| 主权项 |
1. A dolly and carry cage and a tube cleaning machine comprising:
the tube cleaning machine having a housing with a front end, the front end having machine operating facilities including a control console, cleaning fluid inlet connection, a coupling for rotary drive shaft and cleaning fluid, each of the operating facilities accessible at the front end of the machine; the dolly and carry cage having side frame members positioned on opposite sides of the machine, each side frame member being a generally rectangular loop of horizontal and vertical bars and at least one horizontal stringer bar extending between vertical bars, the side frame members being connected to each other with transverse bars across bottom, rear, and top sides of the frame members to define a cage for receiving and supporting the machine at its bottom, a front transverse bar extending between side frame members, the front transverse bar for supporting a wheel and axle assembly passed through the bar at the front lower end of the side frame members, the machine front end having unobstructed access machine operating facilities through the dolly and carry cage between top transverse bar and front transverse bar, a pivotable dolly handle attached to the rear upper end of the side frame members for tilting the machine and cage to roll along on its wheels, pivot brackets connecting the dolly handle to side frame members, the brackets having triangular side panels and a top panel, each top panel secured handle end, corners of bracket side panels secured to frame vertical bars by pivot pins, the top panel being recessed so that when the handle is deployed to tilting position the handle ends engage vertical bar to enable tilting of entire frame and machine assembly, and a cage handle extending between top transverse bars for manually carrying the entire dolly, cage, and machine ensemble into final position for tube cleaning operations. |
