Automatic transmission with free-wheeling drive shaft
Patent
·
OSTI ID:5199910
This patent describes a free wheeling driven shaft. It comprises: a first drive gear having first shaft-engaging means on an inner, shaft-receiving diameter thereof; a driven shaft emplaced within the shaft-receiving diameter; and first releasable coupling means, on the driven shaft, for coupling the first shaft-engaging means when the first gear is driving the shaft and for automatically releasing the coupling as soon as the rotation of the first drive gear is retarded with respect to the rotation of the driven shaft, wherein the first shaft-engaging means comprises a pawl-engaging detent notch; and the first releasable coupling means comprises a drive-engaging pawl pivotally coupled to the driven shaft for pivotally extending into an engaging with the detent notch when the first drive gear is driving the shaft and pivotally withdrawing and disengaging from the detent notch when the rotation of the first drive gear is retarded with respect to the driven shaft; and further comprising a transfer shaft having fixedly coupled thereto a drive transfer gear coupled to and driven by the first drive gear.
- Assignee:
- NOV; NOV-92-029048; EDB-92-108363
- Patent Number(s):
- A; US 5099712
- Application Number:
- PPN: US 7-400368
- OSTI ID:
- 5199910
- Country of Publication:
- United States
- Language:
- English
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