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6 Matching Results
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Box for Washing Material for Concrete.
Patent for "a new and useful improvement in boxes for washing aggregate or rough material for making concrete" (lines 5-7), including instructions and illustrations.
Date:
April 20, 1886
Creator:
Carrico, Thomas W.
System:
The Portal to Texas History
Weight-Motor.
Patent for a fan, which includes improvements in the arrangement of gears and the addition of a casing with a weighted motor.
Date:
April 20, 1915
Creator:
McQueen, Charley
System:
The Portal to Texas History
Improvement in Needle-Threaders for Sewing-Machines.
Patent for improvement in needle-threaders for sewing machines by using an “eyelet-frame that formed by two equal parallelopipeds. These parallelopipeds are being kept together by two springs and may be separated by pressing the pins toward each other.” (Lines 32-35) “The axis of a conical eyelet will be laid in the joint planes of the parallelopipeds, its apex in the front side, its basis in the opposite side of the eyelet-frame, through which eyelet the thread has to pass when the instrument is used and applied to the machine-needle.” (Lines 37-42) This instrument can be used with curved or straight needles. Illustration is included.
Date:
April 20, 1869
Creator:
Thielepape, Wilhelm C. A.
System:
The Portal to Texas History
Man's Garment
Patent for improvements in men's garments allowing for a reversible garment wherein the stitches appear the same regardless of which side is out.
Date:
April 20, 1920
Creator:
Góngora, Tomás
System:
The Portal to Texas History
Fare-Box.
Patent for a fare-box for cars and other vehicles that allows the driver or conductor to set the fare and which registers the amount paid. Includes instructions and illustrations.
Date:
April 20, 1897
Creator:
Katzenberger, Oscar
System:
The Portal to Texas History
Cotton-Gin Attachment
Patent for an attachment to be used as a chute for cotton gins. Illustrations included.
Date:
April 20, 1909
Creator:
Story, Henton L.
System:
The Portal to Texas History