How to succeed as an inventor; showing the wonderful possibilites in the field of invention; the dangers to be avoided; the inventions needed; how to perfect and develop new ideas to the money making stage (1909)
Smith, Goodwin Brooke, 1870- [from old catalog] · Philadelphia, Inventors and investors corporation · leaf 73
l a is made to oscillate on the axis a by theswing of the pendulum. The teeth of the escape-ment-wheel a come alternately against the outeisurface of the pallet a and the inner surface of thepallet u. The pallets are not concentric to theaxis a, and therefore a slight recoil of the wheeltakes place… … 62. A dead-beat or repose escapement for clocks.The lettering is as in the preceding. The palletsare concentric with the axis a, and thus while atooth is agaiust the pallet the wheel is stationary. 83. A lever escapement of a watch. The anchor8 is attached to the lever e c, with the notch e.* Ona…
Inventions
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