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Pharmaceutical Instruments E/8 Student KYMOGRAPH
Electrically drove recording drums suitable for use by students for general experiments. Drive mechanism consists of constant speed electric motor and accurate Gear box contained in the base together with robust plate clutch Engagement of various gear ratios are effected by sliding the lever into the slot marked with surface speed or by a knob in separate models 6" dia main cylinder and stainless steel spindle have been standardized to make the same universal and interchangeable. Double electric contact arms are clamped on the main spindle and a stout double contact block is fitted on top of the base. Optional : 1) A 12" dia. Cylinder can also be used by which the surface speed is doubled.11) When longer are needed a long paper extension device can be provided and fitted in position by a single set screw with provision of engagement f various gear ratio i.e. 640mm, 320mm, 25mm,12.5mm, 2.5mm, 1.2mm, 0.25mm, and 0.12mm per scare effected by sliding lever into the slot marked with 8 surface speeds
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