Boiler-Flue Cleaner. (open access)

Boiler-Flue Cleaner.

Patent for a new and useful boiler flue cleaner, including instructions and illustrations.
Date: September 4, 1898
Creator: Hamilton, Ninian B.
System: The Portal to Texas History
Car Coupling. (open access)

Car Coupling.

Patent for a new and improved coupling for railroad cars. This design consists in "[a] car-coupling link having a slotted spring-head adapted to hold the link in a draw-head by frictional contact therewith, and arranged and adapted to permit a coupling-pin to pass through the slots in the said link and its spring-head" (lines 48-53).
Date: February 4, 1890
Creator: Thompson, James Alfred M.
System: The Portal to Texas History
Means for Transmitting Motion. (open access)

Means for Transmitting Motion.

Patent for certain new and useful improvements in means for transmitting motion, including instructions and illustrations.
Date: October 4, 1898
Creator: Holmgreen, Julius H. & Holmgreen, Eugene A.
System: The Portal to Texas History
Trolley - Guard (open access)

Trolley - Guard

Patent for a new and useful improvement in trolley-guards to prevent "the trolley - wheel at the top of a trolley - pole from jumping fro the conducting - wire, thus avoiding the stopping of the cars" (line 9 - 11).
Date: January 4, 1898
Creator: Vogler, Herman J.
System: The Portal to Texas History
Electric Cigar-Lighter. (open access)

Electric Cigar-Lighter.

Patent for a cigar lighter in which the cigar is lit on a glowing surface, improves on the ease of operating a cigar lighter, and provides space for an advertisement.
Date: May 4, 1897
Creator: Handshy, Henry M.
System: The Portal to Texas History
Gas-Compressing Pump. (open access)

Gas-Compressing Pump.

Patent for a gas-compressing pump used in refrigeration and ice making. "The object of [the] invention is to reduce the height of a vertical machine, to facilitate access to the parts and relieve the foundation of strains; to reduce to a minimum the angularity of the connecting rod during the latter part of the stroke, and to improve various details of construction" (lines 19-25).
Date: December 4, 1894
Creator: Farnsworth, Thomas
System: The Portal to Texas History
Horse-Detaching Device. (open access)

Horse-Detaching Device.

Patent for a horse-detaching device that attaches to the forward axle of a vehicle. The invention will not affect the seating capacity of the vehicle, and can be used to release the thills of the vehicle quickly if the driver loses control of the horse. The device can be used to guide the vehicle after the horse is released.
Date: February 4, 1896
Creator: Friedlander, Joseph
System: The Portal to Texas History
Desk-Ruler. (open access)

Desk-Ruler.

Patent for certain new and useful improvements in desk-rules, including instructions and illustrations.
Date: July 4, 1899
Creator: Connett, Matthew F.
System: The Portal to Texas History