extension spring

extension spring

[ik′sten·chən ‚spriŋ]
(design engineering)
A tightly coiled spring designed to resist a tensile force.
References in periodicals archive ?
Contract notice for Work of Extension Spring country - closed shell + wet finish.
At maximum knee flexion, the coupling system can be deactivated, allowing the knee to freely re-extend with the assistance of gravitational force and a knee extension spring.
The result is a unit that contains an extension spring, which is used in a reversed way, so that it works like a compression spring.
The throttle and carburettor were pulled closed by an extension spring, which had broken.
Vital Gear's Ben Afshari unveiled the Vital Pro arrow rest in 2009, which features a unique arrow capture system and can use a compression spring or extension spring for drop-away activation.
As constrained by the optimization procedure, the extension spring engages at HS, storing energy during early stance (ES) knee flexion.
The system uses a cam, roller and extension spring to slow the recoil cycle and absorb the recoil.
The wire and outside diameters of the springs match Lee Spring's most popular stock extension spring products.
25 inches long 50-0087 5340-01-326-4870 Purlin hinge assembly 50-0205 5410-01-477-0168 Light fixture 50-0040 5410-01-476-8662 Rain utter 50-3294 5410-01-476-8675 Button end cable, 170'x 1/4" 50-0027 5315-01-326-1278 Pivot in 50-0437 5410-01-476-8663 External beam cover, 6 inches 50-0054 9330-01-316-9929 Internal beam cover 50-0251 5306-01-463-9360 Beam nut with eye bolt 50-2019 5340-01-463-7340 Valve plug 50-0248 5360-01-463-9372 Helical extension spring 50-0093 5410-01-476-8667 Rain gutter bracket 50-0237 5410-01-476-8672 Terminator cable with eye 50-0060 5410-01-476-8659 Safety cable, 149 inches long 50-0021 5340-01-326-5135 Baseplate 50-0228 8340-01-463-9858 High wind line assy
Kel-Tec uses a special free-floating extension spring, lightweight firing pin and low-mass hammer in its design.
The CompStock system uses an extension spring and unique roller cam housed in the stock; the device requires no adjustment and works equally well with magnum or target loads.