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Energy conversion apparatus for wheeled vehicles

  • US 7,614,474 B2
  • Filed: 03/06/2008
  • Issued: 11/10/2009
  • Est. Priority Date: 12/24/2005
  • Status: Expired due to Fees
First Claim
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1. An apparatus for converting energy in a wheeled vehicle comprising:

  • a wheel rim;

    a tire; and

    a plurality of hydraulic plunger cylinders alternatively distributed on periphery of the wheel rim;

    wherein,the wheel rim comprises a plurality of peripheral annular cylinder blocks, a rotary shaft sleeve, and a closed annular hydraulic fluid reservoir disposed therebetween;

    a central axis of the rotary shaft sleeve operates as a wheel shaft,the rotary shaft sleeve operates as a central shaft sleeve of the wheel rim,a central shaft circulation channel is disposed on the central axis;

    the central shaft circulation channel comprises a hydraulic fluid-outlet channel and a hydraulic fluid-return channel,a hydraulic fluid-inlet port and a hydraulic fluid-outlet port are disposed on the rotary shaft sleeve,the hydraulic fluid-inlet port of the rotary shaft sleeve is connected to the hydraulic fluid-outlet channel of the central shaft circulation channel,the hydraulic fluid-outlet port of the rotary shaft sleeve is connected to the hydraulic fluid-return channel of the central shaft circulation channel;

    a hydraulic motor is disposed between the hydraulic fluid-outlet channel and the hydraulic fluid-return channel;

    a hydraulic fluid-outlet port of each of the hydraulic plunger cylinders is connected to the hydraulic fluid-inlet port of the rotary shaft sleeve, andthe hydraulic fluid-outlet port of the rotary shaft sleeve and the hydraulic fluid-inlet port of each of the hydraulic plunger cylinders are connected to the closed annular hydraulic fluid reservoir.

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