compound curve

compound curve

[′käm‚pau̇nd ′kərv]
(mathematics)
A curve made up of two arcs of differing radii whose centers are on the same side, connected by a common tangent; used to lay out railroad curves because curvature goes from nothing to a maximum gradually, and vice versa.
References in periodicals archive ?
A compound curve with a veneer is pretty difficult," Conley says, adding that how Century accomplished it is a "secret.
REM's surveyor designed a proposed direct pipe profile, which included a compound curve of 10 degrees (3,200 feet) horizontal curve and 11 degrees vertical curve (3.
Shrink films are finding their place for compound curve surfaces or in applications where the full coverage label lends itself to the container and content.
When combined with the outer frame, these three mesh panels create a compound curve that matches the contours of the human back and has exceptional lumbar support.
Horizontal alignment checks include radius of curvature, superelevation rate and transition design, length of horizontal curve, and compound curve ratio.
Figure 8 shows a rather typical compound curve, obtained on a compound of EA.
Membrane pressing, however, allows the thermoplastic sheet to conform to all top and side surfaces of the MDF substrate, including compound curves, sharp edge profiles, rounded corners and undercut edges.
Let's face it, it looks too good to be true; all that brushed aluminium and shiny chrome, the frame a marvel of compound curves.
Today, IMD is cutting costs and boosting quality in uses from automobile interior components with compound curves to contoured control panels on appliances and a variety of consumer products.
With high conformability on compound curves, excellent print-blocking capabilities and low resin consumption, 3M Laminating Bulker provides ease of use along with a host of other qualities designed to help fabricators increase efficiency.
Environmental sustainability, distinctive shaping, compound curves, and significant strength-to-weight ratios make ECOR superior for use in thousands of product applications.