The Jaws of Life has four main types of hydraulic rescue tools:
spreaders, cutters, rams and combination tools
. Each serves a vital function in the extrication process.
How many jaws of life are there?
Rather than an hour or more extricating a victim, the Jaws of Life can remove a car roof in roughly two minutes. There are
four types of Jaws of Life tools
.
What are the specifications of the jaws of life?
| Make Hurst Jaws of Life | Manufacturer Hurst Jaws of Life | Model code SP 310 | Weight (lbs.) < 50 | Spreading Distance (in.) 21~30 |
|---|
How powerful are the jaws of life?
When actuating the “Jaws of Life,” it translates to anywhere in the neighborhood of
12,000-16,000 pounds worth of spreading force
, 14,000-15,000 worth of pulling force, and a spreading distance of up to three feet depending on the machine.
What is the jaws of life called?
The tool, also known as
the hydraulic spreader-cutter
, was invented by George Hurst in 1961 after he witnessed rescue crew take over an hour to remove race car drivers from wrecked vehicles. IT consists of four main components — cutters, spreaders, rams, and the power source.
Why is it called Jaws of Life?
The Hurst hydraulic tools were praised because they were able to quickly extricate accident victims and snatch them from the “jaws of death
.” This led to the nickname “Jaws of Life,” which was then registered as a trademark by Hurst.
Is the jaws of life easy to use?
The Jaws of Life are
light, powerful, easy to carry, hydraulics-based tools
and are designed to quickly rescue trapped passengers. … Using the cutter tool: As the name suggests the cutters are used to cut through the metal in cars to reach inside.
What are the disadvantages of jaws of life?
- The equipment is heavy.
- It relies on caustic hydraulic fluid for operation.
- Gasoline-powered models create noise pollution on scene.
How much can the Jaws of Life Lift?
Read these stats and you’ll agree: It features up to 57,998 pounds of spreading force,
up to 19,108 pounds of pulling force
and an incredible 120,268 pounds of cutting force. It is a force to be reckoned with on any job.
How much does it cost to use jaws of life?
Fees range from
$50 to $300
, plus size-related additional costs, for inspections of fire box, alarm, sprinkler and other fire suppression systems. The site plan review fee for new proposals is $200, with review of plans for fire alarm and suppression systems on commercial developments at $300.
What class of lever is the Jaws of Life?
The jaw is a
second-class lever
in Pedetes capensis (Rodentia: Pedetidae)
Who invented the Jaws of Life?
But the man who invented the Jaws of Life was not a firefighter, first responder, or even a safety engineer. In fact, in the 1950s and early 1960s,
George Hurst
helped make cars more dangerous by making them faster. He built a thriving business around motor racing, building floor-mounted gear shifts for race cars.
What happens when you use syringes of the same size?
Because the smaller syringes together have the same
volume as the big syringe
, their plungers move up (half the/the same) distance as the plunger of the big syringe when it is pushed in. The force that is exerted in the big syringe is (a quarter/half) less in each small syringe.
What does it mean extracted with Jaws of Life?
The jaws of life is a term that refers to
many hydraulic rescue tools used by emergency response crews
in order to extricate an accident victim from the wreckage of a rollover, car crash, or other vehicular accident.
What can jaws of life cut?
The cutters are used to cut or shear through materials such as sheet metal and plastic. Most often, they are used to cut through
automobiles and other vehicles
to free trapped passengers. Like the spreader, it can run off a gasoline-driven power unit.
What do firefighters call the Jaws of Life?
Shears
.
The cutter
is a pair of hydraulically powered shears that is designed to cut through metal. It is often called the jaws of life, owing to the shape and configuration of its blades.
