UNT Libraries Government Documents Department - 4 Matching Results

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Car Axle and Wheel

Patent for a new and improved wheel and axle for cars. This design calls for "providing each of the axle with a fixed ratchet-wheel and providing the car-wheels with spring-pawls adapted to engage with the ratchets" (lines 21-24). This overcomes the strain that the wheels place on the axles when making turns, which reduces the chance of the car leaving its tracks.

Date: May 16, 1882

Creator: Pendleton, William S.

Coffee-Roaster.

Patent for a coffee roaster, including illustrations. The purpose of the coffee maker "is to provide an improved apparatus by which green coffee may be evenly, quickly, and economically parched or roasted to the desired degree without burning" (lines 8-12).

Date: October 31, 1882

Creator: Dunn, William Washington

Sulky Plow.

Patent for a new and improved sulky plow. This design "obviate[s] certain minor defects of the sulky-carriage for plows" (lines 15-17). More specifically, it "provide[s] simple and effective means for properly balancing the plow-carriage or frame and taking the weight off the horses' necks, provision being also made for using plows with or without guide-handles and of varying heights" (lines 39-44).

Date: May 2, 1882

Creator: Ward, James

Ventilating Attachment to Hearths.

Patent for a new and improved ventilating attachment for hearths. This design "consists in extending the ventilating box or casing . . . sufficiently below the floor of the room to the hearth to which it is applied to allow it to project into the room below" (lines 19-23).

Date: June 27, 1882

Creator: Howard, Joshua Eaffrom