Apparatus for Cleaning and Handling Seed-Cotton (open access)

Apparatus for Cleaning and Handling Seed-Cotton

Patent for "improved means for conveying seed-cotton from wagons or store-houses to a series of gins, to clean it during its passage, and to avoid clogging the gins or the devices themselves by rapid feeding of the cotton" (lines 14-18).
Date: November 26, 1889
Creator: Elam, William E.; Thomas, Robert S. & Hardwick, Sauny W.
System: The Portal to Texas History
Switch Stand for Dynamo Stations. (open access)

Switch Stand for Dynamo Stations.

Patent for a new and improved switch stand for dynamo stations. This design "is to provide a simple and efficient switch for introducing dynamos into an electric circuit and removing them therefrom . . . [The] invention consists in . . . outside circuit-wires . . . switch contacts arranged in pairs, there being as many pairs of such contacts as there are dynamos belonging to the circuit. It also consists[,] . . . with the pairs of contacts, of corresponding pairs of swinging arms, the arms of each pair being insulated from each other and adapted to engage the contacts of the outside circuit" (lines 14-27).
Date: March 26, 1889
Creator: Stewart, Robert Edward
System: The Portal to Texas History