Modern SeamanshipD. Van Nostrand Company, 1918 - 712페이지 |
도서 본문에서
64개의 결과 중 1 - 5개
64 페이지
... shackle is usually attached to the strap at one end of the block . The friction of a sheave upon the pin is an important factor in the efficiency of the block , as all power expended in overcoming this friction is wasted . For this ...
... shackle is usually attached to the strap at one end of the block . The friction of a sheave upon the pin is an important factor in the efficiency of the block , as all power expended in overcoming this friction is wasted . For this ...
83 페이지
... shackles tested were of the ordinary commercial form . The diameter given is that of the metal at the back of the hook and the sides of the shackle . TEST OF HOOKS . Diameter of metal . 1⁄2 inch Broke at Remarks . 2,385 lbs . 3/4 66 ...
... shackles tested were of the ordinary commercial form . The diameter given is that of the metal at the back of the hook and the sides of the shackle . TEST OF HOOKS . Diameter of metal . 1⁄2 inch Broke at Remarks . 2,385 lbs . 3/4 66 ...
96 페이지
... Shackles or lashings should be substituted for hooks whenever it can be done , and in other cases the hooks should be securely moused . Particular attention should be given to the running of winches to see that no surging is allowed in ...
... Shackles or lashings should be substituted for hooks whenever it can be done , and in other cases the hooks should be securely moused . Particular attention should be given to the running of winches to see that no surging is allowed in ...
184 페이지
... shackled in the bow , a hatchet or sharp knife should be kept at hand for cutting the towline in an emergency . If the ... shackle in the stern - post . When being towed astern of a large vessel , use a short scope so as to remain close ...
... shackled in the bow , a hatchet or sharp knife should be kept at hand for cutting the towline in an emergency . If the ... shackle in the stern - post . When being towed astern of a large vessel , use a short scope so as to remain close ...
213 페이지
... Fluke Shank . Arm Crown Fig . 2 Dunn's Patent Anchor . Stock ↓ THE BALDT ANCHOR . patent anchor encounter different degrees. U. S. NAVY ANCHORS . Details of Forelock Pin and Lead Keying Ring for Shackles. Plate No. 67 . 213.
... Fluke Shank . Arm Crown Fig . 2 Dunn's Patent Anchor . Stock ↓ THE BALDT ANCHOR . patent anchor encounter different degrees. U. S. NAVY ANCHORS . Details of Forelock Pin and Lead Keying Ring for Shackles. Plate No. 67 . 213.
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abaft anchor angle beam Bend bight blast block boat boom cable capstan Carrick Bend carry chain clear clear-hawse collision compass connected convenient course coxswain crossing danger davit deck direction distance engines fathoms feet force forward friction Friction Band gear going ahead halyards handling hauling hawse hawse-pipe hawser head heavy helm hemp hook keel keep knots length let go lift lower manila mast men-of-war miles necessary oars pass pendant Plate port side pump riding rope Round Seizing rudder rules running sail sailing-vessel screw sea-anchor shackle shaft sheave ship ship swings signal slack small-stuff sound spar speed Splice starboard steam steam-vessel steamer steering stern stop storm strands surf swing swivel tackle tension tide tons towing tube turn U. S. Navy United States Navy unshackled usually valve vessel weather weight white light wind windlass wire yard