Modern SeamanshipD. Van Nostrand Company, 1910 - 540 páginas |
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Página 13
... seen . Unlike the metals and other similar substances , rope made of vegetable fibre has not a permanent elastic limit within which it may be worked indefinitely without injury . Owing to the tendency of the fibres to slip one upon ...
... seen . Unlike the metals and other similar substances , rope made of vegetable fibre has not a permanent elastic limit within which it may be worked indefinitely without injury . Owing to the tendency of the fibres to slip one upon ...
Página 16
... seen . An accident with wire - rope is almost necessarily due to care- lessness . Assuming the rope to have a well - lubricated hemp core , and to be used only over properly proportioned pulleys , the outside strands will be the first ...
... seen . An accident with wire - rope is almost necessarily due to care- lessness . Assuming the rope to have a well - lubricated hemp core , and to be used only over properly proportioned pulleys , the outside strands will be the first ...
Página
... seen , it is the relative and not the absolute length that determines the proportion of strain to be borne by the lift . This case of a long boom nearly level - is the ordinary one of a lower yard used for handling weights . If the ...
... seen , it is the relative and not the absolute length that determines the proportion of strain to be borne by the lift . This case of a long boom nearly level - is the ordinary one of a lower yard used for handling weights . If the ...
Página
... seen , it is the relative and not the absolute length that determines the proportion of strain to be borne by the lift . This case — of a long boom nearly level — is the ordinary one of a lower yard used for handling weights . If the ...
... seen , it is the relative and not the absolute length that determines the proportion of strain to be borne by the lift . This case — of a long boom nearly level — is the ordinary one of a lower yard used for handling weights . If the ...
Página 30
... seen . that the principle of the span is involved in this use of two purchases or pendants ; and care should be taken not to let the angle between them become too great . Wherever a yard is used as above described , the inward thrust ...
... seen . that the principle of the span is involved in this use of two purchases or pendants ; and care should be taken not to let the angle between them become too great . Wherever a yard is used as above described , the inward thrust ...
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Términos y frases comunes
ahead anchor angle armor beam Bend bight block boat boiler boom Bulkhead cable Capt Carrick Bend carry chain clear Coal connected convenient crew Crucible steel danger davits distance engines fall fathoms feet fitted force forward friction gear guys Half Hitches handling hauling hawse hawse-pipe hawser heavy helm hemp Hitch hoisting hook inches keel keep knots lashed length let go life-boat lift light Long Splice lower manila mast Matthew Walker oars Overhand Knot pendant pipe Plate port Protective Deck pull pump rope Round Seizing rowlocks rudder rules running running rigging sail screw Seizing shackle shaft sheave ship ship's side signal single slack small-stuff spar speed starboard steam steam-vessel steamer steel steering stern stopper strands surf swivel tackle tension tons topping-lift towing tube tucked turn Type U. S. Navy United States Navy valve vessel weight wind windlass Wire Rope wire-rope yard
Pasajes populares
Página 273 - Art. 17. When two sailing vessels are approaching one another, so as to involve risk of collision, one of them shall keep out of the way of the other...
Página 266 - ... points of the compass, so fixed as to throw the light from right ahead to two points abaft the beam on...
Página 271 - A vessel under one hundred and fifty feet in length when at anchor shall carry forward, where it can best be. seen, but at a height not exceeding twenty feet above the hull, a white light, in a lantern so constructed as to show a- clear, uniform, and unbroken light visible all around1 the horizon at a distance of at least one mile.
Página 282 - War in pursuance of the provisions of the said section eleven, shall be deemed guilty of a misdemeanor, and on conviction thereof shall be punished by a fine not exceeding twenty-five hundred dollars nor less than five hundred dollars, or by imprisonment (in the case of a natural person), not exceeding one year, or by both such punishments, in the discretion of the court.
Página 259 - ... other; in other words, to cases in which by day each vessel sees the masts of the other in a line or nearly in...
Página 262 - Every vessel coming up with another vessel from any direction more than two points abaft her beam, that is, in such a position, with reference to the vessel which she is overtaking that at night she would be unable to see either of that vessel's side-lights, shall be deemed .to be an overtaking vessel...
Página 265 - When a vessel is in distress and requires assistance from other vessels or from the shore, the following shall be the signals to be used or displayed by her, either together or separately, viz. : — ' In the daytime — 1. A gun or other explosive signal fired at intervals of about a minute. 2. The International Code signal of distress indicated by NC 3.
Página 276 - Where by any of these rules one of two vessels is to keep out of the way, the other shall keep her course and speed.
Página 247 - Sailing vessels and boats of less than 20 tons gross tonnage shall not be obliged to give the above-mentioned signals; but if they do not, they shall make some other efficient sound signal at intervals of not more than one minute.
Página 12 - Jennison, FH The Manufacture of Lake Pigments 8vo, *3 oo Jepson, G. Cams and the Principles of their Construction 8vo, *i 50 Mechanical Drawing 8vo (In Preparation.) Jockin, W.