must be of small importauce that does not employ it. Mr. shaft there is a bevel pinion that gears with a-wheel which medium of two straight piniops, p, which gear with the Couvreux, who bas made use of it in all his undertakings is keyed upon a vertical shaft that actuates the bucket chain. loose… … ; cab. This chute is sufficiently wide to re- the type of excavator under consideration is ceive the earth when the apparatus, with its not adapted for working according to this hopper, is pivoling around its axis, provided, method, Mr. Couvreux has studied out a new apparatus, which appears to us…
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