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US 2008/0164084 A1Published application
Locking Differential For Electric Golf Cars And Utility Vehicles
AssigneeTextron Inc.
InventorsOliver A. Bell, Warren Clark, Aric Singletary
Life of this patent
Estimating the term…
Abstract
An electric vehicle is provided with motor braking and includes a locking differential that provides positive braking on slippery surfaces so as to prevent relative movement of the first and second output shafts of the differential.
Claims7
A vehicle comprising:
- an electric motor;
- a differential drivingly connected to said electric motor and including first and second output shafts, said differential including a locking mechanism for controllably engaging said first and second output shafts together;
- a pair of drive wheels each drivingly connected to a respective one of said first and second output shafts;
- and
- a controller responsive to a braking condition of said vehicle for actuating said locking mechanism.
2 more elements
A method of preventing wheel slip in an electric vehicle including a differential connecting an electric motor with a pair of drive shafts, said method comprising the steps of:
- detecting a braking condition of said vehicle;
- and
- locking said differential when a predetermined braking condition of said vehicle is detected.
Dependencies are inferred from the claim text.