发明名称 Freewheeling adapter
摘要 A freewheeling adapter for use on a vehicle such as a car or truck which is designed to be mounted on the existing wheel hub of the vehicle is disclosed. The adapter allows the vehicle to be converted to freewheeling thereby permitting the vehicle to easily be towed without damaging the drive train such as the automatic transmission of the vehicle. The adapter as designed eliminates the use of a wrecker truck in towing an automatic transmission vehicle by raising the drive wheels off of the ground during the towing process. The adapter may be designed having a lock-out feature which allows the adapter to be converted from freewheeling to non-freewheeling should it be desired to permanently mount the adapter on a vehicle. When the modification having the lock-out feature is installed on the drive wheels of a car, such as the front wheels of a smaller size front wheel drive vehicle, the vehicle can then be easily towed in a freewheeling mode behind a recreational vehicle such as a motor home and can then be easily converted to a non-freewheeling mode at the user's destination by use of the lock-out feature. The applicants invention may also be used by movers to tow a front wheel drive vehicle behind a moving van while moving the client's goods in the moving truck.
申请公布号 US4621723(A) 申请公布日期 1986.11.11
申请号 US19840673391 申请日期 1984.11.20
申请人 BELL AND CARLSON, INCORPORATED 发明人 CARLSON, GAYNOR V.
分类号 B60B3/14;B60B35/00;F16D11/16;(IPC1-7):F16D1/06;F16D11/00;B60B27/02 主分类号 B60B3/14
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