Centering device for securing and centering a door handle

Closure fasteners – Knobs

Patent

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Details

292DIG53, 292348, 292357, 292 1, E05B 100

Patent

active

047891912

ABSTRACT:
A device for centering and securing a pair of door handles in a door having hole of circular cross section and a mortise lock with a square door handle mandrel. The device consists of 2 sets of three plate-shaped bodies engaging one another, the outer one having a hole for the bearing of a door handle and being larger than the door hole, a central body having essentially the same diameter as the door hole, and an inner body smaller than the door hole, all having a central hole for passage of the mandrel. The inner body and the outer body are clamped together by screws which pass through recesses in the central body. Consequently, the inner and outer bodies can be shifted in relation to the central body to compensate for any lack of alignment between the mandrel and the door hole prior to tightening of the screws. Then the screws are tightened so that the outer body and the inner body are clamped together around the central body and then the 2 sets are clamped to each other.

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