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1,491 Matching Results
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Downhole refractive-index logging device. [Patent application]
This invention provides an antenna arrangement for accurately measuring the magnetic permeability of earth formations. It provides a high-resolution coil array of a transmitting coil and six receiving coils to enable self-consistency checks for evaluating tight gas and oil-bearing strata. (DLC)
Date:
January 20, 1982
Creator:
Yu, Jiunn S.
System:
The UNT Digital Library
Apparatus for Protecting Electrical Circuits.
Patent for an apparatus for protecting electrical circuits, and is an improvement on a previous patent (No. 537,932) issued to the inventor. This patent consists of "an electrical circuit, an alarm or indicator, a continuously-operating signal-transmitter at the protected structure operating to affect or influence the alarm or indicator, and a second or duplicate continuously-operating signal-transmitter located at the watchman's station, operating in unison with the first-named signal-transmitter to affect the alarm or indicator equally and oppositely as regards the first-named transmitter, whereby a signal is sounded or an alarm given only when the two transmitters are out of unison or when one is changed, varied, or interfered with in an unauthorized manner" (lines 72-86).
Date:
January 7, 1896
Creator:
Oram, John M.
System:
The Portal to Texas History
Automatic Electric Alarm.
Patent for an inexpensive, simple, and durable automatic electric alarm that allows people in house or hotel rooms, mines, ships, shops, etc. to signal for another person. The alarm is wired to a clock so it can be programmed to go off at a certain time.
Date:
January 7, 1896
Creator:
Stansel, Thomas J.
System:
The Portal to Texas History
Automatic Electric Alarm.
Patent for an automatic electric alarm meant to be hooked up to an automatic dry-pipe sprinkler system, and protects against fire. The alarm goes off when the air in the sprinkler pipes falls below a predetermined level. This invention also signals an alert when there is a leak in the pipes, and is an improvement on the circuit-wires for similar alarms.
Date:
January 7, 1896
Creator:
Williams, George Bayley
System:
The Portal to Texas History
Brace for Heel-Sweeps.
Patent for a simple and durable brace for heel-sweeps. The wings of the sweep will not close, and "that portion of the sweep through which the heel-bolt passes will be materially strengthened" (lines 14-16). It also braces sweeps whatever their size, and all the brace's parts are adjustable.
Date:
January 7, 1896
Creator:
Ferrell, Augustus C. & Hamrick, Thomas J.
System:
The Portal to Texas History
Cloth Bucket or Vessel.
Patent for a cloth bucket or vessel to place milk or water in to keep it cool when ice is not available. One places the bucket in the shade and the air circulates freely through the bucket. The bucket is thick enough that it will not drip, but is breathable to allow aeration and evaporation.
Date:
January 14, 1896
Creator:
Slack, Robert A.
System:
The Portal to Texas History
Bicycle-Wheel.
Patent for an improved rear bicycle-wheel. It has one hub, two rims, two sets of spokes and tires. This invention is meant to be safer and has the qualities of a tricycle. It is meant for a woman's bicycle.
Date:
January 14, 1896
Creator:
Broers, Henry
System:
The Portal to Texas History
Awning-Bracket.
Patent for a rigid, strong, and adjustable to different inclinations awning-bracket meant to be permanently attached to a building. It can be folded for shipment or storage.
Date:
January 14, 1896
Creator:
Harry, Owen K.
System:
The Portal to Texas History
Clothes-Pounder.
Patent for a clothes pounder used in washing clothes. It is a pyramidal vessel that is open in the bottom and has perforations on the top of the inside of the vessel, a cap covering the top of the pyramid with an air-hole, a sleeve that goes through the top of the vessel and through the cap, a handle in the upper portion of the sleeve, a diaphragm with perforations in the base of the vessel, a rectangular box secured beneath the diaphragm, and inclined tubes open at both ends of the angles of the vessel.
Date:
January 14, 1896
Creator:
Leddy, Owen
System:
The Portal to Texas History
Combined Quilting Frame and Table.
Patent for a quilting frame which can be quickly set up and collapsed, which folds up to occupy a minimum amount of space, and which can be converted for use as cutting and ironing table. Includes instructions and illustrations.
Date:
January 14, 1896
Creator:
Burns, Robert Llewellwynn
System:
The Portal to Texas History
Bolt and Nut-Lock.
Patent for "a nut-lock of such construction that it may be used either as a permanent nut-lock or one in which the locking feature may be thrown out of engagement when it is desired to remove the bolt for any purpose." (Lines 15-20) Includes instructions and illustrations.
Date:
January 21, 1896
Creator:
Nevill, William B.
System:
The Portal to Texas History
Apparatus for Heating up Locomotive-Boilers.
Patent for an "apparatus for kindling fires in locomotives; and it is intended to provide an improved apparatus by which the fires may be rapidly and economically kindled and steam may be gotten up without much of the tedious delay now ordinarily incident to raising steam in a cold locomotive-boiler." (Lines 13-19) Includes instructions and illustrations.
Date:
January 21, 1896
Creator:
Connor, John T.
System:
The Portal to Texas History
Automatic Repeating Railroad-Signal.
Patent for an automatic repeating railroad-signal designed to be used with semaphore and other train-signaling apparatus. It eliminates mistakes made in notifying the central office and automatically reports "any change in the position or color of the signal to a central office over the ordinary telegraph-wire" (lines 14-16). The signal is a wheel that operates a key to send a message to the central office.
Date:
January 28, 1896
Creator:
Innes, Robert Hayward
System:
The Portal to Texas History
Combined Shaft Holder and Wrench.
Patent for a new and improved shaft-holder and wrench. This design "consist[s] of the arms having their lower ends tapered to form screw-drivers of different sizes, the heads on the upper ends of the arms, the jaws on the heads, and the threaded shaft attached to one of the arms and engaging a tapped aperture in the other arm" (lines 92-98).
Date:
January 8, 1889
Creator:
Nott, Henry W.
System:
The Portal to Texas History
Cartridge-Loading Machine
Patent for improvements to the machine originally patented on August 10, 186 by Edward A. Franklin of Brenham, patent no. 347,268.
Date:
January 15, 1889
Creator:
Franklin, Edward A.
System:
The Portal to Texas History
Artist's Easel and Attachable Rest.
Patent for a new and improved easel and rest. This design consists in "[t]he combination, with the rest . . . of the bar pivoted to [a] holder by bolt, the perforated bar pivoted to [another] bar by [another] bolt, and the easel united to the [first] bar by a suitable round bolt" (lines 97-101).
Date:
January 22, 1889
Creator:
Johnson, John Alexander
System:
The Portal to Texas History
Cloth Measuring Reel.
Patent for a new and improved cloth-measuring wheel. This design "consists in the peculiar combination and arrangement of the cutting-board with two standards, whereby the said cutting-board is made to act as a sufficient brace for the frame, as well as to perform the offices of a cutting board. The invention also consists in means for producing a variable tension on the cloth as it passes from the roll to the reel, whereby the tendency of different thicknesses of cloth to wind the cloth in greater or lesser lengths than the register indicates is compensated for and corrected" (lines 27-39).
Date:
January 3, 1882
Creator:
Peters, James H.
System:
The Portal to Texas History
Baling Press.
Patent for a bailing press used in the milling and processing of cotton.
Date:
January 10, 1882
Creator:
Ensinger, Louis
System:
The Portal to Texas History
Barber's Paper Clip.
Patent for a new and improved barber's paper clip. This design calls for "a clip formed by doubling upon itself a [flat] strip of metal," which will hold sheets of paper on which barbers can sharpen their razors. A hook exists on the opposite side, by which the paper clip can hang from the hot towel on the customer's face.
Date:
January 17, 1882
Creator:
Cohen, Moses
System:
The Portal to Texas History
Bed Bottom Spring.
Patent for new and improved bed springs. Due to this design's construction, "in addition to the support furnished by the top spirals, the platform furnishes a broad level bearing for the mattress and prevents sagging between the springs or injury to the mattress itself. Also, the parallels, being springs in themselves, additional comfort and elasticity are added to the bed, and the springs themselves are more readily adapted to the varying width of the slats of different beds" (lines 25-34).
Date:
January 17, 1882
Creator:
Jarrett, Joshua V.
System:
The Portal to Texas History
Combined Mosquito Bar Frame and Canopy.
Patent for a new and improved mosquito netting. This design "provide[s] a simple and substantial construction of frame for supporting the mosquito-bar that will admit of ready application to and removal from the bedstead, and also to provide a simple and effective arrangement of cords to the mosquito-bar, whereby it may be easily extended over the bed or folded out of the way by the occupant of the bed" (lines 12-20).
Date:
January 24, 1882
Creator:
Howe, Charles P.
System:
The Portal to Texas History
Cotton and Corn Planter.
Patent for a new and improved seed planter. This design "features . . . first, reciprocating forked seed pushers or plungers attached to a sliding frame and operating alternately to deliver the seed through a covered opening in the bottom of the hopper, whence it passes into the furrow; second, an intermittently-rotating shaft arranged in the seed-hopper and provided with spiral or oblique arms for agitating the seed and feeding it toward the discharge opening" (lines 15-24).
Date:
January 24, 1882
Creator:
Turley, James M.
System:
The Portal to Texas History
Antirefilling Bottle.
Patent for a bottle that can be easily sealed but cannot be resealed after opened. There is a groove in the neck of the bottle, and the cork is placed below the groove. The cork is hollowed out and a plug is placed in the cork. The cork is hollowed out and a plug with a groove around it is placed in the cork.An elastic compressible locking-ring fits in the gap the groove in the bottle and the groove in the plug create.
Date:
January 5, 1897
Creator:
Nevill, William B.
System:
The Portal to Texas History
Cattle-Guard.
Patent for a railway cattle-guard that is simple, inexpensive, and efficient. It prevents the cattle "from traversing a railway-track in order to pass form one field or inclosure to another" (line 12-14). It has spurred rollers, and has a unique way of mounting rollers or rotary ties, in that they do not block the track.
Date:
January 5, 1897
Creator:
Nevill, William Birt
System:
The Portal to Texas History