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" ... their descent ; and to let it out again when they were drawn up full from below. And to a hole in the uppermost part of these barrels, I fixed a leathern trunk or hose well liquored with bees... "
Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and ... - الصفحة 68
المحررون: - 1797
عرض كامل - لمحة عن هذا الكتاب

Philosophia Britannica: Or, A New & Comprehensive System of the Newtonian ...

Benjamin Martin - 1747 - عدد الصفحات: 574
...Cupping-GIafs applied to any Part, the Spring of the Air in the FJefh under the Glafs does funk with a Weight appended, fo that the Air in the upper Part of the Barrels could not efcape, unlefs the lower Endf of thefe Pipes were firft lifted up. 4. Thefe Air-Barrels were fitted...

Philosophical Transactions and Collections, to the End of the Year ..., المجلد 4

Royal Society (Great Britain) - 1749 - عدد الصفحات: 878
...the uppermoft Part of thefe Barrels, I fix'da Leathern Trunk or Hofe, well liquor' d with Bees-Wax and Oil, and long enough to fall below the Bung-hole,...the Air in the upper Part of the Barrels could not efcape, unlefs the lower Ends of thefe Hofe were firil lifted up. I fitted thefe Air-Barrels with Tackle...

A New and Complete Dictionary of Arts and Sciences: Comprehending ..., المجلد 2

1763 - عدد الصفحات: 1246
...prepared with beeswax and oil, which was long tnough to fall below the hole at the bottom, being funk with a weight appended, fo that the air in the upper part of the barrels could not elcape, unlei's the lower end of thefe pipes were rirft lifted up. Thefe air barrels were fitted with...

The Pleasing Preceptor; Or Familiar Instructions in Natural History and ...

Gerhard Ulrich Anton Vieth - 1801 - عدد الصفحات: 248
...the tipper moft part of thefe barrels I .fixed a kathetn trunk, or hole, well .liquored with bees-wax and oil, and long enough to fall below the bunghole,...the air in .the upper part of the barrels could not efcape, unlefs the lower ends of thefe hole were firft lifted up. " The air-barrels being thus prepared,...

The pleasing preceptor; or Familiar instructions in natural history and ...

Gerhard Ulrich A. Vieth - 1801 - عدد الصفحات: 246
...leathern trunk, or hole, .well liquored with bees-wax and oil, and Jong enough to fall below the bungholq, being kept down by a. weight appended : fo that the air in the /upper part of the barrels could not efcape, 'unlefs.the lower ends of thefe hofe were firCt 'lifted ,up. *' The air.barrels being thus...

The new encyclopædia; or, Universal dictionary ofarts and sciences, المجلد 7

Encyclopaedia Perthensis - 1807 - عدد الصفحات: 782
...cafes I have bets to a hole in the uppermoft part of thefe barrels, I fixed a leathern trunk or hofc well liquored with bees wax and oil, and long enough...the air in the upper part of the barrels could not efcape, unlefs the lower ends of thefe hofe were firft lifted up. The air- barrels a continued ftream,...

The British Encyclopedia: Or, Dictionary of Arts and Sciences ..., المجلد 2

William Nicholson - 1809 - عدد الصفحات: 726
...leathern trunk or hose, long enough to fall below the bung-hole, and kept down by a weight in such a way that the air in the upper part of the barrels could not escape, unless the lower ends of these hose were first lifted np. These air barrels were made to rise...

Pocket Encyclopedia: Or, A Dictionary of Arts, Sciences, and ..., المجلد 2

Edward Augustus Kendall - 1811 - عدد الصفحات: 482
...which was long enough to fall below the hole at the bottom, being •link with a weight appended, so that the air in the upper part of the barrels could not escape, unless the lower end of these pipes were first lifted up. These air barrels were fitted with...

The Panorama of Science and Art: Embracing the Sciences of ..., المجلد 2

James Smith - 1815 - عدد الصفحات: 942
...was long enough to fall below the bung. hole at the bottom, and kept down by a weight in such a way that the air in the upper part of the barrels could not escape, unless tbe lower ends of these pipes were first lifted up. These air. barrels, by means of...

Encyclopaedia Perthensis; Or Universal Dictionary of the Arts ..., المجلد 7

1816 - عدد الصفحات: 816
...uppermoll fjart-of thefc' barrels, I fixed' a leathern trunk or hole well liq"uored with bees wax arid oil, and long enough to fall below the bung-hole, being kept down by 'a1: wcijcht appem'ted: f-.) tli?.t the air in the upper part, of th? barrels could not efcar^.;, unlefs...




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