Heavy self-propelled work performing vehicle
First Claim
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1. A SELF-PROPELLED VEHICLE COMPRISING:
- A RIGID ELONGATED FRAME WHICH SUPPORTS A POWER UNIT;
AT LEAST ONE TRANSPORTING WHEEL MOUNTED NEAR THE FRONT END OF SAID FRAME;
A TRANSVERSE REAR AXLE HOUSING HAVING AXLE ENDS PROJECTING FROM THE OPPOSITE ENDS THEREOF;
A PAIR OF REAR TRANSPORT WHEELS, ONE MOUNTED ON EACH AXLE END;
LATERALLY SPACED CRANK ARMS DISPOSED RADIALLY AND ORIENTED IDENTICALLY WITH RESPECT TO SAID REAR AXLE HOUSING, EACH CRANK ARM HAVING AN END RIGIDLY SECURED TO SAID AXLE HOUSING;
MEANS PIVOTALLY SECURING THE RESPECTIVE OPPOSITE ENDS OF SAID CRANK ARMS TO SAID FRAME ON A COMMON TRANSVERSE AXIS TO AFFORD FORE AND AFT SWINGING MOVEMENT OF THE AXLE HOUSING AND ITS WHEELS ABOUT THE CRANK ARM AXIS, THE TRANSVERSE CRANK ARM AXIS LYING IN A PLANE IMMEDIATELY ADJACENT VERTICAL TRANSVERSE PLANE PASSING THROUGH THE VEHICLE CENTER OF GRAVITY;
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1 Claim
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1. A SELF-PROPELLED VEHICLE COMPRISING:
- A RIGID ELONGATED FRAME WHICH SUPPORTS A POWER UNIT;
AT LEAST ONE TRANSPORTING WHEEL MOUNTED NEAR THE FRONT END OF SAID FRAME;
A TRANSVERSE REAR AXLE HOUSING HAVING AXLE ENDS PROJECTING FROM THE OPPOSITE ENDS THEREOF;
A PAIR OF REAR TRANSPORT WHEELS, ONE MOUNTED ON EACH AXLE END;
LATERALLY SPACED CRANK ARMS DISPOSED RADIALLY AND ORIENTED IDENTICALLY WITH RESPECT TO SAID REAR AXLE HOUSING, EACH CRANK ARM HAVING AN END RIGIDLY SECURED TO SAID AXLE HOUSING;
MEANS PIVOTALLY SECURING THE RESPECTIVE OPPOSITE ENDS OF SAID CRANK ARMS TO SAID FRAME ON A COMMON TRANSVERSE AXIS TO AFFORD FORE AND AFT SWINGING MOVEMENT OF THE AXLE HOUSING AND ITS WHEELS ABOUT THE CRANK ARM AXIS, THE TRANSVERSE CRANK ARM AXIS LYING IN A PLANE IMMEDIATELY ADJACENT VERTICAL TRANSVERSE PLANE PASSING THROUGH THE VEHICLE CENTER OF GRAVITY;
- A RIGID ELONGATED FRAME WHICH SUPPORTS A POWER UNIT;
Specification