UNT Libraries Government Documents Department - 53 Matching Results

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Coffee Roaster.

Description: Patent for a new and improved coffee roaster. This design calls for "a revolving cylinder; and the invention consists of a cylinder provided with a hollow trunnion, and of a semi-tubular tester introduced through said trunnion into the cylinder, which tester serves as a handle for revolving the cylinder, and can be withdrawn from time to time with samples of coffee to enable the operator to judge of the progress of the roasting process" (lines 11-19).
Date: February 15, 1881
Creator: Owens, Harrison

Combination Drafting-Instrument.

Description: Patent for a combination drafting-instrument that is "carried about the person and serve as a combined pencil-holder and drafting tool and when used in the latter capacity to serve the functions of a divider, a square, a compass, and a caliper for either inside or outside gaging" (lines 10-15).
Date: February 20, 1894
Creator: Deats, George W.

Door Check.

Description: Patent for a new and improved door-check. This design consists in "the combination, with a sliding-bolt provided with a wedge-plate, of the catch or slide mounted on the bolt and capable of a limited longitudinal movement, and the adjustable bar arranged between the adjacent edges of the wedge-plate and the catch or slide and tapered toward its lower end to fit the edges of the wedge-plate and catch or slide, the said adjustable bar being provided with a stud which operates in a suitable transv… more
Date: February 26, 1889
Creator: Baker, Owen T.

Feeding Chute for Stoves.

Description: Patent for a new and improved feeding chute for stoves. This design "is to provide the chute with a pivoted latch or other like device that will securely hold the door closed, the device operating automatically in locking the door closed. A further object of the invention is to provide a pivoted chute with a swinging door, so that the two will act conjointly with each other" (lines 36-43).
Date: February 24, 1885
Creator: Mayfield, William Dudley

Hair-Wave Former.

Description: Patent for an improved hair-wave former device so "hair may be waved or coiled by a harmless method without heating the air and without rolling the hair with paper" (lines 12-15), including illustrations.
Date: February 28, 1922
Creator: Thompson, Mary E.

Harness Saddle

Description: Patent is for "improvements in harness saddles" (lines 6-7) that will "not injure animals' backs and which will be automatically adjustable to a back of any size or shape."
Date: February 2, 1909
Creator: Edelbrock, Frank E.
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