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8 Matching Results
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Combined Tent and Bed.
Patent for improvements in the construction of a combined folding bed and tent.
Date:
June 19, 1883
Creator:
Perez, Mitchel
System:
The Portal to Texas History
Nut Lock.
Patent for a new and improved nut lock. This design "is to provide a spring-washer of great stiffness and strength, which, when applied to a bolt beneath a nut, serves to prevent the latter from turning, and also acts to firmly hold the parts of a rail-joint after there has been some wear thereof, thus keeping the bolts from becoming loose and rattling from such wear" (lines 13-20).
Date:
June 10, 1884
Creator:
Campbell, Eli F.; Noble, Laroy C. & Howe, Milton G.
System:
The Portal to Texas History
Railway Signal.
Patent for a new and improved railroad signal. This design consists in "[a] continuous electric conductor extending beside a railroad, a contact-maker borne by a train, an electric galvanic battery, a stationary transmitter, and a train provided with transmitting and receiving instruments on two or more members of the train and connected with the electric circuit in multiple arc . . . whereby a message can be sent to each member simultaneously" (lines 8-17).
Date:
June 7, 1887
Creator:
Armstrong, James Henry
System:
The Portal to Texas History
Plow.
Patent for a plow with a convex moldboard and a landside, or shoe, which in combination acts as a turning plow and subsoiler.
Date:
June 12, 1883
Creator:
Kennedy, George Finlay
System:
The Portal to Texas History
Car Coupling.
Patent for a new and improved coupling for railroad cars. This design "consists in the combination, with a draw-head, of an L-shaped lever pivoted in the same and provided at its angle with a lug, which L-shaped lever has a coupling-pin suspended from the end of the long arm, and has its short arm passed into an aperture in the inner end of a bar sliding in the bottom of the draw-head, whereby when the lug is depressed the coupling-pin will be raised and the bar in the draw-head will push the link out from the end of the draw-head" (lines 7-17).
Date:
June 12, 1883
Creator:
Appell, Charles E.
System:
The Portal to Texas History
Combination Level.
Patent for a new and improved combination level. This design "is broadly to provide a combined carpenter's and surveyor's level of a cheap, simple, light, and durable form, and adapted for use as a carpenter's plumb and level or a surveyor's level interchangeably without the removal or change of any of its parts; and to this end in consists in the conformation and arrangement of parts" (lines 19-26).
Date:
June 12, 1883
Creator:
Sands, James Harley
System:
The Portal to Texas History
Combined Bag and Twine Holder
Patent for a device which holds both string and bags, with description of construction, parts, and use, and with illustrations.
Date:
June 29, 1886
Creator:
Cushing, John
System:
The Portal to Texas History
Brick-Machine
Patent for "that class of brick-machines usually termed 'dry-press machines,' in which clay is taken from the bank and passed into molds in a revolving wheel" (lines 15-19) and "consists more particularly in the construction of details and combination of parts" (lines 23-25) including instructions and illustrations.
Date:
June 15, 1880
Creator:
Johnson, Richard M.
System:
The Portal to Texas History