hemispherical dome

hemispherical dome

A dome with a constant radius of curvature that comes vertically from its springing line; the horizontal component of the thrust is absorbed by a continuous ring or chain at the base of the dome.
See also: Dome
References in periodicals archive ?
Constructed on Hadrian's orders and completed in AD128, the Pantheon's hemispherical dome is punctured by a 30ft-wide circular hole known as the 'oculus'.
The hemispherical dome is eight metres high and contains 640 low-carbon, 18 watt luminaires in the geodesic framework which can be selectively dimmed to create different skies: overcast, clear or mixed.
Hosted at Los Angeles Center Studios and organized by ImTech, a new Los Angeles-based non-profit think tank, Immersive Tech will feature a full complement of industry speakers, panel discussions, interactive exhibits and product demonstrations, theater presentations in a 50-foot hemispherical dome, networking events and insider access to new technologies.
It may be observed that as the ratio of knuckle-to-cylinder radius increases, the geometry of the crown tends to behave as that of hemispherical dome.
The hemispherical dome could be easily removed after pressure was released and the blank holder was lifted away [29, 31].
Then it was time for the Pantheon, a huge cylindrical body, covered by a great hemispherical dome.
For example, a circular hemispherical dome is representative of segmented domes (with any number of horizontal or meridian segments), skylights with conical shapes, and square-based bubbles.
The contract requires development, installation, and testing of a fully immersive, computer-generated, simulated environment inside a 64-foot diameter hemispherical dome trainer where gunners and crew chiefs can be effectively trained and evaluated on the use of Stinger missiles against aggressor aircraft.
In form a cylindrical drum surmounted by a hemispherical dome (a little smaller than that of the Pantheon in Rome), it had a cast-iron frame and cylindrical brick skin pierced by large arched windows.
Hemispherical dome screens can have diameters between 70 feet and 90 feet.
Bursting through the centre of the floor is the hemispherical dome of the theatre below.