Tool chuck with power take off and dead spindle features
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B23B-031/26
B23B-031/02
출원번호
UP-0400378
(2006-04-10)
등록번호
US-7588398
(2009-09-24)
발명자
/ 주소
Puzio, Daniel
Schell, Craig A.
Gehret, Robert S.
Heavel, Richard J.
Ceroll, Warren A.
Debelius, Stephen A.
출원인 / 주소
Black & Decker Inc.
대리인 / 주소
Capitol City TechLaw
인용정보
피인용 횟수 :
7인용 특허 :
114
초록▼
A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support chuck jaws. A chuck actuating shaft may be mounted for rotation on the input shaft. The power take off mechanism
A power driver may include a housing, a tool chuck and a power take off mechanism. The tool chuck may have an input shaft mounted for rotation on the housing. The input shaft may support chuck jaws. A chuck actuating shaft may be mounted for rotation on the input shaft. The power take off mechanism may be connected to the tool chuck. The power take off mechanism may be adjustable into a DRILL DRIVE MODE to rotationally drive the input shaft and the chuck actuating shaft together as a unit, and a CHUCK MODE to rotationally drive the chuck actuating shaft relative to the input shaft. The power take off mechanism may be internal of the housing. The power take off mechanism in the CHUCK MODE may rotationally fix the input shaft to the housing.
대표청구항▼
What is claimed is: 1. A power driver comprising: a housing; a tool chuck having an input shaft mounted on the housing so that the input shaft is rotatable relative to the housing, the input shaft supporting chuck jaws, and a chuck actuating shaft mounted for rotation on the input shaft; and a pow
What is claimed is: 1. A power driver comprising: a housing; a tool chuck having an input shaft mounted on the housing so that the input shaft is rotatable relative to the housing, the input shaft supporting chuck jaws, and a chuck actuating shaft mounted for rotation on the input shaft; and a power take off mechanism connected to the tool chuck, the power take off mechanism being adjustable into a DRILL DRIVE MODE to rotationally drive the input shaft and the chuck actuating shaft together as a unit, and a CHUCK MODE to rotationally drive the chuck actuating shaft relative to the input shaft; wherein the power take off mechanism is internal of the housing. 2. The power driver as set forth in claim 1, wherein the power take off mechanism is internal of the housing and the tool chuck. 3. The power driver as set forth in claim 1, wherein the power take off mechanism in the CHUCK MODE rotationally fixes the input shaft to the housing. 4. The power driver as set forth in claim 1, wherein the power take off mechanism in the CHUCK MODE rotationally drives the chuck actuating shaft at a first rotational speed and rotationally drives the input shaft at a second rotational speed. 5. The power driver as set forth in claim 1, wherein the power take off mechanism is adjustable into a MANUAL OVERRIDE MODE to rotationally fix the chuck actuating shaft to the housing. 6. The power driver as set forth in claim 1, wherein the chuck jaws are threadless chuck jaws. 7. The power driver as set forth in claim 1, wherein, when the power driver is driven in a forward direction with the power take off mechanism in the DRILL DRIVE MODE, the power take off mechanism rotationally drives the input shaft and the chuck actuating shaft together as a unit until an application torque increases up to a torque threshold, and upon the application torque exceeding the torque threshold, the power take off mechanism rotationally drives the chuck actuating shaft relative to the input shaft. 8. The power driver as set forth in claim 7, wherein, when the power driver is driven in a reverse direction with the power take off mechanism in the DRILL DRIVE MODE, the power take off mechanism rotationally drives the input shaft and the chuck actuating shaft together as a unit regardless of the application torque. 9. The power driver as set forth in claim 7, wherein the power take off mechanism comprises: an output coupling rotationally fixed to the input shaft; and at least one spring loaded pawl mounted for rotation on the output coupling. 10. A power driver comprising: a tool chuck having an input shaft mounted on a housing so that the input shaft is rotatable relative to the housing, the input shaft supporting threadless chuck jaws, and a chuck actuating shaft mounted for rotation on the input shaft; and power take off means for adjusting into a DRILL DRIVE MODE to rotationally drive the input shaft and the chuck actuating shaft together as a unit, and a CHUCK MODE to rotationally drive the chuck actuating shaft relative to the input shaft. 11. The power driver as set forth in claim 10, wherein the housing rotatably supports the tool chuck; and wherein the power take off means in the CHUCK MODE rotationally fixes the input shaft to the housing. 12. The power driver as set forth in claim 10, wherein the power take off means in the CHUCK MODE rotationally drives the chuck actuating shaft at a first rotational speed and rotationally drives the input shaft at a second rotational speed. 13. The power driver as set forth in claim 10, wherein the housing rotatably supports the tool chuck; wherein the power take off means is for adjusting into a MANUAL OVERRIDE MODE to rotationally fix the chuck actuating shaft to the housing. 14. A power driver comprising: a tool chuck having an input shaft supporting chuck jaws, and a chuck actuating shaft mounted for rotation on the input shaft; and a power take off mechanism having a power take off actuator shaft rotationally fixed to the chuck actuating shaft; an output coupling rotationally fixed to the input shaft; a power take off drive disk rotationally fixed to the power take off actuator shaft; a disk confronting the power take off drive disk; and a shift ring mounted for movement to selectively engage with and rotationally lock to the output coupling, the power take off drive disk and the disk. 15. The power driver as set forth in claim 14, wherein the shift ring is moveable to an axial forward position to engage with the output coupling. 16. The power driver as set forth in claim 15, further comprising a housing rotatably supporting the tool chuck; wherein the shift ring in the axial forward position is rotationally fixed to the housing. 17. The power driver as set forth in claim 14, wherein the shift ring is moveable to an axial intermediate position to engage with the output coupling, the power take off drive disk and the disk. 18. The power driver as set forth in claim 17, further comprising a housing rotatably supporting the tool chuck; wherein the shift ring in the axial intermediate position is rotatable relative to the housing. 19. The power driver as set forth in claim 14, where in the shift ring is moveable to an axial rearward position to engage with the power take off drive disk and the disk. 20. The power driver as set forth in claim 19, further comprising a housing rotatably supporting the tool chuck; wherein the shift ring in the axial rearward position is rotationally fixed to the housing.
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이 특허에 인용된 특허 (114)
Fosella Gregory (97 Main St. Osterville MA 02655), Adjustable extension wrench for ratchet drive.
Reibetanz Wilbert (Leinfelden-Echterden DEX) Wanner Karl (Leinfelden-Echterdingen DEX) Baumann Otto (Leinfelden-Echterdingen DEX) Mller Rolf (Leinfelden-Echterdingen DEX), Automatically locking chuck for drill or the like.
Huff Robert O. (68 Washington Dr. Piedmont SC 29673) Jordan Paul T. (210 Brierwood Pl. Seneca SC 29678) Forquer William F. (P.O. Box 677 West Union SC 29696), Non-impact keyless chuck.
Schell,Craig A; Puzio,Daniel; Gehret,Robert S; Heavel,Richard J; Ceroll,Warren A; Debelius,Stephen A, Power tool with power-take-off driven pusher-type chuck having device for reducing tension in pusher screw.
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