Resource Type
States
Counties
Month
5 Matching Results
Results open in a new window/tab.
Results:
1 - 5 of
5
Car-Coupling.
Patent for "improvements in car couplings and it has for its general object to provide a coupling embodying such a constructions that two cars may be connected together or disconnected without the objectionable necessity of a trainman going between them." (Lines 11-17) Includes instructions and illustrations.
Date:
November 6, 1894
Creator:
Tunnell, John D.
System:
The Portal to Texas History
Car-Coupling.
Patent for a car coupling that consists of a draw head with two separable jaws, a hand wheel mounted on the car, pitmen connected to the wheel and the jaws, springs pressing the jaws together, and a shaft that has a crank arm.
Date:
November 7, 1893
Creator:
Cassidy, William A. & McGee, Thomas F.
System:
The Portal to Texas History
Lock-Plate
Patent for improvements in lock-plates for the stays of wire fences.
Date:
March 22, 1900
Creator:
Wood, Alpheus H.
System:
The Portal to Texas History
Door-Locking Device
Patent for Door-Locking Device
Date:
November 21, 1916
Creator:
Newcome, Robert B.
System:
The Portal to Texas History
Dirigible Headlight Construction for Automobiles.
Patent for improvements in dirigible headlight constructions for automobiles. Two major useful improments are mentioned: a) a headlight that is constructed so that when a car turns, the headlight on the turning side of the car will alone be turned in the same direction and b) a headlight that is constructed so that the driver can manually turn either headlight, allowing the headlights to act as search lights if necessary.
Date:
November 7, 1922
Creator:
Ross, Maxwell
System:
The Portal to Texas History