| CPC B60L 1/003 (2013.01) [A01B 61/025 (2013.01); B60L 2200/40 (2013.01)] | 6 Claims |

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1. A working machine comprising:
a first moving entity;
a second moving entity coupled to the first moving entity; and
a storage loaded on the second moving entity to store an energy source to drive the first moving entity; wherein
the second moving entity includes a working device to perform work; and
the storage is loaded on the working device.
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