DOOR CLOSER CASINGS
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United States of America Patent
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Issued Date -
Oct 28, 2021
app pub date -
Dec 8, 2020
filing date -
Jun 19, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
An example door closer includes a casing and a pinion rotatably mounted to the casing. The pinion is operable to rotate through a plurality of movement zones, and the door closer is configured to exert forces on the pinion as the pinion moves through the plurality of movement zones. The door closer further includes a plurality of adjustment mechanisms, each operable to adjust the force exerted on the pinion as the pinion travels through a corresponding movement zone. The casing is provided with indicia that correlate each of the adjustment mechanisms to the corresponding movement zone.
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