Spring array and method for door counterbalancing
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United States of America Patent
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Dec 27, 2022
Grant Date -
Jan 7, 2021
app pub date -
Jul 1, 2019
filing date -
Jul 1, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A system for exerting torque on a shaft includes: a spring assembly having; a spring; a companion member to the spring, wherein at least one of the spring and the companion member is in compression and the other of the spring and companion member is in tension; connecting structure for transmitting a force associated with the spring outside of the gear assembly; and a gear train for connecting the connecting structure to the shaft to apply torque to the shaft. A method of exerting torque on a shaft includes: arranging a plurality of spring assemblies arranged in an array around the shaft, each spring assembly having; a spring; connecting structure for transmitting a force associated with the spring; attaching a gear train to the connecting structure; and configuring the gear train to apply the force associated with the spring to the shaft in the form of torque on the shaft.
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