3 Matching Results

Results open in a new window/tab.

Rake. (open access)

Rake.

Patent for a rake that is meant for raking loose stumps, brush, and similar articles from fields. The rake is pulled along, and two wheels form an axle where the rake is balanced. There are two rake-lifting levers.
Date: October 20, 1896
Creator: McIlroy, Archibald Yell & McIlroy, Joseph Lee
System: The Portal to Texas History
Telephone-Transmitter. (open access)

Telephone-Transmitter.

Patent for a telephone-transmitter "with a diaphragm and carbon button carried thereby, of a spring-supported flaring conical carbon-cell provided with a flange covered with soft material and resting on the carbon button carried by the diaphragm, the carbon-cell being filled with granulated carbon resting in contact with the carbon button" (lines 13-19). This is meant to optimize the volume of sound being transmitted.
Date: October 20, 1896
Creator: Alexander, Horace C.
System: The Portal to Texas History
Fastening Device for Fence-Runners. (open access)

Fastening Device for Fence-Runners.

Patent for a fastening-device for fence-runners that is a staple and tie-wire in one. The device will not be drawn or displaced regardless of its placement in relationship to the runner.
Date: October 20, 1896
Creator: Logan, Paul H.
System: The Portal to Texas History