Rising hinge | Article about rising hinge by The Free Dictionary
rising hinge[′rīz·iŋ ′hinj]
A hinge that raises a door slightly as it is opened.
rising hinge, rising butt hinge
A door hinge having a spiral groove winding about its knuckle, or having the joints of the knuckle oblique, so that when opened, the door is lifted and clears the carpet.
References in periodicals archive
Meanwhile, Roy Palmer, leading the building team, has been fixing a water supply to taps, and hanging doors on rising hinges
You can even get rising hinges
to give necessary clearance on steep driveways.