40 Matching Results

Results open in a new window/tab.

Automatic Signal-Actuating Mechanism for Railways (open access)

Automatic Signal-Actuating Mechanism for Railways

Patent for an improved signal actuating mechanisms for railways. When the train cars reach an operating mechanism, a flag will be raised where pedestrians or cars cross, and cause a signal to be repeated until the train passes.
Date: July 20, 1920
Creator: Bashara, Samuel Farris
System: The Portal to Texas History
Swingletree (open access)

Swingletree

Patent for a swingletree that equalizes the strain of the draft animal when the traces are connected in an irregular manner.
Date: July 20, 1920
Creator: Bosse, William F.
System: The Portal to Texas History
Speed-Recorder. (open access)

Speed-Recorder.

Patent for recording instruments to use in connection with automobiles to record the speed of conveyance during the period of travel.
Date: July 27, 1920
Creator: Bowdish, Harry A.
System: The Portal to Texas History
Valve Control for Radiator Drain-Cocks. (open access)

Valve Control for Radiator Drain-Cocks.

Patent for "controlling devices for operating the valves of radiator drain cocks and for cleaning the drain cock pipe, and the object is to provide a convenient device by which the drain cock valve can be easily and quickly closed or opened and by which the drain pipe can be cleaned and kept cleaned." (lines 10-16)
Date: July 27, 1920
Creator: Brandt, Herman
System: The Portal to Texas History
Fire-Extinguishing Device. (open access)

Fire-Extinguishing Device.

Patent for fire extinguishing devices to "supplying steam to the fluid so that oxygen sufficient to support combustion will not reach the flame" (lines 14-16).
Date: July 6, 1920
Creator: Byrd, Williman Harvey
System: The Portal to Texas History
Method of Sampling. (open access)

Method of Sampling.

Patent for improving methods of boring wells by "raising the cuttings from an earth boring drill to the surface" (lines 70-71), including illustrations.
Date: July 20, 1920
Creator: Carmichael, Robert E.
System: The Portal to Texas History
Pneumatic Tire. (open access)

Pneumatic Tire.

Patent for improvements in pneumatic tire that gives a novel means to repairing a worn casing, a blow out, or a rim cut.
Date: July 13, 1920
Creator: Church, Shelby L.
System: The Portal to Texas History
Signal. (open access)

Signal.

Patent for a signal to be placed on the fender of a motor vehicle to indicate to other drivers the intended direction the vehicle is going.
Date: July 20, 1920
Creator: Cochran, Carl T.
System: The Portal to Texas History
Wood Rod Elevator (open access)

Wood Rod Elevator

Patent for an improvement to rod lifters that prevents the rotation of the rods as well as locking jaws into their gripper positions. The locking and gripping is made more efficient and can release rods quickly.
Date: July 27, 1920
Creator: Davis, George F.
System: The Portal to Texas History
Paper-Cutting Machine. (open access)

Paper-Cutting Machine.

Patent for an improved paper cutting machine that can achieve more precise cuts for labels, paper boxes, and cartons, and also has a clamping mechanism to hold the paper in place.
Date: July 27, 1920
Creator: Downie, James H.
System: The Portal to Texas History
Pneumatic Tire. (open access)

Pneumatic Tire.

Patent for improvements in tires for vehicles that has a cushion that takes the shocks of travel.
Date: July 20, 1920
Creator: Drouet, Charles
System: The Portal to Texas History
Coal-Oil Generator. (open access)

Coal-Oil Generator.

Patent for improvements in oil burners to have the "means to permit the same to be positioned within the fire box of a stove, by means of the especially constructed support." (lines 12-15)
Date: July 13, 1920
Creator: Epps, Henry Gaston
System: The Portal to Texas History
Key-Ring Clip. (open access)

Key-Ring Clip.

Patent for new improvements for key ring clips that will not detach in a seated position.
Date: July 6, 1920
Creator: Evans, William
System: The Portal to Texas History
Well Cable-Pump (open access)

Well Cable-Pump

Patent for an improved pump that can be used in connection with deep wells and provides improved construction that alleviates the necessity of having a long line of extra pipe and the troubling pump rod.
Date: July 27, 1920
Creator: Fender, Joe N.
System: The Portal to Texas History
Advertising Attachment for Scales. (open access)

Advertising Attachment for Scales.

Patent for improvements in advertising attachments for scales to "provide an attachment of the character specified, wherein a series of display members are provided, mounted to be moved into different positions, to bring different matter into different positions, and controlled to movement by the stepping onto the weighing platform of the one to be weighed." (lines 11-18)
Date: July 13, 1920
Creator: Funk, Arthur Neal
System: The Portal to Texas History
Sanitary Fly Catcher and Trap. (open access)

Sanitary Fly Catcher and Trap.

Patent for improvements in traps to bait flies and trap them.
Date: July 6, 1920
Creator: Harris, Raymond J.
System: The Portal to Texas History
Pump. (open access)

Pump.

Patent for a pump for deep wells with a "specially constructed piston capable of a powerful working stroke and which will secure at all times a full volume of liquid at each stroke of the pumping rod." (line 25) including instructions and illustrations.
Date: July 6, 1920
Creator: Humason, Granville Allison
System: The Portal to Texas History
Attachment for Rotaries. (open access)

Attachment for Rotaries.

Patent for rotary well-drilling machinery where the "ring or bushing to rotate independently of the table and the present invention is directed to means for accomplishing the rotating effect." (line 24-27)
Date: July 20, 1920
Creator: Johnston, Horace G.
System: The Portal to Texas History
Rotary-Drill Head. (open access)

Rotary-Drill Head.

Patent for a drill apparatus that improves the head gears and driving mechanisms that makes for an efficient driving of the apparatus and allows for free vertical movement.
Date: July 27, 1920
Creator: Johnston, Horace G.
System: The Portal to Texas History
Sling-Shot. (open access)

Sling-Shot.

Patent for a sling shot that is more durable, efficient, and less likely to break. Includes instructions and one illustration.
Date: July 13, 1920
Creator: Jones, Ralph L.
System: The Portal to Texas History
Detachable Fastener for Cylindrical Screens. (open access)

Detachable Fastener for Cylindrical Screens.

Patent for a more efficient and effective seeding device that can disconnect, reconnect, and fasten the ends of a strip of material to form a cylinder.
Date: July 20, 1920
Creator: Leach, William Logan
System: The Portal to Texas History
Crown Setter (open access)

Crown Setter

Patent for a crown setter that can make impressions of varying sizes with the same tool.
Date: July 6, 1920
Creator: Lewis, Samuel Riley
System: The Portal to Texas History
Screen Pickup-Roller. (open access)

Screen Pickup-Roller.

Patent for improvements for condensing things such as lint and hair and removing them from "the screen cylinder of the apparatus by a screen pickup roller." (lines 13-15)
Date: July 13, 1920
Creator: Martin, George W.
System: The Portal to Texas History
Cotton-Chopper Attachment for Cultivators. (open access)

Cotton-Chopper Attachment for Cultivators.

Patent for improvements in cotton chopping attachments for cultivators that is relatively inexpensive that is highly useful in chopping and plowing cotton plan.
Date: July 27, 1920
Creator: Martin, William A. & Roebuck, Mathew P.
System: The Portal to Texas History