Concrete saw
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0510373
(2009-07-28)
|
등록번호 |
US-8360045
(2013-01-29)
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발명자
/ 주소 |
- Marsic, Martin D.
- Smith, Kent A.
- Edwards, Brian S.
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출원인 / 주소 |
- Diamond Products, Limited
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인용정보 |
피인용 횟수 :
2 인용 특허 :
10 |
초록
▼
A concrete saw having a geared assembly for rotating a cutting blade is described. The saw utilizes a longitudinally oriented engine for rotating the blade. Various additional features and improvements are described including a particular belt tensioner assembly, an indicator and control system for
A concrete saw having a geared assembly for rotating a cutting blade is described. The saw utilizes a longitudinally oriented engine for rotating the blade. Various additional features and improvements are described including a particular belt tensioner assembly, an indicator and control system for cutting blade depth, a handle adjustment and locking system, and provisions for control of blade water are described.
대표청구항
▼
1. A concrete saw drive system comprising: a blade shaft gear assembly including a rotatable blade shaft having provisions for driving a cutting blade, a rotatable jack shaft oriented parallel to the blade shaft, and a plurality of gears operably engaging the blade shaft and the jack shaft, the jack
1. A concrete saw drive system comprising: a blade shaft gear assembly including a rotatable blade shaft having provisions for driving a cutting blade, a rotatable jack shaft oriented parallel to the blade shaft, and a plurality of gears operably engaging the blade shaft and the jack shaft, the jack shaft including at least one jack shaft sheave engaged with the jack shaft;a drive shaft gear assembly including a rotatable drive shaft, a motor shaft oriented transversely to the drive shaft, and a plurality of gears operably engaging the drive shaft and the motor shaft, the drive shaft including at least one drive shaft sheave engaged with the drive shaft; anda belt extending between and in operable engagement with the drive shaft sheave and the jack shaft sheave such that rotation of the drive shaft imparts rotation to the blade shaft;wherein the drive shaft sheave is aligned with the jack shaft sheave. 2. A concrete saw drive system comprising: a blade shaft gear assembly including a rotatable blade shaft having provisions for driving a cutting blade, a rotatable jack shaft oriented parallel to the blade shaft, and a plurality of gears operably engaging the blade shaft and the jack shaft, the jack shaft including two jack shaft sheaves, each engaged with the jack shaft and located on opposite sides of the plurality of gears operably engaging the blade shaft with the jack shaft; anda drive shaft gear assembly including a rotatable drive shaft, a motor shaft oriented transversely to the drive shaft, and a plurality of gears operably engaging the drive shaft and the motor shaft, the drive shaft including two drive shaft sheaves, each engaged with the drive shaft and located on opposite sides of the plurality of gears operably engaging the drive shaft with the motor shaft;wherein the drive shaft sheaves are aligned with the jack shaft sheaves. 3. The concrete saw drive system of claim 1 wherein the motor shaft of the drive shaft gear assembly is oriented transverse to the blade shaft of the blade shaft gear assembly. 4. The concrete saw drive system of claim 1 wherein the blade shaft gear assembly includes two jack shaft sheaves, each engaged with the jack shaft and located on opposite sides of the plurality of gears operably engaging the blade shaft with the jack shaft. 5. The concrete saw drive system of claim 1 wherein the drive shaft gear assembly includes two drive shaft sheaves, each engaged with the drive shaft and located on opposite sides of the plurality of gears operably engaging the drive shaft with the motor shaft. 6. The concrete saw drive system of claim 1 wherein the plurality of gears of the blade shaft gear assembly includes: a jack shaft spur gear engaged with the jack shaft and rotatable therewith about a shared axis of rotation; anda blade shaft spur gear engaged with the blade shaft and rotatable therewith about a shared axis of rotation;wherein the jack shaft spur gear and the blade shaft spur gear are in meshed engagement with one another. 7. The concrete saw drive system of claim 1 wherein the plurality of gears of the drive shaft gear assembly includes: a pinion gear engaged with the motor shaft and rotatable therewith about a shared axis of rotation; anda bevel gear engaged with the drive shaft and rotatable therewith about a shared axis of rotation;wherein the pinion gear and the bevel gear are in meshed engagement with one another. 8. The concrete saw drive system of claim 1 wherein the plurality of gears operably engaging the jack shaft and the blade shaft includes a transmission assembly. 9. A concrete saw drive system comprising: a blade shaft gear assembly including a rotatable blade shaft having provisions for driving a cutting blade, a rotatable jack shaft oriented parallel to the blade shaft, and a plurality of gears operably engaging the blade shaft and the lack shaft, the jack shaft including at least one jack shaft sheave engaged with the jack shaft; anda drive shaft gear assembly including a rotatable drive shaft including at least one drive shaft sheave engaged with the drive shaft, a motor shaft oriented transversely to the drive shaft, an upper transmission shaft, an upper transmission spur gear engaged with the upper transmission shaft and rotatable therewith about a shared axis of rotation, a lower transmission shaft, and a lower transmission gear engaged with the lower transmission shaft and rotatable therewith about a shared axis of rotation;wherein the upper transmission shaft is in operable engagement with the lower transmission shaft such that rotation of the upper transmission shaft imparts rotation to the lower transmission shaft, the upper transmission shaft also being in operable engagement with the jack shaft, the lower transmission shaft being in operable engagement with the blade shaft, and the drive shaft sheave is aligned with the jack shaft sheave. 10. The concrete saw drive system of claim 9, the transmission assembly further including: an intermediate spur gear;wherein the jack shaft spur gear and the upper transmission spur gear are in meshed engagement with the intermediate spur gear. 11. The concrete saw drive system of claim 9 wherein the upper transmission shaft and the lower transmission shaft are oriented parallel with each other. 12. The concrete saw drive system of claim 9 wherein the transmission assembly further includes: a lower intermediate spur gear in operable engagement with the lower transmission shaft and the blade shaft wherein the lower intermediate spur gear transfers rotary motion from the lower transmission shaft to the blade shaft. 13. The concrete saw drive system of claim 12 wherein the lower intermediate spur gear is in meshed engagement with the lower transmission gear. 14. The concrete saw drive system of claim 12 wherein the lower intermediate spur gear is in meshed engagement with the blade shaft spur gear. 15. The concrete saw drive system of claim 1 wherein the blade shaft gear assembly further includes: a clutch in selectively operable engagement with the jack shaft. 16. The concrete saw drive system of claim 9 wherein the transmission assembly further includes: an upper removable spur gear engaged with the upper transmission shaft and rotatable therewith about a shared axis of rotation; anda lower removable spur gear engaged with the lower transmission shaft and rotatable therewith about a shared axis of rotation;wherein the upper removable spur gear and the lower removable spur gear are in meshed engagement with one another, and transfer rotary motion of the upper transmission shaft to the lower transmission shaft. 17. The concrete saw drive system of claim 9 wherein the blade shaft gear assembly further includes: a clutch in selectively operable engagement with the jack shaft. 18. The concrete saw drive system of claim 1 further comprising a housing for substantially enclosing the blade shaft gear assembly such that the at least one jack shaft sheave is protected from exposure to debris associated with a cutting operation. 19. The concrete saw drive system of claim 1 further comprising a housing for substantially enclosing the drive shaft gear assembly such that the at least one drive shaft sheave is protected from exposure to debris associated with a cutting operation. 20. The concrete saw drive system of claim 1 wherein the blade shaft is free of a sheave or other belt-engaging component.
이 특허에 인용된 특허 (10)
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Edwards Brian S. ; Markley Charles, Concrete saw with multispeed drive.
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Smart William L. (Indianapolis IN) Hoenig Stuart A. (Tucson AZ) Savitz Christian W. (Tucson AZ) Darlington Douglas K. (Tucson AZ), Grinder apparatus with pollution control fluid dispensing means.
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Marques,Peter; Mertes,Anthony, Mobile road or floor saw.
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Triplett,Kevin R.; Adamson,Mark C.; Erickson,Steven J.; Sneddon,Mark W., Rock saw.
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Kingsley Michael G. (Independence MO) Wilson Kevin R. (Blue Springs MO) Meister Donald F. (Overland Park KS), Self propelled saw.
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Kingsley Michael G. (Independence MO) Wilson Kevin R. (Blue Springs MO) Meister Donald F. (Overland Park KS), Self propelled saw.
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Kingsley Michael G. ; Wilson Kevin R. ; Meister Donald F., Self propelled saw.
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Kingsley Michael G. ; Wilson Kevin R. ; Meister Donald F., Self propelled saw.
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Meister Donald F. (Overland Park KS), Slurry recovery system for a wet cutting saw.
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Bloomquist ; Thomas N., Wet sanding device.
이 특허를 인용한 특허 (2)
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Ruffner, Thomas G., Electric concrete saw.
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Moherman, Brandon; Rutkowski, Michael J.; Kulkarni, Harish Prakash; Dunkin, Jon R.; Skrjanc, Robert; Hamm, James E., Transportable beveling tool.
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