UNT Libraries Government Documents Department - 11 Matching Results

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Air-Brake for Automobiles

Patent for air-brakes in automobiles. It is a system that replaces fluid braking systems with an air-based braking system.

Date: October 29, 1918

Creator: Daniel, Wiley Eugene

Combined Post-Hole Digger and Wire-Stretcher.

Patent for a post-hole digger with a wire stretcher attached to it.

Date: October 15, 1907

Creator: Haynes, James H.

Condiment-Holder.

Patent for a salt shaker which has a rod going into the jar, which will agitate the salt to keep it from clogging.

Date: October 26, 1909

Creator: Hitt, Allen

Animal-Trap.

Patent for an improved animal trap, primarily intended for catching wolves, that is adjustable and economical to construct.

Date: October 15, 1907

Creator: Jones, Isaac W.

Side Harrow for Cultivators

Patent for a harrow that can be adapted to the side of a cultivator. Illustrations included.

Date: October 25, 1910

Creator: Smith, Henry Thomas

Rail Joint

Patent for a rail joint. Illustration included.

Date: October 25, 1910

Creator: Dixon, Luther & Dixon, Greenleaf

Churn.

Patent for improvements on a churn design, in particular for churns with a vertical dasher that have reciprocating motion.

Date: October 27, 1891

Creator: Henderson, Henry Thomas

Patent for improvements on washing machines in order "to simplify and improve the construction of washing-machines and to provide one which will remove the dirt from fabrics without inj uring the latter and which may be conveniently operated with a minimum amount of exertion on the part of the operator" (lines 10-16).

Date: October 4, 1892

Creator: Elkins, William Franklin

Lamp Chimney Cap.

Patent for a new and improved cap for oil lamps. A lamp "equipped with [this] improvement may therefore be carried outdoors without danger of being put out or exploding on account of rain or wind. The protector, being made of metal, also serves by radiation to equalize the heat of the chimney and prevent it from cracking" (lines 48-54). Further, it is simpler and more durable than previous lamp-chimney caps.

Date: October 16, 1883

Creator: Wiesendanger, Emil Ulrich

Sand-Band.

Patent for a sand band which will prevent sand and dirt from working in between the axle and hub and into the axle-box of a vehicle.

Date: October 12, 1880

Creator: Lupton, Lewis R.

Double Acting Pump.

Patent for a new and improved pump. This design is "to provide a novel, simple, and efficient double-acting balanced pump of such construction and mode of operation that the power required to operate it is only such as is requisite to lift the quantity of water discharged at each stroke" (lines 8-13).

Date: October 12, 1886

Creator: Ramsey, Haley S.