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1,640 Matching Results
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Slime-Pulp Thickener.
Patent for a machine used in the wet milling process. It allows proportionate distribution of liquids to aide during the thickening process.
Date:
April 17, 1923
Creator:
Allen, Charles
System:
The Portal to Texas History
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
Valve-Grinding Implement
Patent for improvements in Valve-Grinding implements. This improvement is applicable to practically any type of engine or motor and to the different types of valves employed therein. This valve relates to the rotating of the valves of internal combustion engines and the like when the same is being ground to effect a proper seating action.
Date:
April 18, 1922
Creator:
Hood, William S.
System:
The Portal to Texas History
Automatic Gas-Release Packer.
Patent for automatic gas release packer that uses constant pressure regulated by spring-controlled valves for better control when lifting oil out of wells.
Date:
April 11, 1922
Creator:
Cummings, William J.
System:
The Portal to Texas History
Broom.
Patent for a broom designed to allow the straw to be easily changed as often as needed and to hold the straw firmly in place even when considerable pressure is used, including illustrations and instructions.
Date:
April 11, 1922
Creator:
Boyett, Oren K.
System:
The Portal to Texas History
Gas Producer.
Patent for improvements to gas producers of the type in which combustible gases are evolved from coal, lignite, etc., during the incomplete combustion thereof.
Date:
April 11, 1922
Creator:
Johnston, Horace G.
System:
The Portal to Texas History
Photoprinter.
Patent for a photograph printer that includes a mask mechanism to create prints of different sizes. Construction is such that the person using the printer can work the printer accurately and quickly complete work.
Date:
April 11, 1922
Creator:
Lockhart, William E.
System:
The Portal to Texas History
Refrigerator
Patent for a refrigerator made of wood with an inner shell of reinforced concrete and vacuum chamber or metal jacket. "The inner concrete shell is divided into four separate chambers, the former containing ice and the other three being adapted to contain food." (lines 61-64)
Date:
April 11, 1922
Creator:
Knutson, William K.
System:
The Portal to Texas History
Well Bucket
Patent for Improvements in well buckets. The bucket has an inlet valve at the bottom and an air escape valve at the top that permits air to escape freely while preventing the entrance of dirt and extraneous matter to the interior of the bucket.
Date:
April 11, 1922
Creator:
Reese, Samuel L. & Reese, Samuel L.
System:
The Portal to Texas History
Wrench
Patent for an improvement in the design of wrenches, particular for heavy work such as deep well drilling, but still being able to be designed at smaller sizes to handle lighter work.
Date:
April 11, 1922
Creator:
Reed, Clarence E.
System:
The Portal to Texas History
Calipers.
Patent for calipers that make it easier to read measurements, by having a strip of measuring tape at the ends that allows users to determine the distance between the arms easier. The measuring tape component is also retractable.
Date:
April 4, 1922
Creator:
Miller, William James
System:
The Portal to Texas History
Ointment.
Patent for a general external application ointment made of chloride of zinc, powdered metallic cobalt, blood root, and glycerine.
Date:
April 4, 1922
Creator:
Mullins, Ervin L. & Collier, William R.
System:
The Portal to Texas History
Universal Household Grater.
Patent for a new universal grater which eliminates the risk of injury the user may gain from grating materials.
Date:
April 4, 1922
Creator:
Lambdin, William McKendree
System:
The Portal to Texas History
Apparatus for Training Troop in the Pointing of Guns
Patent for improvements to apparatus to train troops in pointing and aiming various firearms. An electric lamp shines light through a tube to point at the target, with a shutter that can operate simultaneously with the trigger or remain open.
Date:
April 26, 1921
Creator:
Place, Olney
System:
The Portal to Texas History
ATTACHMENT FOR INTERNAL COMBUSTION MOTORS
Patent for an Attachment for Internal Combustion Motors. This new attachment provides many improvements in the regulation of auxiliary air, whether it enters or leaves the internal combustion motor (Shine). It also regulates hot or cold air, or can shut off the air supply entirely (Shine).
Date:
April 26, 1921
Creator:
Shine, John
System:
The Portal to Texas History
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.
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
Condiment-Holder.
Patent for condiment holder that can be filled with different condiments that can be dispensed separately or both at the same time. This design is also more durable, efficient, and low cost.
Date:
April 26, 1921
Creator:
Peters, Shafeh
System:
The Portal to Texas History
Floor System.
Patent for improved T-beams for floor support, which improve bonding between the beams and poured flooring and columns.
Date:
April 26, 1921
Creator:
Moore, Stuart B.
System:
The Portal to Texas History
Grapple.
Patent for improving grapples for regaining tools, particularly those that can be hidden and submerged.
Date:
April 26, 1921
Creator:
James. C. Ginter.
System:
The Portal to Texas History
Hair-Clipper.
Patent for "certain new and useful Improvements" (line 6) in the Hair Clipper, concerning the introduction of more efficient "double-acting clippers" (line 12), including illustrations.
Date:
April 26, 1921
Creator:
Jones, Sidney P. & Wallace, David P.
System:
The Portal to Texas History
Liquid Dispensing Apparatus
Patent for dispensing liquid, such as gasoline, to automobile owners without an assistant. The apparatus should not become inoperable after a short period of time, and could be called a self-selling gasoline station.
Date:
April 26, 1921
Creator:
Miller, Emil B.
System:
The Portal to Texas History
Magneto-Contact.
Patent for magneto contacts, designed for easy removal, cleaning, and replacement, without short circuits, featuring novel construction features and parts arrangements.
Date:
April 26, 1921
Creator:
Rigsby, Virgil.
System:
The Portal to Texas History
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