A bumper assembly is disclosed for use with a mobile machine. The bumper assembly may have a heat exchanger, and a bumper configured to support the heat exchanger. The bumper may have a recess formed in an upper surface and located to provide a clearance space around a lower portion of the heat exch
A bumper assembly is disclosed for use with a mobile machine. The bumper assembly may have a heat exchanger, and a bumper configured to support the heat exchanger. The bumper may have a recess formed in an upper surface and located to provide a clearance space around a lower portion of the heat exchanger.
대표청구항▼
1. A bumper assembly, comprising: a heat exchanger; anda bumper configured to support the heat exchanger, the bumper having a recess formed in an upper surface to provide a clearance space for the heat exchanger, the clearance space located around a lower portion of the heat exchanger. 2. The bumper
1. A bumper assembly, comprising: a heat exchanger; anda bumper configured to support the heat exchanger, the bumper having a recess formed in an upper surface to provide a clearance space for the heat exchanger, the clearance space located around a lower portion of the heat exchanger. 2. The bumper assembly of claim 1, wherein the bumper includes: an upper plate having a first leading edge, a first trailing edge located opposite the first leading edge, and a first pair of leg portions extending from the first trailing edge;a lower plate spaced apart from the upper plate and having a second leading edge, a second trailing edge, and a second pair of leg portions extending from the second trailing edge; anda plurality of intermediate walls connecting the upper plate and the lower plate,wherein the recess is formed with the upper plate between the first leading edge and the first trailing edge, and extends in a transverse direction between the first pair of leg portions. 3. The bumper assembly of claim 2, wherein the first pair of leg portions extends a different distance from the first trailing edge than the second pair of leg portions extend from the second trailing edge. 4. The bumper assembly of claim 3, wherein the first and second leading edges are generally arcuate. 5. The bumper assembly of claim 3, wherein the first and second pairs of leg portions are configured to be welded to a machine frame in generally vertical and horizontal alignment with upper and lower plates of the machine frame. 6. The bumper assembly of claim 5, wherein the upper plate, lower plate, and plurality of intermediate walls form generally hollow box-like structures. 7. The bumper assembly of claim 5, wherein the lower plate includes protrusion connected to the first pair of legs and extending inward to receive power source mounting. 8. The bumper assembly of claim 5, further including at least one tow feature connected to a bottom surface of the lower plate. 9. The bumper assembly of claim 1, wherein the clearance space is about 15-50 mm. 10. The bumper assembly of claim 1, wherein the heat exchanger is cantilevered over the recess. 11. The bumper assembly of claim 10, wherein the heat exchanger is connected to the bumper by way of a fan shroud. 12. The bumper assembly of claim 11, wherein the fan shroud is connected to the upper surface of the bumper by way of a plurality of fasteners located at transverse sides of the fan shroud relative to a flow direction through the heat exchanger and fan shroud. 13. A bumper, comprising: an upper plate having a first leading edge, a first trailing edge located opposite the first leading edge, and a first pair of leg portions extending from the first trailing edge;a lower plate spaced apart from the upper plate and having a second leading edge, a second trailing edge, and a second pair of leg portions extending from the second trailing edge;a plurality of intermediate walls connecting the upper plate and the lower plate; anda recess formed with the upper plate between the first leading edge and the first trailing edge, the recess extending in a transverse direction between the first pair of leg portions. 14. The bumper of claim 13, wherein the first pair of leg portions extends a different distance from the first trailing edge than the second pair of leg portions extend from the second trailing edge. 15. The bumper of claim 14, wherein the first and second leading edges are generally arcuate. 16. The bumper of claim 14, wherein the first and second pairs of leg portions are configured to be welded to a machine frame in generally vertical and horizontal alignment with upper and lower plates of the machine frame. 17. The bumper of claim 16, wherein the upper plate, lower plate, and plurality of intermediate walls form generally hollow box-like structures. 18. The bumper of claim 13, further including at least one tow feature connected to a bottom surface of the lower plate. 19. The bumper of claim 13, wherein the lower plate includes protrusion connected to the first pair of legs and extending inward to receive power source mounting. 20. A machine, comprising: a frame;a plurality of traction devices rotationally supporting the frame;a power source supported by the frame and configured to drive the plurality of traction devices;a heat exchanger package located at a leading end of the power source and configured to cool the power source; anda bumper connected to the frame and configured to mount the heat exchanger package, the bumper having a recess formed in an upper surface at the heat exchanger package,wherein: the heat exchanger package is cantilevered over the recess; anda clearance space is maintained between a bottom surface of the recess and the heat exchanger package.
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