Hydraulic Accumulator
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United States of America Patent
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Issued Date -
Apr 4, 2024
app pub date -
Mar 23, 2022
filing date -
Apr 17, 2021
priority date (Note) -
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status (Latency Note)
Importance
Abstract
2. A hydraulic accumulator, in particular a piston accumulator, comprising a separation element (16) which is movably arranged in an accumulator housing (10) and which separates two media chambers (24, 26) from each other, and comprising a distance measuring device for monitoring the position of the separation element (16), is characterized in that the distance measuring device is in the form of a radar device (32) that includes a transmitter (42) emitting a primary signal which upon at least partial reflection off the separation element (16), generates a secondary signal which, upon reception by a receiver (46), allows a position of the separation element (16) in the accumulator housing (10) to be determined.
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