The life, times, and scientific labours of the second Marquis of Worcester : to which is added a reprint of his Century of inventions, 1663, with a commentary thereon . errated edge of a saw, and each is so placedsecured by a pin on which it moves, as always to in-cline to fall outwards. F, F, is a long lever, having astout short cross bar in the centre, and is representedon the pomt of taking up on a click at«, while it leavesone on the opposite J, such being the to and fromotion required, thereby losing no time in motion orstrength. WITH NOTES. •i2^ A way to remove to and fro hugeweights wit
The life, times, and scientific labours of the second Marquis of Worcester : to which is added a reprint of his Century of inventions, 1663, with a commentary thereon . errated edge of a saw, and each is so placedsecured by a pin on which it moves, as always to in-cline to fall outwards. F, F, is a long lever, having astout short cross bar in the centre, and is representedon the pomt of taking up on a click at«, while it leavesone on the opposite J, such being the to and fromotion required, thereby losing no time in motion orstrength. WITH NOTES. •i2^ A way to remove to and fro hugeweights with a moft inconfiderableftrength from place to place. Forexample, Ten Tunne with tenpounds, and lefs ; the faid ten poundsnot to fall lower then it makes theten Tunne to advance or retreatupon a Level. \_A most easie level Drcmglit\ The weight is in thiscase to be moved with a most inconsiderable pomids, or less, are to be capable of moving22,400 pomids. And the precise conditions are— thesaid ten pomids not to fall lower than it makes the tenton to advance.^ The annexed engraving shows, as inNo. 25, two cylinders B, C, with their steam-pipe and.
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectinventions, bookyear1
