The brass stem is used as gauge with visualization of the correct level by the flattened zone | knurled screw for manual unscrewing | Stopper screw with slit of unscrewing | Square head for unscrewing by key |
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right model with closing |
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Angled model with closing |
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MICHAUX model | detail |
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model with a tank which acts like a "hopper" to make it possible to lubricate machines in overpressure. |
detail |
(Lunkenheimer catalogue,1920 ) These huilors can be fed by a tube attached to a great capacity drip oiler. |
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