protective device
equipment used to provide or improve safety
child safety lock
special-purpose lock for cabinets, drawers, bottles, etc. designed to help prevent children from getting at dangerous items
battery management system
electronic system that manages a rechargeable battery (cell or battery pack)
motorcycle helmet
safety equipment
derail
device on a train line to prevent trains from passing by derailing them
vehicle armor
armor protecting a vehicle
fall arrest
equipment which safely stops a person already falling
safety
feature on firearms used to prevent accidental discharge
Network detection and response
threat monitoring technology
firewall
network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules
runaway truck ramp
safety feature, used on steeply-graded down-hill roads
ground wire
grounded, conductive wire above high-voltage overhead power lines, installed as lightning protection
safety lamp
any of several types of lamp that provides illumination in coal mines
ascender
device for ascending a rope
dive computer
underwater instrument to record dive depth over time profile and to calculate decompression obligations in real time, typically carried on a diver's wrist
T/R tube
Transmit/Receive switch tube
safety barrier
component which prevents passage into a dangerous area, commonly used to mitigate risk
grab bar
safety device
vehicle safety technology
technology used to provide or improve vehicle safety
inflatable vision unit
aircraft safety device deployed in the event of heavy smoke in the cockpit to ensure unobstructed vision of instruments and windows
Help Flash
signaling device
safety sign
type of sign
inrush current limiter
component used to limit inrush current
emergency light
battery-powered backup light that automatically activates in a power outage
driver reminder appliance
safety system included on British railway rolling stock and locomotives to prevent signals being passed while at danger
armor
protective covering or reinforcement for objects, persons, or animals that is used to prevent damage from direct contact weapons or projectiles, usually in combat
seat belt
vehicle safety device designed to secure the occupant of a vehicle against harmful movement that may result during a collision or a sudden stop
fume hood
laboratory negative-pressure ventilation device
guard rail
additional train rail used to resist derailment
flame retardant
material applied to fabrics, bedding, furniture, plastics, etc. to reduce their flammability
Core catcher
safety device in a nuclear reactor to contain the core in case of a meltdown
decompression table
table outlining procedures for decompression after diving exposure and breathing at ambient pressures greater than surface atmospheric pressure
trapped-key interlocking
use of locks and keys for sequential control of equipment and machinery to ensure safe operation
payload fairing
nose cone of a rocket used to protect spacecraft during launch
tuned mass damper
device designed to reduce vibrations in structures
sacrificial part
machine component engineered to fail first and protect the rest of the device
urine deflector
sanitary device in architecture to prevent humans from urinating in corners