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Electric vehicle and frame therefor

  • US 6,047,786 A
  • Filed: 12/11/1997
  • Issued: 04/11/2000
  • Est. Priority Date: 12/11/1997
  • Status: Expired due to Fees
First Claim
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1. An electric vehicle frame comprising:

  • a lower portion comprising a base with integral upward extending walls forming an open cavity, said walls including a rear wall, a front wall and two spaced sidewalls, wherein said sidewalls and said front wall contact a steering tube forming a step through portion with the respect to the rear wall, said steering tube having a bore therethrough for receiving a steering subassembly; and

    an upper portion detachably joined to the lower portion such that the upper portion covers the cavity and forms a frame assembly which defines an enclosed chamber therein;

    in combination with a power unit subassembly that includes a plurality of batteries;

    wherein the strength of the frame assembly is substantially greater than the strength of each of the portions prior to being joined, and the chamber encloses the power unit subassembly.

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