Lock-Protecting Device. (open access)

Lock-Protecting Device.

Patent for combination lock for safes or vaults with added mechanism for dispensing a gas to deter robberies.
Date: April 25, 1922
Creator: Bumpass, Leonard E.
System: The Portal to Texas History
Building Construction. (open access)

Building Construction.

Patent for new and improved building constructions which will help the economy, steadiness, benefit, and rapidity of erection.
Date: April 26, 1921
Creator: Eldridge, Leonard L.
System: The Portal to Texas History
Cake-Forming and Cage-Loading Mechanism for Oil-Presses. (open access)

Cake-Forming and Cage-Loading Mechanism for Oil-Presses.

Patent for a cake-forming and cage-loading mechanism for oil presses, specifically designed for extracting vegetable oil from cooked meats. The mechanism includes a revolving mold member and presser, allowing cooked meats to be compacted and ejected into a cake receiving cage.
Date: April 26, 1921
Creator: Henry, Nelson B. (Nelson Bollinger), Jr., 1883-1969
System: The Portal to Texas History
Mechanism for Removing Useful Fiber From Seeds. (open access)

Mechanism for Removing Useful Fiber From Seeds.

Patent for Mechanism for Removing Useful Fiber From Seeds, by actions of rotating instrument, where the released fibers collected.
Date: August 9, 1919
Creator: Vardell, Arthur A.
System: The Portal to Texas History
Pipe-Coating Machine. (open access)

Pipe-Coating Machine.

Patent for a pipe coating machine which coats the pipes used for oil and gas pipe lines with a safety material like tar.
Date: April 26, 1921
Creator: Taber, Rock G.
System: The Portal to Texas History
Process of and Apparatus for Progressive Electrostatic Separation of Comminuted Material (open access)

Process of and Apparatus for Progressive Electrostatic Separation of Comminuted Material

Patent for a new process and equipment that improves upon prior work to separate comminuted materials. This patent explores the new process which "provides means for moving the electro-static waves or charges across the line of normal movement of the material upon a support of between two opposing stationary electrodes by so directing and controlling the electric charges, that each bar electrode is charged in succession across the deck and at an angle to the movement of such deck, whereby the difficulties in separating certain classes of comminuted material with moving electrodes are overcome" (lines 32-42).
Date: April 26, 1921
Creator: Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System: The Portal to Texas History
Ice-Carrier. (open access)

Ice-Carrier.

Patent for an adjustable ice carrier which can be attached to and removed from the running board of an automobile, including illustrations.
Date: April 19, 1921
Creator: Cronin, John J.
System: The Portal to Texas History
Electrically-Controlled Puller For Oil-Well Casings. (open access)

Electrically-Controlled Puller For Oil-Well Casings.

Patent for an improved oil well casing puller that has electromagnets that will lock against the inside of the casing and be pulled out of the well. The pulley within the casing can be used accordingly and can also be locked with the casing or released from it.
Date: April 12, 1921
Creator: Dooley, William D.
System: The Portal to Texas History
Magnetically-Operated Oil-Well Fishing-Tool. (open access)

Magnetically-Operated Oil-Well Fishing-Tool.

Patent for an electrically operated tool designed to retrieve lost oil pump plungers or casings from within oil wells.
Date: April 12, 1921
Creator: Dooley, William D.
System: The Portal to Texas History
Metallic Mold for Concrete Walls (open access)

Metallic Mold for Concrete Walls

Patent for metallic molds for concrete or plastic walls. These molds have been improved in terms of their construction. Includes illustrations.
Date: April 12, 1921
Creator: Bolton, George W.
System: The Portal to Texas History
Well-Tubing Catcher (open access)

Well-Tubing Catcher

Patent for an improved well tubing catcher, which "provides an equal and positive bearing surface for the gripper slips or dogs in all their adjusted positions" (lines 16-18), including illustrations.
Date: April 12, 1921
Creator: Wilson, Robert A.
System: The Portal to Texas History
Means For Protecting Vaults. (open access)

Means For Protecting Vaults.

Patent for protecting bank vaults by using metal shells (that are adapted to receive frangible gas containers containing asphyxiating or other disabling gas) as inner linings inside and next to the brick wall of the vault. The metal shells containing the gas containers will break upon contact when a person or persons are trying to breach the outer (brick wall) to gain access to the bank vault.
Date: April 5, 1921
Creator: Bumpass, Leonard E.
System: The Portal to Texas History
Combined Adding and Listing Machine. (open access)

Combined Adding and Listing Machine.

Patent for new improvements on combined adding and listing machines simplifying and economizing construction and facilitating, "rapidity of operation" (lines14-15). Improvements include: "causing the keys to act directly as stops for the adding wheel section; to provide novel accumulator mechanism...[with] a novel actuator; to provide a novel construction or sector-control bar; to provide a novel key-bar for operating...; to provide novel means for restoring the accumulator to normal; to provide stop mechanism to permit the carryovers of the accumulator...;to provide novel means for restoring the sectors to normal; to provide improved means for holding the accumulator in operative or inoperative position...; to provide novel means for connecting the accumulator sectors with the type sectors; 5o provide novel means for connecting the accumulator sectors with the type sectors; to provide novel means for actuating the hammer and paper feed mechanism; to provide improved general-error key mechanism; to provide an improved construction and operation of key-bar and sector-control bar; to permit of the operation of elimination" (lines 15-46).
Date: April 20, 1920
Creator: McCaleb, Walter F.
System: The Portal to Texas History
Bottle-Filling Device. (open access)

Bottle-Filling Device.

Patent for filling bottles with "two liquids and introducing them into the bottle at the same time under pressure" (lines 17-18), specifically for "carbonated beverages" (lines 12-13).
Date: April 6, 1920
Creator: Dannelley, Dillon C.
System: The Portal to Texas History
AIR REGULATING ATTACHMENT (open access)

AIR REGULATING ATTACHMENT

Patent for an Air Regulating Attachment. This new invention for an air regulating attachment builds upon previous advancements to create an inexpensive air regulating attachment system, which will in turn be used to regulate engine carburetors (Oscar Kiessing).
Date: April 21, 1919
Creator: Kiessig, Oscar
System: The Portal to Texas History
Cotton-Picker. (open access)

Cotton-Picker.

Patent for a high-yield cotton picker that removes cotton from the bolls without damaging the plants.
Date: April 15, 1919
Creator: Johnson, Frank Edward
System: The Portal to Texas History
Garbage-Can. (open access)

Garbage-Can.

Patent for a spring-loaded trash can operated by a foot pedal. The device is intended for use outside in public areas.
Date: April 15, 1919
Creator: Jones, Arthur John
System: The Portal to Texas History
Locking Device. (open access)

Locking Device.

Patent for "improvements in locking devices for motor vehicle steering wheels" (lines 10-11).
Date: April 15, 1919
Creator: Crawford, Jesse L. & Dunlap, Jack R.
System: The Portal to Texas History
Window Shade Roller (open access)

Window Shade Roller

Patent for an improved window shade roller design.
Date: April 15, 1919
Creator: Revier, H. R.
System: The Portal to Texas History
Drilling and Riveting Machine (open access)

Drilling and Riveting Machine

Patent for an improved drilling and riveting machine designed designed to drill through and rivet multiple layers of materials at once.
Date: April 8, 1919
Creator: Schoellkopf, Jacob Fred
System: The Portal to Texas History
Pass-Book (open access)

Pass-Book

Patent for improvements on pass book design, so that the owner's name can be included on the cover of the book, and so that the name can not be easily removed.
Date: April 23, 1918
Creator: Exline, Marcus P.
System: The Portal to Texas History
Shoemaker's Gimlet. (open access)

Shoemaker's Gimlet.

Patent for a shoemaker's gimlet that bores holes in wooden heels for women's shoes, including illustrations.
Date: April 23, 1918
Creator: Paternostro, Luca
System: The Portal to Texas History
Boll-Weevil-Destroying Machine. (open access)

Boll-Weevil-Destroying Machine.

Patent for "a machine for destroying boll weevil and other pests which frequent and infect agricultural products" (lines 14-16) using "suction nozzles correlated with a common suction system adaptable to sweep a plurality of rows at a time" (lines 27-30) including illustrations.
Date: April 16, 1918
Creator: Diserens, Thomas H. & McKay, Frank C.
System: The Portal to Texas History
Photography Exposure Meter (open access)

Photography Exposure Meter

Patent for a Photography Exposure Meter, whereby the correct exposures may be obtained in the taking of pictures irrespective of weather conditions and the period of the day.
Date: April 14, 1918
Creator: Cady, Silas J.
System: The Portal to Texas History