Slope grader
First Claim
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11. A SLOPE GRADE COMPRISING, IN COMBINATIN, A MOLD BOARD HAVING A LENGTHWISE AXIS, SAID MOLD BORD BEING PIVOTABLE ABOUT A FIRST AXIS SUBSTANTIALLYPARALLEL TO ITS LENGHTWISE AXIS AND ABOUT A SECOND AXIS PERPENDICULAR TO SID FIRST AXIS;
- AND A POSITIONING MEMBER ATTACHED TO THE MOLD BOARD AND PIVOTAL ABOUT A THIRD AXIS PARALLEL TO THE SAID FIRST AXIS;
MEANS FOR ROTATING THE POSITIONING MEMBER AND SAID THIRD AXIS ABOUT SID SECOND AXIS, AND
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11 Claims
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11. A SLOPE GRADE COMPRISING, IN COMBINATIN, A MOLD BOARD HAVING A LENGTHWISE AXIS, SAID MOLD BORD BEING PIVOTABLE ABOUT A FIRST AXIS SUBSTANTIALLYPARALLEL TO ITS LENGHTWISE AXIS AND ABOUT A SECOND AXIS PERPENDICULAR TO SID FIRST AXIS;
- AND A POSITIONING MEMBER ATTACHED TO THE MOLD BOARD AND PIVOTAL ABOUT A THIRD AXIS PARALLEL TO THE SAID FIRST AXIS;
MEANS FOR ROTATING THE POSITIONING MEMBER AND SAID THIRD AXIS ABOUT SID SECOND AXIS, AND
- AND A POSITIONING MEMBER ATTACHED TO THE MOLD BOARD AND PIVOTAL ABOUT A THIRD AXIS PARALLEL TO THE SAID FIRST AXIS;
Specification