Ads
related to: handheld flashlights history
Search results
Results From The WOW.Com Content Network
A set of modern LED flashlights. A flashlight or electric torch (Commonwealth English), usually shortened to torch, is a portable hand-held electric lamp.Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s.
A mechanically powered flashlight (UK: mechanically powered torch) is a flashlight that is powered by electricity generated by the muscle power of the user, so it does not need replacement of batteries, or recharging from an electrical source. There are several types which use different operating mechanisms.
Tactical lights can be handheld or mounted to the weapon with the light beam parallel to the bore. Tactical lights can also serve as a non-lethal weapon, used to temporarily blind and disorient targets [1] or, in the case of a large handheld flashlight, to be used as a blunt weapon.
1800–1809 Humphry Davy invents the arc lamp when using Voltaic piles (battery) for his electrolysis experiments.; 1802- Vasily Vladimirovich Petrov developed the first persistent electric arc [4]
The Best Pocket Flashlights. Best Overall: Streamlight 66601 Best Value: Hatori Super Small Mini Best Super-Small: Olight I1R 2 Pro Eos Best for a Keychain: Streamlight 73300 Pocket Mate Best for ...
Nesbit highspeed flashlight apparatus. A 1910 brochure for the Nesbit High Speed Flashlight Apparatus says, "Raise up the movable plunger and spread the powder also over the bottom of the plunger chamber, under the head of plunger. Insert the electronic squib well into the hole for same, as shown by Fig. 7.
The Kel-Lite was a highly-durable, weather- and shock-resistant flashlight (UK: torch), made of heavy 6061-T6 aluminium. According to company founder Donald Keller, a Los Angeles County Deputy Sheriff, he began working on the concept in 1964 as he was tired of the lack of durability of the generically available, cheap metal flashlights of the day; the prototype was largely designed by 1968. [1]
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!