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US 6,644,230 B1Granted
Locking marine bitt
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorElwood Ranck Webster
Life of this patent
Estimating the term…
Abstract
A marine bitt which is easily removed from the deck of an ocean going vessel and attached to the deck of the vessel. The marine bitt is used to secure cargo including vehicles to the deck of a barge or other ocean going vehicles. The easy removal of the marine bitt allows for rapid loading and unloading of cargo from the deck of the vessel.
Claims14
A marine bitt secured to the deck of a vessel and removable from the deck of said vessel, comprising:
- a base resting on the deck of said vessel;
- a circular post extending upward from said base, said circular post having a rod which is positioned on an upper portion of said circular post perpendicular to said circular post;
- a generally rectangular shaped locking stem extending downward from said base, said locking stem having an upper portion which is perpendicular to said base and a lower portion which forms an angle of approximately forty five degrees with respect to the upper portion of said locking stem;
- a generally rectangular shaped marine bitt support structure having one end secured to the deck of said vessel at a first angle of approximately forty five degrees from a rectangular opening within the deck of said vessel and the other end secured to the hull of said vessel at a second angle of approximately forty five degrees from the hull of said vessel, said marine bitt support structure receiving the lower portion of said locking stem and the opening in said deck receiving the upper portion of said locking stem when said marine bitt is secured to deck;
- and
- a locking pin having an angled upper portion, said locking having a lower portion which fits within a slot located in the lower portion of said locking stem, said locking pin when inserted into the slot in the lower portion of said locking stem locking said marine bitt to the deck of said ship.
3 more elements
A marine bitt secured to the deck of a vessel and removable from the deck of said vessel, comprising:
- a base resting on the deck of said vessel;
- a circular post extending upward from said base, said circular post having a rod which is positioned on an upper portion of said circular post perpendicular to said circular post;
- a generally rectangular shaped locking stem extending downward from said base, said locking stem having an upper portion which is perpendicular to said base and a lower portion which forms an angle of approximately forty five degrees with respect to the upper portion of said locking stem;
- a generally rectangular shaped marine bitt support structure having one end secured to the deck of said vessel at a first angle of approximately forty five degrees from a rectangular opening within the deck of said vessel and the other end secured to the hull of said vessel at a second angle of approximately forty five degrees from the hull of said vessel, said marine bitt support structure receiving the lower portion of said locking stem and the opening in said deck receiving the upper portion of said locking stem when said marine bitt is secured to deck;
- and
- a locking pin having an angled upper portion, said locking having a lower portion which fits within a slot located in the lower portion of said locking stem;
- a locking pin receiving cylinder having one end secured to the deck of said vessel and the other end aligned with the slot in the lower portion of said locking stem;
- said locking pin when inserted into said locking pin receiving cylinder and the slot in the lower portion of said locking stem locking said marine bitt to the deck of said ship;
- and
- said base, said circular post and said locking stem forming a unitary structure fabricated from a corrosion resistant material.
7 more elements
Dependencies are inferred from the claim text.