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Hydraulic breaching utilizes a hydraulic system to force the door open. These systems include hydraulic rescue tools (of the type used to extract people entrapped in vehicle wreckages) as well as specialized tools made specifically for door breaching. [3] Hydraulic device may be powered manually, pneumatically, or electrically. [16] [17] [18 ...
The tools operate on the basis of the hydraulic fluid pressure of up to 720 bars (10,400 psi; 72 MPa), which must be provided from a power source. At present, there are three different means of generating pressure. The most commonly used source is a separate power unit, small petrol (gasoline) engine connected to a hydraulic pump.
The Kelly tool was intended specifically for opening doors and other barriers. Modern versions often are modified along the lines of the Halligan bar, especially at the chisel end. Originally the chisel blade was flat and straight; more recently it has tended to take on a curved and forked form, similar to the claw of a carpenter's hammer .
A Hurst tool. See hydraulic spreader. J-Tool A device made of rigid, heavy gauge wire and designed to fit through the space between double-swinging equipped with panic hardware. [9] Jet-Axe A Jet-Axe was a shaped charge of two to six ounces of RDX, and was used for forcible entry [10] and ventilation in the 1960s and 1970s. Jet siphon
Pages in category "Hydraulic tools" The following 11 pages are in this category, out of 11 total. This list may not reflect recent changes. B. Breaker (hydraulic) H.
A shove knife is a forcible entry tool used mainly by firefighters. Generally, they consist of a small, semi-rigid piece of 10 gauge steel with an indented end. [1] The device is inserted between a door and the door frame, above the spring latch on outwardly-swinging doors equipped with key-in-the-knob locks. The tool is pulled down and outward ...