9 Matching Results

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Marine Propeller (open access)

Marine Propeller

Patent for a marine propeller which allows for "a reversal of the action of the wheel for propulsion in opposite directions or for turning the boat without changing the direction of rotation of the power-shaft."
Date: March 11, 1902
Creator: Cannon, Burrell
System: The Portal to Texas History
Whiffletree-Hook. (open access)

Whiffletree-Hook.

Patent for whiffletree-hook that provides "a novel device of this character in which it is impossible for the trace ring or link to become accidentally detached, but which may be readily removed or disengaged from the hook when desired" (lines 15-20). The invention has a flattened circular plate.
Date: March 26, 1895
Creator: Flatau, Louis S.
System: The Portal to Texas History
Cattle-Guard. (open access)

Cattle-Guard.

Patent for a cattle-guard that does not let cattle become entangled and killed in the guard, and does not allow cattle to pass over the rails. Cattle also will not get thrown or trip on the guard, and the trains will not be endangered.
Date: March 13, 1894
Creator: Hills, Lorenzo
System: The Portal to Texas History
Harrow. (open access)

Harrow.

Patent for improvements in harrows, "so that any farmer who possesses a Georgia stock or ordinary plow-beam with its attached handles can purchase one of [these] improved harrows per se and without the exercise of any special mechanical knowledge or experience apply the harrow device or contrivance to the beam of such ordinary plow stock." (Lines 40-47) Includes instructions and illustrations.
Date: November 14, 1891
Creator: Flatau, Louis S.
System: The Portal to Texas History
Harrow and Cultivator. (open access)

Harrow and Cultivator.

Patent for a combination harrow and cultivator, including instructions and illustrations.
Date: July 27, 1891
Creator: Flatau, Louis S.
System: The Portal to Texas History
Plow. (open access)

Plow.

Patent for improvements to plows, including a mechanism to enhance the durability of the parts of the plow that receive the most use. Includes instructions and illustrations.
Date: September 30, 1891
Creator: Flatau, Louis S.
System: The Portal to Texas History
Continuous Recording-Seal and Door-Fastener. (open access)

Continuous Recording-Seal and Door-Fastener.

Patent for a continuous recording-seal and door-fastener. The purpose behind this patent is the continuous recording-seal and door-fastener itself which is intended to "provide a simple means of fastening, sealing, and cleating or closing the crack of a car or other sliding hinge door" (lines 9-12).
Date: March 29, 1887
Creator: Ferguson, George J.
System: The Portal to Texas History
Motor. (open access)

Motor.

Patent for a motor for vertically-reciprocating dasher-churn.
Date: March 29, 1887
Creator: Waston, Josiah P.
System: The Portal to Texas History
Plow. (open access)

Plow.

Patent for a new and improved plow. This design consists in "[t]he combination, with a plow-point, of the curved guides or fenders recessed at their rear ends and provided with cutting lower edges, said fenders being detachably connected to the plow-standard" (lines 63-67).
Date: March 16, 1886
Creator: Felder, John L.
System: The Portal to Texas History