A wedge is formed with the projection as a self-tightening mechanism.

Self-Braking Ball Clutch (SBBC) and Feeding Drive.

The buoy is anchored by wire (3), which is reeled in on a self-tightening winch (2).

The buoy is anchored by a wire (14), which is reeled in on a self-tightening winch (12).

The firm is not alone in developing self-tightening footwear.

The idea behind the Hard Lock Nut is simple: it uses the wedge principle to lock the nut into place.

A plastic grip boot (74) for a metal part of a chuck (10), typically a keyless chuck, is disclosed.

Even after the international success of the Hard Lock Nut, Wakabayashi refused to rest on his laurels.

Even after the international success of the Hard Lock Nut, Wakabayashi refused to rest on his laurels.

The moveable hook of the rope for the objects fixing has the stability screw (4), which is against the loosing of the self-clasping segment (3) from the hook corpus (1).

Friedrich Knapp patented his first self-tightening furniture connector, “MOBI-CHAMP”, which is compatible with the Lamello-system.

The present invention relates to a manual self-locking drill chuck, which includes a drill body, jaws, a nut, a bearing, a nut sleeve, a front sleeve and a rear sleeve.

The moveable hook of rope for the object fixing has the stability screw (4) which works like a swivel for turning of the self-clasping segment (3) in the eccentric realization.

Mixed dental implant comprised of a screw-shaped part (A) made of metal treated in order to make it biocompatible by the organism and a part (B) made of thermoplastic material and acting as a self-clamping nut.

The moveable hook of rubber rope for the objects fixing consist of the hook corpus which is put on the rope, the hook corpus (1) has the self-clasping segment (3) with the stability screw (4).