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21 Matching Results
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21
Animal Trap
Patent for an animal trap that can continue to trap more animals even after if traps one or more.
Date:
May 18, 1915
Creator:
Dennis, Decatur D.
System:
The Portal to Texas History
Buggy-Axle
Patent for a buggy-axle that has the hub of the wheel so arranged as to rotate with the stub axle of the device, holding the wheel in place.
Date:
May 18, 1915
Creator:
Elliott, Claude B. & Kurtz, Edward
System:
The Portal to Texas History
Car-Door Operating and Locking Device
Patent for a car door operating and locking device that provides improved means for automatically closing and locking the doors before starting the car.
Date:
May 18, 1915
Creator:
Pitts, Hood
System:
The Portal to Texas History
Door Operating and Locking Device.
Patent for an electric door or gate operating and locking device that allows for automatically opening and closing a door or gate and locking it when it is open or closed. This device may be turned off if necessary to allow for manually moving the door or gate and may be installed cheaply in preexisting structures.
Date:
May 18, 1915
Creator:
Pitts, Hood
System:
The Portal to Texas History
Elevator-door-operating Apparatus
Patent for an electrically controlled means of automatically "opening and closing the doors of the elevator shaft" without slamming or banging the doors, including illustrations.
Date:
May 18, 1915
Creator:
Pitts, Hood
System:
The Portal to Texas History
Floor Selector-Switch for Electric Door-Operating Apparatus
Patent for floor selector switch for electric door operating apparatus situated at the floor/landing near the elevator shaft to close and open the elevator gate/door. It also allows the elevator operator to use a switch to operate the elevator gate/door, and also lock the gate/door so it cannot be opened by accident. All said to work quickly and quietly.
Date:
May 18, 1915
Creator:
Pitts, Hood
System:
The Portal to Texas History
Furnace.
Patent for a furnace used in steel making operations to "enable...uniform heating and the dissipation of the black spots" created on some heated materials during the heating process by means of a "lifting means or moveable hearth."
Date:
May 18, 1915
Creator:
Moore, Ralph S
System:
The Portal to Texas History
Handle Bar
Patent for a bicycle handlebar
Date:
May 18, 1915
Creator:
Cortines, Ernest J.
System:
The Portal to Texas History
Linter-Float-Driving Mechanism.
Patent for the improvement of the linter-float-driving mechanism of float drives for cotton linters. The invention produces a positive driving mechanism for a float and removes the use of a belt tightening idler.
Date:
May 18, 1915
Creator:
Stephens, Louis K.
System:
The Portal to Texas History
Propellor Pitchometer.
Patent for instruments which measure the pitch of propeller blades.
Date:
May 18, 1915
Creator:
Frank, Lawrence
System:
The Portal to Texas History
Protector for the Crown of Headwear
Patent for a device fitted to the crown of a hat or cap, safeguard the garment from being soiled from repeated use.
Date:
May 18, 1915
Creator:
Roberts, Jones H. & Rolnick, Gus
System:
The Portal to Texas History
Ratchet-Clutch
Patent for a clutch design that enables the use of a single clutch in agricultural machine engines.
Date:
May 18, 1915
Creator:
Smith, John H.
System:
The Portal to Texas History
Reicing Cars.
Patent for an ice storage receptacle and crushing apparatus which supplies the refrigerator cars on a train with fresh ice.
Date:
May 18, 1915
Creator:
Tobin, Patrick H.
System:
The Portal to Texas History
Sanitary Attachment For Milk Pails
Patent for a dome lid that attaches to the top of a milk pail with two "tubes" in which to place the hands while milking a cow. The lid serves to protect the fresh milk from germs, dirt, and other contaminants.
Date:
May 18, 1915
Creator:
Williams, John Thomas
System:
The Portal to Texas History
Switch.
Patent for a switch for electrically operated elevator doors or gates that ensures their proper closing before the car travels through the shaft.
Date:
May 18, 1915
Creator:
Pitts, Hood & Covert, Frank M.
System:
The Portal to Texas History
Type-Writer Cover
Patent for a collapsible typewriter cover that is more cheaply constructed, has a base for the typewriter, a supporting frame for the hood that limits the swinging movements, and a felt strip for protecting the furniture the typewriter is on.
Date:
May 18, 1915
Creator:
Rochelle, Raymond C.
System:
The Portal to Texas History
Vending-Machine.
Patent for improvements to vending machines especially ones used for vending drinks.
Date:
May 18, 1915
Creator:
Ogden, Carlton N.
System:
The Portal to Texas History
Wax.
Patent for improving wax to be used by shoemakers consisting of gasolene [sic], rosin and pine tar. The improved wax adheres to the shoe leather and the threads making both the leather and the seams waterproof and more supple. This wax product does not blacken the hands of the shoemaker.
Date:
May 18, 1915
Creator:
Vest, Harvey P.
System:
The Portal to Texas History
Well-Reamer
Patent for an improved well-reamer with a more stable and supported cutters to straighten or increase the size of the hole with less damage from wear.
Date:
May 18, 1915
Creator:
Hughes, Howard R.
System:
The Portal to Texas History
Wrench.
Patent for a new type of wrench.
Date:
May 18, 1915
Creator:
Bean, Jesse A.
System:
The Portal to Texas History
Spark Plug for Internal-Combustion Engines
Patent for an improved automobile spark-plug with both insulated and non-insulated cylinders that will activate with any spark to the device.
Date:
January 18, 1915
Creator:
Loose, Robert D.
System:
The Portal to Texas History