Door opener with a lockable, pivotable latch
AssigneeFritz Fuss GmbH & Co.
InventorsFritz H. Fuss, John S. Rutherford, Gerhard Gonser
Life of this patent
Estimating the term…
Abstract
A door opener with a pivotable latch for fitting in a door frame, where a door engages in its closed position with a bolt on a locking surface of the latch for fixing the door position in the door frame and which is characterized in that the latch has a latch base and at least one adapting element, the locking surface is formed on the adapting element, the adapting element is connectable to the latch base and the adapting element has a predeterminable thickness for the adjustment of the door in the closed position.
Claims10
A door opener with a lockable, pivotable latch for installation in a door frame, said pivotable latch having a locking surface against which at least one bolt of a door engages in a closed position for fixing the position of the door in the door frame, and said pivotable latch being pivotable between a locked position and an unlocked position, the door being openable following pivoting of the latch into the unlocked position;
- wherein the latch has a latch base with a receiving surface and a plurality adapting elements, each of which is selectively and interchangeably connectable to the receiving surface of the latch base;
- wherein each adapting element is substantially plate-shaped, wherein one side of each adapting element rests on the receiving surface of the latch base and the opposite side of the adapting element is the locking surface and is parallel to said receiving surface;
- wherein the adapting elements has a respective predeterminable thickness, proper adjustment of the position of the locking surface relative to the at least one bolt of the door in the closed position being obtainable by selection and mounting of at least one of the adapting elements having an appropriate respective predetermined thickness.
Dependencies are inferred from the claim text.