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" Ib raifes the buckets of the pumps which are hung to the other end of the beam. The exhauftion regulator is now fhut, and the fteam one opened again, which, by letting in the fteam, allows the pifton to be pulled up by the fuperior weight of the pump... "
Mineralogia Cornubiensis: A Treatise on Minerals, Mines, and Mining ... - الصفحة 312
بواسطة William Pryce - 1778 - عدد الصفحات: 331
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THE MONTHLY REVIEW OF LITERARY JOURNAL

SEVERAL HANDS - 1786
...by that which was below it, ans upon the pifton with its whole elaiticity, and forces it to defcend to the bottom of the cylinder, and fo raifes the buckets...regulator is now fhut, and the fteam one opened again, which, by. letting in the fteam, allows the pifton to be pulled up by the fuperior weight of the pump...

The Monthly Review, Or, Literary Journal, المجلد 75

1786
...pifton with its whole elafticity, and forces it to defcend to the bottom of the cylinder, and fo railes the buckets of the pumps which are hung to the other...regulator is now fhut, and the fteam one opened again, which, by letting in the fteam, allows the pifton to be pulled up by the iuperior weight of the pump...

The Economy of Nature Explained and Illustrated on the Principles ..., المجلد 2

George Gregory - 1796 - عدد الصفحات: 46
...the pifton with its whole elafticity, and forces it to deftend to the bottom of the cylinder, and Ib raifes the buckets of the pumps which are hung to...regulator is now fhut, and the fteam one opened again, which, by letting in the fteam, allows the pifton to be pulled up by the fuperior weight of the pump...

The school of arts; or, an introduction to useful knowledge

John Imison - 1796 - عدد الصفحات: 638
...the pifton with its whole elafticity, and forces it do defcend to the bottom of the cylinder, and Ib raifes the .buckets of the pumps which are hung to the other end of the beam. The exhauftion-regulator is now fhut, and the fteam-one opened again ; which, by letting in the fteam,...

The Economy of Nature Explained and Illustrated: On the Principles of Modern ...

George Gregory - 1798
...that which was below it,-acts upon the pift'.n with its whole elafticity, and forces it to defcend to the bottom of the cylinder, and fo raifes the buckets...exhauftion regulator is now fhut, and the fteam one ppened again, which, by letting in the fteam, allow* the pifton to be pulled up by the ftiperior weight...

The Accomplished Tutor; Or, Complete System of Liberal Education ..., المجلد 2

Thomas Hodson - 1806 - عدد الصفحات: 458
...by that which was below it, acts upon the pifton with its whole elafticiry, and forces it to defcend to the bottom of the cylinder, and fo raifes the buckets of the pumps, which are hung to the end of the beam. The exhaufting regulator is now fhut, and the fteam regulator opened again, which,...

The British encyclopedia, or, Dictionary of arts and sciences, المجلد 6

William Nicholson - 1809
...piston with its whole elasticity, and forces it to descend to the bottom of the cylinder, and so raises the buckets of the pumps, which are hung to the other end of the beam. The exhaustion regulator is now shut, and the steam one opened again ; which, by letting in the steam,...

Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., المجلد 11

John Mason Good - 1819
...piston with its whole elasticity, and forces it to descend to the bottom of the cylinder, and so raises the buckets of the pumps, which are hung to the other end of the beam. The exhaustion regulator is now shut, and the steam one opened again ; which, bv letting in the steam,...

British Encyclopedia: Or, Dictionary of Arts and Sciences ..., المجلد 11

William Nicholson - 1821
...piston with its whole elasticity, and forces it to descend to the bottom of the cylinder, and so raises the buckets of the pumps, which are hung to the other end of the beam. The exhaustion regulator is now shut, and the steam one opened again; which, by letting in the steam, allows...

American Edition of the British Encyclopedia: Or, Dictionary of ..., المجلد 11

William Nicholson - 1821
...piston with its whole elasticity, and forces it to descend to the bottom of the cylinder, and so raises the buckets of the pumps, which are hung to the other end of the beam. The exhaustion regulator is now shut, and the steam one opened again ; which, by letting in the steam,...




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