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8 Matching Results
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Device for Converting Reciprocating into Rotary Motion.
Patent for a new and improved device for converting reciprocating into rotary motion. This design "has for its object to provide means whereby rotary motion may be converted into reciprocating motion or reciprocating motion into rotary motion without the intervention of cranks; and to this end it consists in a mutilated gear pinion secured to a rotating shaft and provided with suitable cams, whereby the gear-teeth upon the pinion are caused to engage with gear-teeth upon a yoke embracing said pinion" (lines 23-32).
Date:
July 18, 1882
Creator:
Richardson, John T.
Object Type:
Patent
System:
The Portal to Texas History
End Door For Cars
Patent for a new end door on freight train cars including instructions and illustrations.
Date:
July 10, 1900
Creator:
Goodridge, Ethan A.
Object Type:
Patent
System:
The Portal to Texas History
Locking Device For Car-Couplings.
Patent for a new and improved locking device for car couplings, including instructions and illustrations.
Date:
July 18, 1899
Creator:
Stewart, George P.
Object Type:
Patent
System:
The Portal to Texas History
Machine For Grinding Valve Seats
Patent for a simpler machine for Grinding Valve-Seats. This machine relates to the machinery involved in the grinding and finishing of valve seats.
Date:
July 28, 1905
Creator:
Meyners, Henry
Object Type:
Patent
System:
The Portal to Texas History
Mechanical Movement
Patent for invention has relation to mechanical movement and object is to provide a mechanical means for operating trip lever or other devices, and to this end the novelty consists in the system of lever cranks.
Date:
July 28, 1885
Creator:
Pickle, Obadiah A.
Object Type:
Patent
System:
The Portal to Texas History
Texas Regional Outlook, 2002: Upper East Texas Region
Report on economic forecast and outlook for the Upper East Texas Region describing expected economic change for various industries, employment growth, and county-level analyses.
Date:
July 2002
Creator:
Texas. Comptroller's Office.
Object Type:
Report
System:
The Portal to Texas History
Texas Water Source, July 2015
Newsletter of the Texas A&M Forest Service describing forestry and water related issues, programs, and resources for forest owners in Anderson, Freestone, Henderson, Houston, and Leon Counties, Texas.
Date:
July 2015
Creator:
Texas A & M Forest Service
Object Type:
Journal/Magazine/Newsletter
System:
The Portal to Texas History
Wrench.
Patent for a pipe-wrench that has a shank with a fixed jaw, a handle for the shank, a movable jaw with two loops for the shank to pass through and a movable upper loop, a ferrule attached to the handle with a long opening, an adjustable screw with a milled collar in the movable jaw, and a pin attached to the shank.
Date:
July 16, 1895
Creator:
McElroy, Harry
Object Type:
Patent
System:
The Portal to Texas History