15 — Mining Engineering
Magnetic Unlocker for Flame Safety Lamp
A magnetic device for opening the locked bonnet of a flame safety lamp for assembly, cleaning, and examination. Used in mine environment laboratories when teaching the construction and statutory testing of safety lamps.
01 — Same Category
More in Mining Engineering
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33
Extensometer
An instrument that measures relative displacement between anchors in a borehole or across a specimen, used to monitor strata deformation or rock strain. Supports laboratory rock testing and field strata-monitoring exercises.
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34
Telescopic Convergence Indicator
A telescopic rod instrument for measuring roof-to-floor convergence in underground roadways and at longwall faces. Used to quantify closure rates and assess strata behaviour in strata control practicals.
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35
Core Cutting and Grinding Machine
A machine for cutting drilled rock cores to length and grinding their ends flat and parallel to specimen standards. Prepares cores for uniaxial and triaxial compression testing in the rock mechanics laboratory.
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36
Slake Durability Apparatus
A rotating-drum apparatus that determines the slake durability index of rock, quantifying its resistance to wetting-and-drying breakdown. A standard index test for classifying weak and argillaceous rocks.
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37
Brazilian Test Apparatus
A loading fixture for the Brazilian (diametral compression) test, which determines the indirect tensile strength of rock discs. A standard rock mechanics test used in strength characterization coursework.
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38
Point Load Index Tester
A portable press that loads rock cores or lumps between conical platens to determine the point load strength index. Provides a rapid field and laboratory estimate of uniaxial compressive strength for rock classification.
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40
Gas Chamber Setup
A sealed test chamber in which known concentrations of firedamp or other gases are produced to demonstrate flame safety lamp behaviour and calibrate or verify gas detectors. Central to practicals on mine gas testing.
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41
Turbine Pump
A multistage turbine-type pump used for dewatering, lifting water from sumps and shaft bottoms against high heads. Demonstrates mine drainage machinery, pump characteristics, and dewatering system design.
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42
Working Model of Pit Top and Pit Bottom Layout
A working model showing the arrangement of decking platforms, tracks, and cage handling facilities at the shaft top and bottom. Used to teach shaft layout, tub circulation, and winding operations.
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43
Model of Keps
A model of keps, the retractable supports that hold the cage at rest during decking at the pit top or inset. Illustrates cage decking practice and safety arrangements in shaft winding instruction.
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44
Working Model of Gate Belt Conveyor with Loop Take-Up and Scraper Chain Conveyor (Set of 2)
A set of two working models: a gate belt conveyor with loop take-up arrangement and a scraper chain conveyor as used at faces and gate roads. Demonstrates underground coal clearance and conveyor tensioning principles.
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45
Working Model of Direct Rope Haulage
A working model of a direct rope haulage system in which a single rope hauls tubs up an incline with gravity return. Used to teach rope haulage layouts, safety devices, and their operating limits.
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