Angle-adjustable positioning and self-closing hinge for highly sealed door
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United States of America Patent
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Nov 10, 2020
Grant Date -
Oct 11, 2018
app pub date -
Sep 28, 2016
filing date -
Sep 29, 2015
priority date (Note) -
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Abstract
Provided is an angle-adjustable positioning and self-closing hinge for a highly sealed door, comprising a hinge part, a fixing base, a fixing bar, a threaded sleeve, a threaded ring, a plug, and an adjustment socket; the hinge part is provided with a bushing and a leaf; the fixing base is provided with a bushing; the fixing bar has a screw; a threaded sleeve is fastened inside the bushing, the plug is fastened inside the bushing, and the threaded sleeve and plug are spaced apart; between the threaded sleeve and plug in the two bushings are disposed the fixing bar, the two magnets, two springs, and the adjustment base; the screw of the fixing bar is screwed to the threaded sleeve.
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