The threaded bar that connects the crown to the movement.

The shaft that connects the crown to the movement.

The screw bar is anchored in the water at one end.

The latter is internally threaded on a threaded bar (2) fixed in the interior of the rail (9).

The first nut (3) is screwed on the left portion of the screw rod (2) and the second nut (11) is screwed on the right portion of the screw rod (2).

The rotatably moving part is connected to the buoyant object and the screw bar in such a manner that it can rotate with respect to the screw bar when the buoyant object moves vertically.

A threaded bar (7) is introduced into each hole (2) and cement is injected to block each bar (7) in position.

The threaded bushes (11, 12) are screwed onto the threaded rod (30) along a common longitudinal axis (20).

A threaded rod supported by the fine-adjustment lever extends through the opening in the second insert.

The wave power generation apparatus according to one aspect of the present invention comprises a screw bar, a buoyant object and a power conversion means.

A bearing provided in the middle portion of the screw rod (2) is connected with the bearing seat (6).

The screw rod (6) is provided with a nut (5), and the upper end of the ejection baffle plate (4) is fixedly connected with the nut (5).

A fastener includes a self-adjusting and automatically self-leveling head which is separate from the threaded shank.

We stock Zinc, Self Colour A2 & A4 Marine Grade Metal Grades including Threaded Bar, Aluminium Bar & Tube, Copper Bar, Coil and Tubes in stainless Steel and a variety of similar metals.

We stock Zinc, Self Colour A2 & A4 Marine Grade Metal Grades including Threaded Bar, Aluminium Bar & Tube, Copper Bar, Coil and Tubes in stainless Steel and a variety of similar metals.