Resource Type

Degree Department

57 Matching Results

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Safety-Brake for Elevators (open access)

Safety-Brake for Elevators

Patent for lateral pawls to brake the elevator in the event of a cable brake.
Date: March 10, 1911
Creator: Mounts, Edison J.
System: The Portal to Texas History
Garbage-Furnace. (open access)

Garbage-Furnace.

Patent for an improved garbage-furnace which consist of a chamber having a grate for the reception of the garbage, a fire-box at each end, and a sand-box between the fire-boxes below the grate, grate-bars are arranged over the fire-boxes and extending from the bridge-wall, when the fire-boxes are ignited, garbage is introduced through the feed holes, the smoke, gases, fumes & etc. from the burning fuel and the garbage passed through a channel leading to the chimney. Illustration is included.
Date: March 10, 1891
Creator: Brownlee, Alexander
System: The Portal to Texas History
Fuel-Briquet. (open access)

Fuel-Briquet.

Patent for a fuel briquet formula consisting of coal waste, cotton seed meal, cattle dung, ground flint rock, and coal oil residuum or asphaltum. Is easily transportable, repels moisture, and burns well.
Date: March 10, 1908
Creator: Mannewitz, August M.
System: The Portal to Texas History
Improvement in Chair-Backs. (open access)

Improvement in Chair-Backs.

Patent for chair back.
Date: March 10, 1874
Creator: Perrenet, George F.
System: The Portal to Texas History
Device for Manually Propelling a Body Through the Water. (open access)

Device for Manually Propelling a Body Through the Water.

Patent for a device that can be used by an individual while swimming to propel oneself through the water, or as an oar to propel a boat through the water.
Date: March 10, 1914
Creator: Wyche, Cyril Hopkins
System: The Portal to Texas History
Desk (open access)

Desk

Patent for a desk. Illustrations included.
Date: March 10, 1908
Creator: Thompson, Thomas Henry
System: The Portal to Texas History
Device for Slitting Sweet Corn. (open access)

Device for Slitting Sweet Corn.

Patent for a corn slitting device for cutting the corn kernels away from the husks on the cob.
Date: March 10, 1908
Creator: Bahn, Gustavus A.
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper, which has a rotary blade for cutting cotton and blades which can be raised to different levels for different depths of soil.
Date: March 10, 1908
Creator: Williams, John Scott
System: The Portal to Texas History
Vehicle Wheel. (open access)

Vehicle Wheel.

Patent for a wheel with an improved design that includes shock absorbing springs radiating from the hub, sectional tread for traction, and a metallic construction in place of a pneumatic tire for increased durability. Includes illustrations.
Date: March 10, 1911
Creator: Smoot, Lonnie C.
System: The Portal to Texas History