A class of transportation vehicles for carrying an individual (10) over grou nd having a surface that may be irregular. Various embodiments have a motorized drive, mounted to the ground-contacting module (6) that causes operation of the vehicle in an operating position that is unstable with respect to tippin g when the motorized drive arrangement is not powered. Related methods are provided.
申请公布号
CA2375645(A1)
申请公布日期
2000.12.14
申请号
CA20002375645
申请日期
2000.06.01
申请人
DEKA PRODUCTS LIMITED PARTNERSHIP
发明人
AMSBURY, BURL;AMBROGI, ROBERT R.;KAMEN, DEAN L.;LANGENFELD, CHRISTOPHER C.;FIELD, DOUGLAS J.;HEINZMANN, RICHARD KURT;DUGGAN, ROBERT J.