UNT Libraries Government Documents Department - 95 Matching Results

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Soap-Making Apparatus.

Description: Patent for improvements in soap-making apparatus by using the “same frames to mix the ingredients and in cooling the prepared mass, thus obviating the necessity of the removal of the mixed mass from the mixing-frame to a cooling-frame.” (Lines 11-15) Illustration
Date: August 18, 1891
Creator: Grant, William A.

Ruling Machine

Description: Patent for a new and useful improvements in ruling machines. This invention is to "provide a machine of this character by means of which engravers may cut horizontal, inclined, or circular lines into the plate, or draftsmen draw the same lines upon a sheet of drawing" (line 14-18).
Date: November 30, 1897
Creator: Owen, Thomas

Singletree Attachment.

Description: Patent for "an improved device on the end of a singletree to hold the end of a harness-tug" (lines 12-14). It has a stirrup-holder hinged to a ferrule, a handle, a stirrup, and a tug.
Date: December 31, 1895
Creator: Cawthon, Peter WIllis

Blind-Stop.

Description: Patent for a simple, inexpensive blind stop that adjusts and locks "the slats of window blinds in any position desired for the purpose of regulating the light, and to prevent the rattling and wear and tear on the slats, and to lock the slats so that they cannot be opened from the outside at all" (lines 8-13). It is easy to operate and does not use screws.
Date: August 1, 1893
Creator: Hoskins, William Wharton

Ratchet-Wrench.

Description: Patent for a wrench that uses friction-rollers to clamp the thing that is being turned. A rotary ring-shaped cam is what actually turns the wrench's object, and there are teeth that surround the outside of the cam. A pawl, when turning the handle, turns the teeth. This is what makes the cam rotate.
Date: September 15, 1896
Creator: Fisk, Marston

Rotary Engine.

Description: Patent for a simply-constructed rotary, steam-powered engine that minimizes friction and noise, and for which wear is automatically compensated. It is "capable of running at a very low or high speed without subjecting the parts to any unusual strains or wear" (lines 16-18). One lever controls the steam supply and can reverse the movement of the engine cutting off.
Date: November 3, 1896
Creator: Wilson, Alonzo T.

Pier.

Description: Patent for a new and improved pier. This design "is to provide a new and improved pier which is simple and durable in construction, possesses great stability and strength, is readily sunk in the water and fastened in place, arranged to be built up to any desired height, and designed so as to cut the water in order to reduce the power of the current to a minimum. The invention consists of a series of rods formed at their lower ends with augers and adapted to pass through ears of an exterior shel… more
Date: May 10, 1892
Creator: Haerem, Ommund

Non-Refilling Bottle.

Description: Patent for a non-refilling bottle that has a groove in its neck, a spring that fits in the groove, and a keeper that fits in the bottle opening and keeps the spring in place. The cork fits inside the keeper, thus sealing the bottle. A wire goes through the cork and the keeper, and is twisted together above the cork; when pulled, the bottle can be opened.
Date: October 27, 1896
Creator: Taylor, Samuel

Non-Refillable Bottle.

Description: Patent for "a non-refillable bottle of simple, cheap, and improved construction, which can be quickly and easily sealed" (lines 13-15). The bottle can be emptied easily.
Date: February 2, 1897
Creator: Saunders, David R.

Mosquito Net Frame.

Description: Patent for a new and improved mosquito-net frame. This design "has for its object to provide a frame . . . capable of convenient attachment to or of detachment from any bedstead, and which when attached will be firmly braced and firmly held against lateral movement" (lines 9-14). It consists, "with the standards having tenons at their upper ends, the rear and side bars having eyes receiving said tenons, and a front bar connecting the front ends of bars, of the horizontal angle-plates mounted at… more
Date: December 9, 1890
Creator: Lottman, Albert C.
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