Seal-Lock. (open access)

Seal-Lock.

Patent for car locks "that cannot be tampered with without the fact being readily perceptible, and thus prevent the car passing unobserved the point where such lock was opened." (Lines 13-16) Includes instructions and illustrations.
Date: February 2, 1897
Creator: Haley, Fred H.
Object Type: Patent
System: The Portal to Texas History
Nozzle. (open access)

Nozzle.

Patent for a hose nozzle with increased capacity and efficiency. Includes instructions and illustrations.
Date: March 16, 1897
Creator: Adams, Don B.
Object Type: Patent
System: The Portal to Texas History
Headlight-Shade. (open access)

Headlight-Shade.

Patent for a headlight shade which can be pulled down to block the high beam headlights of a train or car when there is an oncoming train or car.
Date: July 18, 1911
Creator: Green, John R.
Object Type: Patent
System: The Portal to Texas History
Improvement in Car-Journal Coolers (open access)

Improvement in Car-Journal Coolers

Patent for improvement of car-journal coolers on railroad-vehicles, with illustration.
Date: August 20, 1878
Creator: Morris, Robert C.
Object Type: Patent
System: The Portal to Texas History
Improvement in Car-Axle Boxes. (open access)

Improvement in Car-Axle Boxes.

Patent for improvement to car-axle boxes, specifically "Oil-Collectors for Railroad Journals" (line 6), including illustrations.
Date: August 5, 1879
Creator: Morris, Robert C. & McLane, Hiram H.
Object Type: Patent
System: The Portal to Texas History
Journal-Bearing. (open access)

Journal-Bearing.

Patent for a journal-bearing that has an open spring ring that contains the journal and antifriciton devices in its center. The spring ring contracts to its minimum circumference when the journal and antifriciton devices are worn out. There is also a bearing-ring seat that allows contractions "without altering the disposition of the load" (lines 61-62).
Date: December 1, 1896
Creator: Woodworth, Charles H.
Object Type: Patent
System: The Portal to Texas History
Retort Vaporizer and Superheater (open access)

Retort Vaporizer and Superheater

Patent for improvements for vaporizers "of simple and highly efficient means for thoroughly and effectively superheating the vapor of water and oil" (lines 13-15).
Date: March 26, 1889
Creator: Biddison, Stella D.
Object Type: Patent
System: The Portal to Texas History
Nutcracker (open access)

Nutcracker

Patent for a nutcracker that can be used for a variety of types of nuts without crushing them.
Date: September 10, 1912
Creator: Moser, Frank W.
Object Type: Patent
System: The Portal to Texas History
Photographic Copying Apparatus (open access)

Photographic Copying Apparatus

Patent for a simple and effective photographic-copying apparatus capable of making copies of small objects of different sizes. The machine is for general commercial use "that may be successfully operated by persons not particularly skilled in the photographic art" (lines 23-25) including illustrations.
Date: February 2, 1915
Creator: Gregory, Oscar T. & Carkhuff, Norman W.
Object Type: Patent
System: The Portal to Texas History
Safety-Catch for Mine-Cages (open access)

Safety-Catch for Mine-Cages

Patent for a safety catch to stop falling mine cages.
Date: December 29, 1908
Creator: Martini, Henry
Object Type: Patent
System: The Portal to Texas History
Paper Separator (open access)

Paper Separator

Patent for a paper separator.
Date: October 24, 1905
Creator: Brintnall, Harry W. & Venney, Felix A.
Object Type: Patent
System: The Portal to Texas History
Plow (open access)

Plow

Patent for plow. Illustration included.
Date: April 2, 1907
Creator: Hendon, Walter P.
Object Type: Patent
System: The Portal to Texas History
Draft Device for Wheeled Gang Plows (open access)

Draft Device for Wheeled Gang Plows

Patent for a draft device for wheeled gang plows. This invention is and improvement to equalize draft devices for motor drawn gang plows to avoid pulling the plow out of the straight line of draft. Illustration included.
Date: October 29, 1912
Creator: Weiler, Nicholas
Object Type: Patent
System: The Portal to Texas History
Frame for Jaw Crushers (open access)

Frame for Jaw Crushers

Patent for "new and useful Improvements in frames for Jaw-Crushers (lines 8-9) including illustrations.
Date: March 25, 1919
Creator: Easton, William B. & Cole, David
Object Type: Patent
System: The Portal to Texas History
Improvement in Sheet-Metal Vessels (open access)

Improvement in Sheet-Metal Vessels

Patent for a cylindrical vessel made of sheet-metal rather than tin. Including a inward double hanging ledge and two layers of metal soldiered together.
Date: October 14, 1879
Creator: Morris, Robert C. & McLane, Hiram H.
Object Type: Patent
System: The Portal to Texas History
Improvement in Angle-Plates for Doors. (open access)

Improvement in Angle-Plates for Doors.

Patent for a strengthening bracket for improving angle-plates for door hinges, such that the door will be supported from sagging at the hinge.
Date: October 14, 1879
Creator: Morris, Robert C. & McLane, Hiram H.
Object Type: Patent
System: The Portal to Texas History
Cotton-Press. (open access)

Cotton-Press.

Patent for a cotton-press that compresses "cotton as it is delivered from the gin into convenient shape and size of bundle, for facilitating the transportation thereof" (lines 12-15).
Date: June 25, 1895
Creator: Taylor, George
Object Type: Patent
System: The Portal to Texas History
Cotton-Seed Linter (open access)

Cotton-Seed Linter

Patent for an improvement "to prevent the accumulation of lint within the lint-chambers; to provide for the automatic discharge of the lint from the saw-teeth; to provide for a thorough agitation of the seed within the seed-reviews, and, finally, to provide for the delivery of the stripped seed from the machine" (lines 12-19).
Date: August 5, 1890
Creator: O'Brien, Edward J.
Object Type: Patent
System: The Portal to Texas History