Resource Type
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7 Matching Results
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Clothes Pin.
Patent for a coil clothes-pin "capable of ready engagement and disengagement with and from the clothesline" and "which may be loosely and slidably mounted upon a clothesline".
Date:
July 6, 1915
Creator:
Plaster, Joseph J.
System:
The Portal to Texas History
Animal-Trap.
Patent for Improvements in Animal Traps. This trap is a "self and everset trap" (lines 11-12) with the primary purpose of creating a trap that is "efficient of operation, economical of construction, and sanitary" (lines 14-15).
Date:
July 3, 1917
Creator:
Burgett, William Matthews
System:
The Portal to Texas History
Check for Draft Apparatus.
Patent for a check attachment for a draft apparatus that pulls rope from the apparatus to effect the draft on the object "which will automatically lock the pull rope against movement under the influence of tension of the apparatus when the force applied to the rope to the effect such tension is removed" (lines 20-24).
Date:
July 15, 1913
Creator:
Battey, Orlando F.
System:
The Portal to Texas History
Attachment for Broadcast Headers.
Patent for harvesting machines that provisions for adjustable attachments and elevator mechanisms used to head maize or similar grain crops.
Date:
July 28, 1920
Creator:
Price, Filmore M.
System:
The Portal to Texas History
Windmill
Patent for a windmill that makes it possible to convert the force of the wind into electrical or mechanical energy. This windmill has a governor that makes positioning adjustments when the windmill reaches an unsafe velocity.
Date:
July 23, 1918
Creator:
Cox, Oscar M.
System:
The Portal to Texas History
Process of Producing Pictures
Patent for a process of producing pictures. Illustration included.
Date:
July 19, 1904
Creator:
Fields, Moses M.; Edwards, J. W. & Winn, W. M.
System:
The Portal to Texas History
Method of Repairing Aluminum Castings.
Patent for a new method of repairing fractured aluminum casts that involves welding the metal against a composite pate, includes illustrations.
Date:
July 8, 1919
Creator:
Irwin, Samuel D.
System:
The Portal to Texas History