Alan
Search results
A porthole consists of at least two structural components and is, in its simplest form, similar to any other type of window in design and purpose. The porthole is primarily a circular glass disk, known as a 'portlight', encased in a metal frame that is bolted securely into the side of a ship's hull.
Feb 10, 2022 · 1. What is a porthole? A porthole is a small circular opening or a glass window in a ship, aeroplane, submarine or spacecraft. They are bound in a frame and allow one to see outside. 2. Why are ship portholes round? A round shape is preferred to maintain a vessel’s structural integrity.
PORTHOLE definition: 1. a small, usually round window in the side of a ship or aircraft 2. a small, usually round window…. Learn more.
Oct 13, 2023 · Porthole window is a small, often circular or oval-shaped window found on ships and boats. These windows are designed to serve specific functions that are crucial to maritime operations. Porthole windows in ships and other water vessels are one of the most recognizable and striking features.
PORTHOLE meaning: 1. a small, usually round window in the side of a ship or aircraft 2. a small, usually round window…. Learn more.
The meaning of PORTHOLE is an opening (such as a window) with a cover or closure especially in the side of a ship or aircraft.
Oct 3, 2023 · Looking past the seemingly bland porthole definition found in dictionaries, they bring benefits that almost any nautical voyager can’t do without. From air and sunlight to awesome views and added protection, portholes serve as the eyes of the ship, connecting sailors to the vast seas beyond.
They are typically found in the lower parts of the hull, such as the engine room or cargo holds, and are used for maintenance, inspection, and other purposes. Portholes can be round, square, or rectangular in shape, and may be covered with a watertight door or hatch to prevent water from entering the ship when the porthole is not in use.
PORTHOLE definition: a small, round window in the side of a ship or aircraft. Learn more.
Porthole, port light, sidescuttle. A circular opening in the ship side to provide light and ventilation. A hinged metal cover or deadlight can be clamped over to secure in heavy weather. Sidescuttles are divided into three types: Type A (Heavy), type B (Medium) and type C (Light). The minimum requirement for type A is that it shall withstand a ...
