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Chicken-Coop.
Patent for improvements in coops for fowls and other birds by using a combination of a cage with a door having a depending leg, a post and a lever for raising and lowering the cage; the cage door is “automatically opened when lowered and closed as it is raised,” (lines 75-76) "so that the young will be out of danger from attacks of rodents, collecting water, &c...," (lines 22-23) includes illustration.
Date:
March 24, 1891
Creator:
Harp, Charles A.
Object Type:
Patent
System:
The Portal to Texas History
Chimney-Cowl.
Patent for improvements in chimney-cowls by providing a “self-operating smoke-conductor especially adapted for use in all windy climates, to be placed over the discharge-opening of the flues.” (Lines 10-13) So that a “smoke-conductor can be automatically reversed or turned by the wind in any and all directions” (15-18) to carry the smoke away. Illustration is included.
Date:
September 1, 1891
Creator:
Gardner, Perris W.
Object Type:
Patent
System:
The Portal to Texas History
Means for Operating Blowers.
Patent for the improvement and simplification of the construction of blowers and to enable a forge-blower to be readily operated by the foot, to leave the hands of the operator free. Includes illustration.
Date:
December 8, 1891
Creator:
Murphy, Thomas A.; Murphy, John H. & Carroll, J. Y.
Object Type:
Patent
System:
The Portal to Texas History
[Texas] Typical Curves of Precipitation
Series of three graphs demarcating the average rainfall per month for specific Texas cities across different regions of the state. Some lines are marked in red to distinguish individual points.
Date:
1891
Creator:
unknown
Object Type:
Technical Drawing
System:
The Portal to Texas History
Cotton-Chopper.
Patent for improvements in cotton-chopper by using a combination of revolving disk, fender disks, a rotary shaft and cultivator-blades to construct a machine that is able to thin and cultivate cotton. Illustration is included.
Date:
October 6, 1891
Creator:
Allen, George Washington
Object Type:
Patent
System:
The Portal to Texas History