At the locked position, the strap (20) is positioned over the cap (14) to prevent removal of the cap (14).

The band (18) is fastened around the circumference of the tube (10) an the strip is pivotally connected to the band (18) and moveable between a locked position and an unlocked position.

As the door closes, the pivoting guide (62) guides the flexible cable (60) to a position perpendicular to the rear edge of the door to pull the rear edge of the door into latched position.

A trigger mechanism (36) is connected to the second bail to move the second bail from a first unlocked position to a second locked position.

The lock member is movable from an unlocked position to a locked position, wherein the default position of the lock member is the locked position.

Transitioning the needle from the storage position to the armed position transitions the piston from the locked position to the released position.

At the locked position, the strap (20) is positioned over the cap (14) to prevent removal of the cap (14).

An ejector (31) is arranged so as to eject the locked part (1) by the action of a spring (18) when the locking member is reset to the locking position A link (42) connects the detent member (34) to the ejector (31).

The latter is fitted with a locking member (9) pivoted in the locking part and able to be reset between the position releasing and the position locking the locked part.

The hinge is locked in the fully extended position by means of a locking ring (11) that is slidably engaged with the other member (2).

A suspension chain (3) is attached excentrically on each plate and the plate can be locked to the armature in a desired rotational position.

The band (18) is fastened around the circumference of the tube (10) an the strip is pivotally connected to the band (18) and moveable between a locked position and an unlocked position.

As the door closes, the pivoting guide (62) guides the flexible cable (60) to a position perpendicular to the rear edge of the door to pull the rear edge of the door into latched position.

When the ejector (31) is pushed in by means of the locked part it brings with it the detent member (34) away from its releasing position.

On a forward needle bed (3), the needle body (7a) is raised to a tack position in the state of an old loop (23) locked to the tongue (7d) of a slider (7b).