Warning device for an electric vehicle
First Claim
1. A warning device for use in an electric vehicle comprising:
- a frame member;
ground engaging wheels operatively mounted relative to said frame member;
an electric motor operatively connected to said frame member and said ground engaging wheels for supplying rotational motion to said ground engaging wheels;
a first switch means for selectively energizing the electric motor; and
an indicator means for indicating to an operator that the preparation for starting the electric vehicle has been completed for avoiding a discomfort to the operator during initial movement of the electric vehicle, said indicating means being responsive to a rotational speed of said motor and being deactuated during a running condition.
1 Assignment
0 Petitions
Accused Products
Abstract
A warning device is provided for use in an electric vehicle which includes a frame member and ground engaging wheels operative mounted relative to the frame member. An electric motor is operatively connected to the frame member and the ground engaging wheels for supplying rotational motion to the ground engaging wheels. A switch member is provided for selectively energizing the electric motor. An indicator member is provided for indicating to an operator that the electric vehicle has completed a preparing to start operation. The switch member may be a switch for operatively connecting the electric motor to a source of power. The indicator member may provide a visual display or an audible sound for warning the operator.
30 Citations
23 Claims
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1. A warning device for use in an electric vehicle comprising:
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a frame member; ground engaging wheels operatively mounted relative to said frame member; an electric motor operatively connected to said frame member and said ground engaging wheels for supplying rotational motion to said ground engaging wheels; a first switch means for selectively energizing the electric motor; and an indicator means for indicating to an operator that the preparation for starting the electric vehicle has been completed for avoiding a discomfort to the operator during initial movement of the electric vehicle, said indicating means being responsive to a rotational speed of said motor and being deactuated during a running condition. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A warning device for use in an electric vehicle comprising:
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a frame member; ground engaging wheels operatively mounted relative to said frame member; an electric motor operatively connected to said frame member and said ground engaging wheels for supplying rotational motion to said ground engaging wheels; a first switch means for selectively energizing the electric motor; an indicator means for indicating to an operator that the preparation for starting the electric vehicle has been completed; and a movable stand operatively connected to said frame member for supporting said vehicle during periods of non-use and a second switch means connected to said movable stand to be deactuated during use of the movable stand for supporting the vehicle and being actuated when said movable stand is positioned in a stored position during normal use of the vehicle, said second switch means being operatively connected to said indicator means for actuating said indicator means when both said first switch means and said second switch means are actuated. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A warning device for use in an electric vehicle comprising:
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a frame member; ground engaging wheels operatively mounted relative to said frame member; an electric motor operatively connected to said frame member and said ground engaging wheels for supplying rotational motion to said ground engaging wheels; a first switch means for selectively energizing the electric motor; an indicator means for indicating to an operator that the preparation for starting the electric vehicle has been completed for avoiding a discomfort to the operator during initial movement of the electric vehicle, said indicating means being deactuated during a running condition; a movable stand operatively connected to said frame member for supporting said vehicle during periods of non-use; and a second switch means connected to said movable stand to be deactuated during use of the movable stand for supporting the vehicle and being actuated when said movable stand is positioned in a stored position during normal use of the vehicle, said second switch means being operatively connected to said indicator means for actuating said indicator means when both said first switch means and said second switch means are actuated.
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Specification