coil springs

shock absorber

Impact-dampening suspension component

• strutsWalks with swagger
• dampersThings that restrain intensity
• chassisStructural support base

ride quality · handling · independent suspension · air suspension · coilover · lowering · lift kit · sag · body roll · anti-roll bar

compression

Forcing into smaller space

• tensionStretched or strained state
• torsionRotational strain force
• bounceSpring back after impact

rebound · oscillation · deflection · load bearing · elastic energy · potential energy · damping · resonance · fatigue · preload

mattress

Padded sleeping surface

• ballpoint penRotating-sphere writing instrument
• trampolineSpring-mounted bouncing surface
• pogo stickSpring-mounted bouncing device

retractable · clutch · garage door · mousetrap · seat cushion · industrial machinery · toys · door hinges

steel

Carbon-hardened iron alloy

• alloyMetallic combination
• temperedStrengthened through heat treatment
• hardenedMade tough or unfeeling

stainless · carbon steel · titanium · heat treatment · annealing · corrosion resistance · wire gauge · coated · galvanized · powder coated

winding

Curving repeatedly, sinuous

• pitchFrequency of sound
• diameterDistance across through center
• CNCAutomated machining via code

mandrel · tolerances · quality control · batch production · prototyping

• Orthodonticsbraces, retainers, aligners, brackets, archwire
• upholsteryfoam, padding, stuffing, tufting, fabric
• suspension partsshocks, strut, springs, control arm, shock absorber
• train bogiesbogies, trucks, wheelsets, wheels, axles
• train partsbogie, truck, trucks, wheel, wheelset
• soundproofingacoustic foam, acoustic panels, sound barrier, acoustic tiles, noise barrier