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1,640 Matching Results
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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
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
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
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
Reamer.
Patent for rotary reamers for progressively enlarging holes in pilot drills, particularly roller disk type reamers used in oil, water, or mining applications.
Date:
April 19, 1921
Creator:
Humason, Granville A.
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
Process of Distilling Hydrocarbons
Patent for distilling hydrocarbons from crude petroleum oil.
Date:
April 19, 1921
Creator:
Averill, Willard C., Jr.
System:
The Portal to Texas History
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
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
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
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
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
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
Adjustable Trunk-Rack
Patent for a trunk-rack that is adjustable and sturdy. The trunk-rack design indicates that the rack has wheels and adjustable components to accommodate various sized pieces of luggage.
Date:
April 15, 1919
Creator:
Wessinger, Lon Woodram
System:
The Portal to Texas History
Wrench.
Patent for a wrench specifically made to remove well drill bits from the drill.
Date:
April 13, 1920
Creator:
Stover, Willard L.
System:
The Portal to Texas History
Line-Shaft Oiler
Patent for improvements to line-shaft oilers to more easily oil bearings and prevent oil waste.
Date:
April 2, 1918
Creator:
Collins, Joseph P.
System:
The Portal to Texas History
Lens-Holder.
Patent for a lens holder meant to provide a "simple, relatively inexpensive and efficient means" (line 10) of securing the lens in the headlamps of an automobile or similar lamp casing.
Date:
April 13, 1920
Creator:
Marshall, Stanley G.
System:
The Portal to Texas History
Wall Construction
Patent for a relatively simple constructed wall that is built using concrete slabs. It is constructed in a manner that requires less material thus resulting in a wall that is hollow all the while providing sufficient strength to hold weight and pressure. Includes illustrations.
Date:
April 19, 1921
Creator:
Needham, Edward F.
System:
The Portal to Texas History
Liquid Measure and Strainer
This patent relates to devices for measuring and straining liquids and discharging them into a receptacle or tank without exposing the liquids after being strained to the atmosphere or rendering the liquid liable to be deteriorated by dust or other foreign matter.
Date:
April 2, 1918
Creator:
Doolin, Charles B.
System:
The Portal to Texas History
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
Incinerator
Patent for improvement in incinerators by unique arrangement of receiving passage and receiving post closing the lower end with a second passage inclining.
Date:
April 8, 1919
Creator:
McCutcheon, Joe Alford
System:
The Portal to Texas History
Typewriter-Desk.
Patent for typewriter desk which has a compartment with a moveable platform. The platform supports a typewriter, and is "capable of being raised and lowered within the desk so as to position the typewriter for use or non-use as desired". The compartment has a lid, which when in closed position, provides an even writing or resting surface.
Date:
April 26, 1921
Creator:
Beard, Margurite E.
System:
The Portal to Texas History
Leaf for Books
Patent for certain improvements in leaves for books, specifically hotel registers and similar, that materially prolong the life of the leaf.
Date:
April 23, 1918
Creator:
Moore, William R.
System:
The Portal to Texas History