Patent ID: 11963587
Assignee: AIRCRAFT CABIN MODIFICATION GMBH
Field: Other consumer goods (Other fields)
Classification: CPC A  B | IPC A  B

Claim 0:
1. A belt buckle for an aircraft safety belt, wherein the belt buckle comprises:
a main body which defines a receiving space for receiving a buckle tongue of an aircraft safety belt at least partly, wherein the main body comprises a base plate and side cheeks projecting therefrom at two opposite sides, wherein the base plate and the side cheeks limit the receiving space at least partly and the base plate forms a substantially plane base surface;
a holder comprising a pin element and a sleeve which is slipped on the pin element, wherein the sleeve is configured to attach a belt strap of the aircraft safety belt by the belt strap being wound around it, wherein the pin element is mounted in elongate through openings of the side cheeks in a translationally movable manner, wherein a length of the aircraft safety belt is adjustable by shifting the belt strap on the holder; and
a locking device comprising
a plate element mounted in a swiveling manner about an axis between the side cheeks, and
a latching element attached to the plate element and configured to engage a corresponding through opening of the buckle tongue to latch the buckle tongue on the main body in its position being inserted at least partly in the receiving space, wherein lifting and swiveling the plate element lifts the latching element out of the through opening of the buckle tongue to allow the buckle tongue to be withdrawn from the receiving space,

wherein a clamping edge of the base plate projects from the base surface in the direction of the holder, wherein the holder is drawn to the clamping edge when a tensile load is applied to the belt strap to clamp the belt strap between the clamping edge and the holder, so that a length change of the aircraft safety belt is blocked,
wherein the main body is formed of an aluminum material,
wherein the pin element is formed of a metallic material, and
wherein the sleeve is formed of a plastic material.