 INTEGRATING ANEMOMETER. A SHEET of plain paper, placed in the instrument, under a registering pencil, is moved forward by rotating, hemispherical fans, at the rate of one inch for every ten miles of air that passes ; this same pencil, having a lateral...  Pneumatics: For the Use of Beginners ... - Сторінка 135автори: Charles Tomlinson - 1852 - 138 стор.Повний перегляд - Докладніше про цю книгу
 | 1851 - 474 стор.
...registering pencil, is moved forward by rotating, hemispherical fans, at the rate of one inch for every ten miles of air that passes ; this same pencil, having...point of the compass from which the wind blows, and a clock-hammer, descending every hour, strikes its mark on the margin of the paper, to express the time.... | |
 | 1851 - 470 стор.
...registering pencil, is moved forward by rotating, hemispherical fans, at the rate of one inch for every ten miles of air that passes ; this same pencil, having...point of the compass from which the wind blows, and a clock-hammer, descending every hour, strikes its mark on the margin of the paper, to express the time.... | |
 | Charles Knight - 1866 - 532 стор.
...the following manner : A sheet of plain paper, placed in the instrument under a registering pencil, is moved forward by rotating hemispherical fans, at...point of the compass from which the wind blows ; and a clockhammer descending every hour, strikes its mark on the margin of the paper to express the time.... | |
 | 1851 - 472 стор.
...given to it by a vane, records the point of the compass from which the wind blows, and a clock-hammer, descending every hour, strikes its mark on the margin...express the time. Thus, in a single line, are given the length of the current, its direction, and the time occupied in passing a given station. — London... | |
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