Tensioning mechanism for clamping a pre-loaded spring of a spring-loaded accumulator drive
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United States of America Patent
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May 24, 2022
Grant Date -
Jul 16, 2020
app pub date -
Aug 23, 2018
filing date -
Sep 22, 2017
priority date (Note) -
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Abstract
A tensioning mechanism for tensioning a pre-loaded spring of a spring-loaded accumulator drive. The tensioning mechanism includes a tensioning wheel coupled to the pre-loaded spring, an intermediate shaft coupled to the tensioning wheel, an idler gear that can be driven by a clamping motor, a freewheel coupled to the idler gear, a locking mechanism for detachably locking the tensioning wheel in a tensioned state of the pre-loaded spring, and a dog clutch configured to couple the freewheel to the intermediate shaft in order to tension the pre-loaded spring and to uncouple same from the intermediate shaft in the tensioned state of the pre-loaded spring.
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