Bypass knob for breathing apparatus pressure regulator
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United States of America Patent
Stats
-
Nov 30, 2021
Grant Date -
Jun 25, 2020
app pub date -
Dec 19, 2018
filing date -
Dec 19, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A bypass knob for a pressure regulator configured for use with a facemask of a breathing apparatus has a first member having a first engagement surface and a second member having a second engagement surface positioned opposite the first engagement surface. At least one slot is formed on the first engagement surface and at least one deflectable beam having a latch is formed on the second engagement surface of the second member. When the first member is rotated in a first direction about the longitudinal axis via a first rotational torque, the latch of the at least one deflectable beam is engaged with the at least one slot to rotate the second member with the first member, and disengaged when the first member is rotated in the first direction via a second rotational torque higher than the first rotational torque.
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