The invention relates to a device for propelling sailing ships in order to improve the efficiency of the sail system and to simplify its operation. It consists of an orientable frame equipped with a continuous shroud, the vertical sections of which constitute the stays receiving the winders ...
索具, 滑轮, 高船, 帆船, 小船, 航海的(Rigging, Pulleys, Tall Ships, Sailing, Boats, Nautical) 资源编号 : 42744170 格式: jpg 文件体积 : 2m 分辨率 : 4288 x 2848 JPG 2m 名称 分辨率 格式 加载中... 加载失败,点击重新加载 收藏 评论 详情页 投诉 分享 可商用 CC0 爱给网...
The reasoning behind this type of rigging is to make the model fly as if it has a symmetrical wing section without the hassles of building this type of wing.Peter AllansonRadio Control Model World... P Allanson - 《Radio Control Model World》 被引量: 0发表: 2006年 This invention relates...
Rigging. - Additional rigging is provided to facilitate the adjustment of fore and aft sails on to the lee side after the ship has gone about. Cables 38, 39 attached to the jib 15 are led in opposite directions around each of fixed pulleys 28 and then round pulleys 35, 36 attached to ...
Parametric models are used to compare sailing performances of two different sail and rigging types on Bodrum Gulets. The results show that, for the parametric model that obtained by using the hull form, sail and rigging parameters, the difference between sail area of ketch and schooner ...
656,400. Sailing ships. LAJOINIE, P. F. M. Oct. 21, 1947, No. 28192. Convention date, June 1, 1944. [Class 115] The masts are pivoted about vertical supports 2, 3 and carry vertical portions which can be extended and rotated by power. Sails 18 of triangular form, are furled ...