Fan-Actuating Mechanism (open access)

Fan-Actuating Mechanism

Patent for a fan actuating mechanism. Attempts to improve upon fans by using a spring to provide maximum speed at minimum cost.
Date: April 6, 1915
Creator: Everitt, James H.
Object Type: Patent
System: The Portal to Texas History
Lavatory. (open access)

Lavatory.

Patent "relates to improvement in wash basins, tubs, sinks, trays, and the like and especially with reference to the provision of improved means for flushing the waste pipe or duct thereof and for preventing overflow in the case the supply of faucet or faucets should be left running..."
Date: April 6, 1915
Creator: Kavanagh, Joseph A.
Object Type: Patent
System: The Portal to Texas History
Motor (open access)

Motor

Patent for a new type of motor. The aim of this new type of motor is to use head and cold to expand and contract the bar used to apply power.
Date: April 6, 1915
Creator: Miller, Leonard
Object Type: Patent
System: The Portal to Texas History
Parcel-Carrier for Bicycles. (open access)

Parcel-Carrier for Bicycles.

Patent for improvements in parcel carriers for bicycles in which the parcel carriers can attach/detach easily and is adaptable to different types of bicycle handlebars; includes illustration.
Date: April 6, 1915
Creator: Apple, William M.
Object Type: Patent
System: The Portal to Texas History
Polishing-Machine (open access)

Polishing-Machine

Patent for improvements in polishing machines for "polishing marble and other similar stones... and giving a smooth surface to any material of like character." Invention provides a "movable abrading member...and comprehends and mechanism whereby said member may be automatically moved back and forth over the surface to be polished."
Date: April 6, 1915
Creator: Giesberg, John G.
Object Type: Patent
System: The Portal to Texas History
Timber-Jack. (open access)

Timber-Jack.

Patent for timber-jacks which are "particularly adapted for use for persons using cross-cut saws on large pieces of timber."
Date: April 6, 1915
Creator: Barret, James H. & Barret, J. H.
Object Type: Patent
System: The Portal to Texas History
Wrapper. (open access)

Wrapper.

Patent for the creation of a file made of cardboard, canvas, and cords made for sending articles such as drawings, fabrics, and such through the mail.
Date: April 6, 1915
Creator: Page, Harvey L. & Burnett, Robert L., Sr.
Object Type: Patent
System: The Portal to Texas History
Methods of Preventing and Limiting Explosions in Coal Mines (open access)

Methods of Preventing and Limiting Explosions in Coal Mines

Technical paper issued by the Bureau of Mines over safety prevention in coal mines. Preventing mine explosions is emphasized. Methods used in mine safety are discussed. This paper includes tables, illustrations, and photographs.
Date: April 1915
Creator: Rice, George S. & Jones, L. M.
Object Type: Report
System: The UNT Digital Library