wheel is in said second position, wherein, when said polishing belt is in said tensioned state, rotation of said wheel causes rotation of said polishing belt, and wherein, when said polishing belt is in said untensioned state, rotation of said wheel does not cause rotation of said polishing belt. 15. The apparatus of claim 14, further comprising a pivot arm having a first end portion and a second end portion, wherein: said first end portion of said pivot arm is coupled to a pivot member, and said second end portion of said pivot arm is coupled to said idler wheel. 16. The apparatus of claim 15, wherein movement of said idler wheel from said first position to said second position causes said pivot arm to pivot about said pivot member. 17. The apparatus of claim 14, further comprising a coolant system operable to provide coolant to components of said apparatus, wherein: said biaser includes a fluid cylinder in fluid communication with said coolant system. 18. The apparatus of claim 17, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said retracted position to said extended position causes said idler wheel to move from said second position to said first position, and movement of said rod from said extended position to said retracted position causes said idler wheel to move from said first position to said second position. 19. The apparatus of claim 17, wherein: said fluid cylinder includes a rod that is movable between an extended position and a retracted position, and movement of said rod from said extended position to said retracted position causes said idler wheel to move from said second position to said first position, and movement of said rod from said retracted position to said extended position causes said idler wheel to move from said first position to said second position. 20. The apparatus of claim 14, wherein: said rotatable member includes a first wheel having a first diameter, and said idler wheel possesses a second diameter that smaller than said first diameter.
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