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Battery powered work machine, and battery powered forklift

  • US 9,216,882 B2
  • Filed: 01/08/2013
  • Issued: 12/22/2015
  • Est. Priority Date: 01/08/2013
  • Status: Expired due to Fees
First Claim
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1. A battery powered work machine comprising:

  • a first part to which a heating element is attached;

    a second part to which a heating element different from the heating element attached to the first part is attached, the second part being arranged to be opposite to the first part; and

    a plurality of air passages defined between the first part and the second part for allowing air to pass,wherein a plurality of integrally formed partition members are arranged between the first part and the second part to couple the first part and the second part, and at least one air passage is at least partially defined by a respective partition member adjacent the first and second parts,wherein the first part, the second part, and the plurality of partition members are included in a radiator of the battery powered work machine, each of the first part and the second part is attached in such a manner that a respective portion thereof, other than a portion thereof adjacent the plurality of air passages, and other than a portion thereof adjacent the heating element, is configured for operative contact with a heat conducting member attached thereto, andwherein a first control device for controlling a driving electric motor driven by electric power fed from a battery for allowing the machine to travel is operatively disposed in the machine anterior to a second control device in the machine, and the second control device is configured for controlling a cargo-handling electric motor driven by electric power fed from the battery, and operatively associated with an oil tank storing operating oil in the machine.

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