CLASS No. XI. HYDRAULICS AND PNEUMATICS, Including Water Wheels, Wind-mills, and other implements operated on by Air or Water, or employed in Raising and Delivery of Fluids. LIST OF PATENTS. CLASS XI.-HYDRAULICS AND PNEUMATICS, including Water-wheels, Windmills. and other implements operated on by Air or Water, or employed in raising and delivery of Fluids. Air pump in low pressure engines-See Class 6. Air, rarified and unrarified, obtain ing power by...... Band, chain, with buckets. Bellows.. Bellows.. Samuel Morey. Stephen Belknap. James Dodge, jr....... ....... Bellows, smiths' and furnace fires John B. Morrison.. John Stevens..... Joel Eastman. Martin Bell.. Bellows, triangular, for foundaries William S. Jacks.. Bellows, wooden... .... .... Blowing wind for forges.. ... A. A. McPharrin.. Levi Disbrow........ Boring and tapping water, &c., while under hydrostatic pressure H. Ariel Norris...... Boring, tapping, and reaming water pipes under hydrostatic pressures§.. .... ......... Bucket, well emptying... Cements, hydraulic.-See Class 4 H. Ariel Norris..... Elijah Willard....... Berkley county, Va. Aug. 26, 1791 New Marlboro' Mas May 8, 1811 St. Albans, Vt..... * Date French Patent, May 12, '44. †Reissued Oct. 20, 1843. Reissued Aug. 11, 42, § Reissued Sep. 9, '43. |
