spiral spring


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spiral spring

[′spī·rəl ′spriŋ]
(design engineering)
A spring bar or wire wound in an Archimedes spiral in a plane; each end is fastened to the force-applying link of the mechanism.
References in periodicals archive ?
In order to efficiently follow the motion of the machine, the telescopic spiral springs are conically wound with over 1500 diameter/length variations making up the range.
The specifications called for the spiral spring to be made of a material that is extremely hard and, therefore, very difficult to manipulate," explains David Staley, Esta's owner.
Tenders are invited for Spiral Spring For Pss Drive Mechanism
His early experience on American railroads led him in 1874 into a business venture with William Sparks Thomson who had a business in Great Britain manufacturing spiral springs for railroad bumpers.
Supply of spiral springs for Semaf & Romanian passenger coaches.
The permanent contact between the pick-up roll and frontal cam 3 is made through a set of spiral springs.
Spring beds are originally foreign products, and they are made of spunbond, dacron (fiber fill), PU foam, cotton sheet, spiral springs, edging frame, and triple coil supporting.
To ensure sleeping comfort, a "Guhdo" spring bed uses between 125 and 188 interconnected spiral springs per square meter, depending on its category and type.
Potential applications include lightweight spiral springs for automobiles, circular aircraft fuselage segments, arched windows, more 'expressive furniture, bridge beams, pipes, and storage tanks.