3 Matching Results

Results open in a new window/tab.

Well Cover. (open access)

Well Cover.

Patent for a new and improved well cover. This design "is to provide a new and improved cover for wells, cisterns, &c., which cover is so constructed and arranged that it can be moved back by stepping on a step in front of it, and is automatically closed when the pressure is removed" (lines 8-13).
Date: September 8, 1885
Creator: Bullock, Henry P. & Cook, Henry B.
System: The Portal to Texas History
Thill-Coupling. (open access)

Thill-Coupling.

Patent for an improved thill coupling, one meant to "prevent the annoyance of nuts coming off, allowing the thill to come out of place" (lines 55-57). "It is also for the purpose of facilitating the changing of a pair of shafts for a tongue or a tongue for shafts" (lines 59-61).
Date: June 8, 1897
Creator: Kitching, David C.
System: The Portal to Texas History
Harrow-Tooth Holder. (open access)

Harrow-Tooth Holder.

Patent for a harrow tooth holder, which allows some flexibility of the teeth based on soil conditions.
Date: November 8, 1910
Creator: Hoard, John H.
System: The Portal to Texas History