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Compressor.
Patent for a refrigerating machine compressor, which compresses more gas, cools the compressor with the incoming gas, and uses excess heat to dry the gas coming in.
Date:
April 19, 1910
Creator:
Mayhew, John Daugherty
System:
The Portal to Texas History
Beam and Shank Attachment
Patent for a beam and shank attachment for attaching harrows to cultivators.
Date:
October 15, 1912
Creator:
Trousdale, Robert A.
System:
The Portal to Texas History
Airship
Patent for an airship that is equipped with gas bags to control the ascent and descent of the airship and make it float in case of landing in the water.
Date:
June 11, 1912
Creator:
Bradshaw, John F. W.
System:
The Portal to Texas History
Animal-Trap
Patent for a foot trap for catching animals known for their furs that will prevent the animal from gnawing the trap or his foot off.
Date:
May 9, 1911
Creator:
Roberson, Elige L.
System:
The Portal to Texas History
Car-Door Mechanism
Patent for a sliding car door mechanism.
Date:
November 26, 1912
Creator:
Gradick, Wiley Sr.
System:
The Portal to Texas History
Cotton-Boll Picker
Patent for an improvement to cotton ball harvesters.
Date:
May 11, 1915
Creator:
Hewitt, Daniel
System:
The Portal to Texas History
Automatic Brake.
Patent for automatic wagon brake which removes the strain on draft animals when the vehicle is descending down an incline.
Date:
March 3, 1914
Creator:
Matthews, Dudley A.
System:
The Portal to Texas History
Attachment for Plows
Patent for "improvements in attachments for plows for the purpose of cutting roots, sods, and the like, and has for one of its objects to provide a simply constructed attachment which not only provides a suitable cutting implement but likewise includes a removable landslide." (9-15)
Date:
January 25, 1916
Creator:
Reeves, Wesley L.
System:
The Portal to Texas History
Clock Attachment
Patent for an improved clock attachment to operate "a series of alarms or signals arranged in different rooms of a building or in other separated stations for simultaneously sounding the alarms or for operating the signals at predetermined times." (lines 11-17) including illustrations.
Date:
January 11, 1915
Creator:
Moore, John R.
System:
The Portal to Texas History
Corn and Cotton Stalk Cutter
Patent for a stalk cutting machine adapted for cutting corn and cotton stalks after the stalks have been stripped
Date:
February 16, 1915
Creator:
Pair, Robert, B.
System:
The Portal to Texas History
Automatic Time-Check for Oil-Presses and Other Machines
Patent for a device that records the time in which a machine is in operation and in which it is idle to check the efficiency of the workmen and the work plant as a whole.
Date:
May 11, 1915
Creator:
Bell, Thomas
System:
The Portal to Texas History
Cotton Boll Threshing Machine.
Patent for a cotton boll breaking mechanism and a means for breaking cotton bolls which are not opened sufficiently for the cotton to be picked.
Date:
March 20, 1917
Creator:
Cass, Thomas
System:
The Portal to Texas History
Apparatus for Separating and Cleaning Hulls and Trash from Seed Cotton.
Patent for a machine for separating and cleaning hulls and trash from seed cotton. It is intended to be used in conjunction with a boll threshing machine.
Date:
December 10, 1918
Creator:
Cass, Thomas M.
System:
The Portal to Texas History
Bottle Holder.
Patent for a bottle holder, to hold ink bottles to a surface such as a desk or table. It is designed to be both a permanent or detachable fixture.
Date:
December 3, 1918
Creator:
Kayser, Mary Louise
System:
The Portal to Texas History
Combination Lock and Jack.
Patent for a combination lock and jack to prevent automobile theft. The jack locks the operating levers of an automobile to prevent them from moving, and the lock prevents its removal. The jack can also be detached and collapse for easy storage.
Date:
May 5, 1919
Creator:
Brittain, William Franklin
System:
The Portal to Texas History
Wrench.
Patent for a wrench that can hold round-headed fastening elements (bolts) so as to prevent from turning in the same direction. The wrench can be held while the jaws grip and hold the round heads of bolts.
Date:
October 23, 1917
Creator:
Wright, John G.
System:
The Portal to Texas History
Wrench
Patent for improvements in wrenches, particularly relating to the type generally known as the spanner wrench. The object of this invention is to provide an improved spanner wrench including means for reliably retaining the wrench head in proper position with relation to the object being rotated.
Date:
January 4, 1916
Creator:
Wright, John G.
System:
The Portal to Texas History
Truss.
Patent for improvements to trusses, which uses "a pair of spring hangers each carrying a pad of particular construction and arrangement" (lines 9-11). Patent includes instructions and illustrations.
Date:
March 14, 1916
Creator:
Gilmore, Aaron W.
System:
The Portal to Texas History
Weather Strip or Seal for Sliding Window-Sashes.
Patent for "a new and Improved Weather Strip or Seal for Sliding Window-Sashes" (lines 5-7), including instructions and illustrations.
Date:
April 15, 1913
Creator:
Cross, Ralph Waldo
System:
The Portal to Texas History
Type-Writer Line-Shift.
Patent for line shifter attachment for typewriter which makes it possible for the typewriter to print characters above or below the standard line of print. This attachment makes the typewriter useful for taking stenographic notes.
Date:
May 30, 1916
Creator:
Byrne, Henry E.
System:
The Portal to Texas History
Wagon-Seat.
Patent for a detachable wagon seat.
Date:
March 14, 1911
Creator:
Wood, Andrew J.
System:
The Portal to Texas History
Insulator Support for Line Wires
Patent for an insulator support for line wires. This invention is designed to support the cross arms used with telephone and telegraph poles. illustration included.
Date:
December 10, 1912
Creator:
Hoybook, Henry L.
System:
The Portal to Texas History
Switch.
Patent for a switch mechanism for use on railroads. The switch can be installed without cutting the railroad tracks. Instructions and illustrations are included.
Date:
March 20, 1917
Creator:
Allen, Gus V.
System:
The Portal to Texas History
Improvement in Clasps.
Patent for improvement in clasps "especially adapted for garment supporting" (lines 9-10) including instructions and illustrations.
Date:
January 5, 1915
Creator:
Stafford, Beverly F.
System:
The Portal to Texas History