1,512 Matching Results

Search Results

Advanced search parameters have been applied.

Churn-Dasher.

Description: Patent for "a churn dasher to which a rotary movement shall be imparted by the resistance offered by the fluid to the dasher when the latter is given a vertical reciprocating movement in the ordinary manner, the rotary movement being constantly in one direction, irrespective of the direction of the vertical reciprocating movement" (lines 13-21).
Date: May 16, 1893
Creator: Cannon, Burrell
Partner: UNT Libraries Government Documents Department

Dry Kiln Furnace.

Description: Patent for a new and improved dry-kiln furnace. This design has "a grate at its forward end, a bridge-wall extending upwardly from the lower side at the rear end of the grate, a smoke-outlet in the bottom between the rear end and bridge, and a transverse flue under the furnace, open at each end and dividing the draft at the smoke-outlet, said flue communicating with the interior of the drying-chamber, and having a vertical baffle-plate under the smoke-outlet extending longitudinally along its b… more
Date: August 13, 1889
Creator: Ketcham, William
Partner: UNT Libraries Government Documents Department

Dry-Kiln Furnace.

Description: Patent for improvements in dry-kiln furnaces by using “a series of furnaces alternating with a series of heating or radiating drums parallel to and on a plane above the furnace,” (Lines 116-119, p. 2) and valved connected flues. This arrangement allowed the “heat being regulated and so distributed through the kiln as to produce a varying temperature, highest at the end where the lumber is introduced and gradually diminishing toward the opposite end, where it is taken out.” (Lines 21-26) Illus… more
Date: September 22, 1891
Creator: Ketcham, William
Partner: UNT Libraries Government Documents Department

Machine for Cleaning Seed-Cotton.

Description: Patent for an improved machine that cleans and transfers seed cotton to a gin. It combines exhaust fans and a cleaning mechanism, and is less expensive than similar machines.
Date: April 11, 1893
Creator: Cannon, Burrell
Partner: UNT Libraries Government Documents Department

Sweet Potato Curing House

Description: Patent for useful improvements in sweet potato curing houses. The designs provides for a heated and ventilated structure to prevent the rotting of the sweet potatos.
Date: January 6, 1920
Creator: Woods, Edgar Miles
Partner: UNT Libraries Government Documents Department
Back to Top of Screen