Powered roller screed with adjustable handle for wet screed attachment
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E01D-019/00
E01C-019/35
E04G-021/10
출원번호
US-0879784
(2015-10-09)
등록번호
US-9879389
(2018-01-30)
발명자
/ 주소
Lura, Dennis K.
출원인 / 주소
LURA ENTERPRISES, INC.
대리인 / 주소
Marsh Fischmann & Breyfogle LLP
인용정보
피인용 횟수 :
0인용 특허 :
25
초록▼
A cement screeding system in the form of a powered roller screed with a wet screed attachment. The wet screed attachment includes a wet screed shoe. A handle is rotationally isolated from the screed roller and is rigidly coupled to this wet screed shoe. As such, motion of this handle is transmitted
A cement screeding system in the form of a powered roller screed with a wet screed attachment. The wet screed attachment includes a wet screed shoe. A handle is rotationally isolated from the screed roller and is rigidly coupled to this wet screed shoe. As such, motion of this handle is transmitted to the wet screed shoe in a replicating fashion.
대표청구항▼
1. A cement screeding system, comprising: a screed roller comprising first and second ends;a first handle interconnected with said screed roller;a drive assembly rotationally interconnected with said screed roller;a wet screed shoe interconnected with said second end of said screed roller, wherein s
1. A cement screeding system, comprising: a screed roller comprising first and second ends;a first handle interconnected with said screed roller;a drive assembly rotationally interconnected with said screed roller;a wet screed shoe interconnected with said second end of said screed roller, wherein said wet screed shoe comprises a flat lower surface;a screed shoe bracket mounted to and maintained in a fixed position relative to said wet screed shoe;a second handle spaced from said first handle and that extends from a first bearing assembly incorporated by said screed roller;a handle bracket that extends between said second handle and a second bearing assembly that is incorporated by said screed roller, wherein said first and second bearing assemblies are spaced along said rotational axis of said screed roller, wherein said handle bracket is detachably coupled with said screed shoe bracket, and wherein said screed roller is rotatable relative to each of said wet screed shoe, said first handle, said second handle, and said handle bracket;a first screed shoe/handle configuration where said handle bracket is rigidly coupled with said screed shoe bracket at a first location and that disposes and maintains said second handle in a first fixed orientation relative to said wet screed shoe; anda second screed shoe/handle configuration where said handle bracket is rigidly coupled with said screed shoe bracket at a second location and that disposes and maintains said second handle in a second fixed orientation relative to said wet screed shoe, wherein said first and second fixed orientations are different from one another. 2. The cement screeding system of claim 1, wherein said screed shoe bracket comprises a plurality of adjustment holes which in turn comprises first and second adjustment holes, wherein said first adjustment hole is used for said first screed shoe/handle configuration, and wherein said second adjustment hole is used for said second screed shoe/handle configuration. 3. The cement screeding system of claim 2, wherein said plurality of adjustment holes is disposed within a reference plane that is perpendicular to said rotational axis of said screed roller. 4. The cement screeding system of claim 2, wherein each adjustment hole of said plurality of adjustment holes occupies a different position along a length of said wet screed shoe. 5. The cement screeding system of claim 2, wherein each adjustment hole of said plurality of adjustment holes is positioned the same distance from said rotational axis of said screed roller. 6. The cement screeding system of claim 2, wherein said plurality of adjustment holes comprises first and second sets of adjustment holes, wherein each adjustment hole in said first set is disposed at a different elevation relative to said lower surface of said wet screed shoe, and wherein each adjustment hole in said second set is disposed at a different elevation relative to said lower surface of said wet screed shoe. 7. The cement screeding system of claim 2, further comprising: a fastener that extends through said handle bracket and that is positioned within one of said plurality of adjustment holes to rigidly maintain said second handle in a fixed position relative to said wet screed shoe. 8. The cement screeding system of claim 1, wherein said screed roller comprises a plurality screed roller sections that are threadably connected together in end-to-end relation, wherein said plurality of screed roller sections comprises said first and second screed rollers that are disposed on opposite sides of said first bearing assembly. 9. The cement screeding system of claim 8, wherein an overall length of said screed roller may be varied by removing at least one of said screed roller sections, by adding at least one additional screed roller section, or both. 10. The cement screeding system of claim 1, wherein said drive assembly is rotationally interconnected with said screed roller at least generally adjacent to said first end. 11. The cement screeding system of claim 1, wherein said first handle extends from said drive assembly. 12. The cement screeding system of claim 1, wherein said wet screed shoe comprises a bearing mount, and wherein said second end of said screed roller at least extends into said bearing mount. 13. The cement screeding system of claim 1, wherein said flat lower surface of said wet screed shoe has a surface area of at least about 220 in.2. 14. The cement screeding system of claim 1, wherein a length dimension of said wet screed shoe is disposed orthogonally to said rotational axis of said screed roller, and wherein a length of said wet screed shoe is at least about 26 inches. 15. The cement screeding system of claim 1, wherein a width dimension of said wet screed shoe is disposed parallel with said rotational axis of said screed roller, and wherein a width of said wet screed shoe is at least about 8.5 inches. 16. The cement screeding system of claim 1, wherein said screed roller comprises a cylindrical body that engages wet concrete during screeding operations, and wherein an end portion of said cylindrical body extends over part of said wet screed shoe. 17. The cement screeding system of claim 1, wherein said screed shoe bracket extends from a rearward location of said wet screed shoe to a forward location of said wet screed shoe. 18. The cement screeding system of claim 17, wherein said screed shoe bracket extends along an arc proceeding from said rearward location of said wet screed shoe to said forward location of said wet screed shoe. 19. The cement screeding system of claim 17, wherein said screed shoe bracket extends along a semi-circular path proceeding from said rearward location of said wet screed shoe to said forward location of said wet screed shoe. 20. The cement screeding system of claim 19, wherein said rotational axis of said screed roller coincides with a center for said semi-circular path. 21. The cement screeding system of claim 1, wherein a first end of said screed shoe bracket is anchored to said wet screed shoe on one side of said rotational axis of said screed roller, and wherein a second end of said screed shoe bracket is anchored to said wet screed shoe on an opposite side of said rotational axis of said screed roller. 22. The cement screeding system of claim 21, wherein said screed shoe bracket extends along an arc proceeding between said first and second ends of said screed shoe bracket. 23. The cement screeding system of claim 1, wherein said screed roller comprises a first screed roller section that is disposed between said first and second bearing assemblies, wherein said screed roller further comprises a second screed roller section that is disposed between said first bearing assembly and where said first handle is interconnected with said screed roller. 24. The cement screeding system of claim 23, wherein there is a first spacing between said wet screed shoe and where said first handle is interconnected with said screed roller and that is measured along said rotational axis, wherein there is a second spacing between said wet screed shoe and where said second handle is interconnected with said screed roller and that is measured along said rotational axis, wherein said first spacing is larger than said second spacing. 25. The cement screeding system of claim 1, wherein said second handle comprises a gripping section, and wherein exerting a force on said gripping section exerts a force on said screed roller at spaced locations along said rotational axis that correspond with said first and second bearing assemblies. 26. The cement screeding system of claim 25, wherein an entirety of said gripping section is spaced inwardly from said second end of said screed roller. 27. The cement screeding system of claim 26, no gripping section of any handle of said cement screeding system is closer to said second end of said screed roller than said gripping section of said second handle. 28. A cement screeding system, comprising: a screed roller comprising first and second ends;a first handle interconnected with said screed roller;a drive assembly rotationally interconnected with said screed roller;a wet screed shoe interconnected with said second end of said screed roller, wherein said wet screed shoe comprises a flat lower surface;a screed shoe bracket mounted to and maintained in a fixed position relative to said wet screed shoe;a second handle spaced from said first handle, interconnected with said screed roller, and rigidly coupled with said screed shoe bracket, wherein said screed roller is rotatable relative to each of said wet screed shoe, said first handle, and said second handle;a handle bracket that extends from said second handle to said screed shoe bracket, wherein said handle bracket is detachably and rigidly coupled with said screed shoe bracket, wherein said handle bracket is rotationally isolated from said screed roller at a first location, wherein said second handle is rotationally isolated from said screed roller at a second location that is spaced from said first location, and wherein said second location is between said first location and said first end of said screed roller;a first screed shoe/handle configuration where said second handle is rigidly coupled with said screed shoe bracket at a first bracket location and that disposes and maintains said second handle in a first fixed orientation relative to said wet screed shoe; anda second screed shoe/handle configuration where said second handle is rigidly coupled with said screed shoe bracket at a second bracket location and that disposes and maintains said second handle in a second fixed orientation relative to said wet screed shoe, wherein said first and second fixed orientations are different from one another.
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