8 Matching Results

Results open in a new window/tab.

Bracket. (open access)

Bracket.

Patent for improvements in brackets that used to support shelf or for other purposes by using a combination of hinged brackets, a longitudinal wire formed with bends to receive the inclined portions of the brackets, and with hooks at its outer ends; this improved brackets “can be folded in close contact with the shelf, so as to occupy little space for shipment or storage.” (Lines 17-19) Illustration is included.
Date: March 31, 1891
Creator: Porter, Charles
System: The Portal to Texas History
Apparatus for Scouring Water-Ways. (open access)

Apparatus for Scouring Water-Ways.

Patent for an improved apparatus for scouring water-ways by using water-discharge pipes and air-discharge pipes arranged at each side of the vessel. When “vessel is slowly moved forward while the water and air forcing pumps are working,..... direct force of the water-jets and air-jets will agitate and scatter and lift the dislodged particles and float them much higher and longer than would be the case were the water-jet pipes alone used.” (Lines 63-75) Illustration is included.
Date: March 31, 1891
Creator: Holden, Elbridge G.
System: The Portal to Texas History
Axle. (open access)

Axle.

Patent for improvement in axles by using a “combination of a bar, two skeins and means for holding the skeins in place upon the bar,” (lines 17-18) includes illustration.
Date: March 31, 1891
Creator: Stewart, John A.
System: The Portal to Texas History
Tire-Tightener. (open access)

Tire-Tightener.

Patent for improvements in tire tighteners by using wedges with longitudinal ridges, longitudinal tapering ridges or webs, together “with a wheel-rim, clamps arranged in pairs upon each side of the felly-joint, the clamps consisting of plates have a fluted or corrugated inner surface …., the extension of the registering plates being connected by transverse bolts.” (lines 37-45) Illustration is included.
Date: March 31, 1891
Creator: Reeves, Alexander Marion
System: The Portal to Texas History
Piston for Pneumatic Pumps. (open access)

Piston for Pneumatic Pumps.

Patent for improvements in pistons for pneumatic pumps by using a combination of a tubular shell, a cylindrical valve, a conical aperture and a conical projection to fulfill the conditions required of a piston in pumps. Illustration is included.
Date: March 31, 1891
Creator: Robinson, Charles H.
System: The Portal to Texas History
Fastener for Fish-Plates for Rails. (open access)

Fastener for Fish-Plates for Rails.

Patent for improvements in fasteners for fish-plates for rails by using a combination of fish-plates, washers placed in between the plates and rail, a slotted bolt, a wedge-shaped key with thin bendable portion and a washer on the bolt between the key and fish-plate to “firmly hold the plates in position but will serve to deaden the noise caused by the fractional contact of the parts,” (lines 18-20) includes illustration.
Date: March 31, 1891
Creator: Gary, John S.
System: The Portal to Texas History
Rub-Iron for Wagon-Beds. (open access)

Rub-Iron for Wagon-Beds.

Patent for improvements in rub-irons for wagon-beds by “placing a [rub]-roller at the point of the wagon-bed with which the wheels come in contact when the wagon is turned." (Lines 23-25) Illustration is included.
Date: March 31, 1891
Creator: Nelson, George A.
System: The Portal to Texas History
Railroad-Track Lifter. (open access)

Railroad-Track Lifter.

Patent for improvement in railroad-track lifters by using “the combination of a base, a upright, a lever and two pawls engaging notches of the upright” (lines 97-99) and “hand mechanism for operating the pawls,” (lines 1-2, p. 2) for easily raising sections of railway-track. Illustration is included.
Date: March 31, 1891
Creator: Brown, Hiram David
System: The Portal to Texas History