Journal of the Franklin InstituteFranklin Institute, 1853 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
No grāmatas satura
1.5. rezultāts no 100.
19. lappuse
... Square , Pennsylvania . Claim .- " Having described our improvements in seeding machines , what we claim as our invention is , 1st , The employment of the sigmoid , or other similarly curved or an- gular receiving and discharging ...
... Square , Pennsylvania . Claim .- " Having described our improvements in seeding machines , what we claim as our invention is , 1st , The employment of the sigmoid , or other similarly curved or an- gular receiving and discharging ...
38. lappuse
... square inch above atmos . in pounds . Average number of dou- ble strokes of piston made per minute . Total number of double strokes of piston made Time - Hours and min- ( by counter . ) utes . Geographical miles run by observation ...
... square inch above atmos . in pounds . Average number of dou- ble strokes of piston made per minute . Total number of double strokes of piston made Time - Hours and min- ( by counter . ) utes . Geographical miles run by observation ...
41. lappuse
... square inch above atmosphere , or 30-3 pounds total pressure . The total heat of steam of this pressure is 1158-34 ° Fah . , of which 110 ° were furnished by the feed , leaving 1048-34 ° to be fur- nished by the fuel to the three parts ...
... square inch above atmosphere , or 30-3 pounds total pressure . The total heat of steam of this pressure is 1158-34 ° Fah . , of which 110 ° were furnished by the feed , leaving 1048-34 ° to be fur- nished by the fuel to the three parts ...
42. lappuse
... square inch above atmosphere , Initial steam pressure in cylinders per sq . in . 66 Point of cutting off from commencement of stroke , Mean effective pressure per square inch of pistons , Horses power developed by the engines ...
... square inch above atmosphere , Initial steam pressure in cylinders per sq . in . 66 Point of cutting off from commencement of stroke , Mean effective pressure per square inch of pistons , Horses power developed by the engines ...
47. lappuse
... square inch cross - section and five feet long ; I placed them on supports , distant 4 feet 6 inches from each other , and applied on the centre of the bars a gradual pressure , by means of a screw , until the bars broke . The breaking ...
... square inch cross - section and five feet long ; I placed them on supports , distant 4 feet 6 inches from each other , and applied on the centre of the bars a gradual pressure , by means of a screw , until the bars broke . The breaking ...
Citi izdevumi - Skatīt visu
Bieži izmantoti vārdi un frāzes
acid alumina apparatus applied arrangement Assignor axle beam blast boiler carbon carbonic acid cast iron cause cent centre centum chamber claim coal colors combination condensation connexion construction cutter cylinder diameter effect engine equivalent evaporated experiments feet fire box flues frame Franklin Institute furnace fusel oil gases heating surface hour hydrochloric acid Improvement increase india rubber indicator diagrams invention consists Journal length letters patent lever locomotive machine machinery magnesia manner manufacture Mean effective pressure means mechanical metal miles minute mode motion mould nitric acid obtained operation oxide pass patent Pennsylvania Philadelphia pipe piston pitch placed plate portion pounds present pressure produced proportion purpose quantity railway rollers screw shaft side silica slide speed spring square inch steam Stove stroke substantially as described temperature tion train tubes valve vertical vessel weight wheel wrought iron York