Mechanics
Showing 97–108 of 112 results
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SPRING BALANCES TUBULAR NEWTON
★★★★★Metal tube with hook. -
SPRING EXTENSION STEEL
★★★★★Of 26 s.w.g wire, closely wound, 6mm dia approx. loops at both ends. -
SPRINGS, LARGE, COMPRESSION
★★★★★Approximate 300mm length, 10mm dia, wire gauge 19 s.w.g. -
TICKER TAPE TIMER- d.c.
★★★★★Similar to 196.1, but operates on 12V D.C. Produces dots at 1/50s intervals only. -
TICKER TAPE TIMER-a. c.
★★★★★Operates on 12 V a. c. The timer employs electromagnet, with spring loaded armature which vibrates above a support table for a carbon paper disc. Paper tape, drawn through guides on the table, is struck by a dotting screw carried on the armature. -
TORSION APPARATUS (HORIZONTAL)
★★★★★Searle's pattern, two cast iron feet each with 3 through holes and grub securing screws, separated by 2 supporting rods approximately 700mm long one of which is graduated in cms and mms, wheel 165mm dia, over groove moving in ball bearings, mounted on front foot, with spindle carrying split collect chuck for holding one end of test rod 55cms long 5mm dia, other end supported with clamping block through rear foot. -
TORSION APPARATUS VERTICAL
★★★★★It consists of a heavy mild steel frame mounted on a heavy tri-leg cast iron base. Upper end of the rod 900mm length and 5mm dia under test is clamped by a 3-jaw chuck and the lower and is clamped, into the axis of a torsion couple three metal circular scale graduated in single degrees which are free to slide on one of the graduated rod can be clamped at any position. Three pointers for clamping to the test rod are provided. Strings to apply the deflecting couple and having pans at their free and pass over bearing pulleys which are clamped to the uprights without weights. -
TRAIN OF GEAR WHEELS
★★★★★For demonstrating the relationship between velocity ratio and number of teeth. Three gear wheels, approx. 60, 80, 110 pitch dia, with 12, 18, 24 teeth respectively, each mounted on wooden board provided with grooves for adjusting gear wheels by changing belt. -
TROLLEY RUNWAY
★★★★★This is designed to provide a smooth flat easily inclinable surface for dynamics experiments using trolleys. Wrap resistant wooр board, 2450 x 300 x 20mm thick, reinforced with metal angle side rails. -
TURNTABLE/FLYWHEEL
★★★★★The apparatus consist of a circular wooden top 300mm diameter and 12mm thick attached to a strong ballbearing spindle provided with a driving pulley, 80mm diameter and a support rod for mounting in a large tripop base or boss head. -
VECTOR FORCE APPARATUS
★★★★★For verifying the laws of composition and resolution of forces, comprising a metal table 30cm dia. Its edges divided scale graduated 360°, on heavy vertical support rod and tripod base. -
WALL BRACKET FOR VIBRATION NEEDLE
★★★★★A heavy metal L shapestrip with chuck nuts and two holes for fixing on the wall.