1,505 Matching Results

Search Results

Advanced search parameters have been applied.
in subjects: "engines"  
prev Results: 49 - 72 next

Improvement in Steam-Engines.

Description: Patent related to "improvements in steam-engines. The object...is to devise means whereby the valves may be actuated automatically without the employment of exterior mechanisms by the use of exhaust-steam" (lines 17-22). Includes instructions and illustration.
Date: July 1, 1879
Creator: Garlock, William H. & Cooke, Richard
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
captions transcript

[News Clip: Auto Series part 2]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: January 27, 1983, 10:00 p.m.
Duration: 2 minutes 45 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Item Type: Refine your search to only Video
Partner: UNT Libraries Special Collections

George and Henry Schoenhals Breaking Sod

Description: Photograph of George and Henry Schoenhals using a steam engine hiched to a trailer with traction outfits to break sod. The steam engine is on the left side of the frame with one of the men steering it. The other man stands on the trailer on the right side of the frame.
Date: unknown
Item Type: Refine your search to only Photograph
Partner: Wolf Creek Heritage Museum

Explosive-Engine.

Description: Patent for "an improved engine of the internal combustion type, in which the explosion occurs between two oppositely moving pistons arranged in a cylinder and connected with independent crank shafts." (lines 13-17). The engine also includes a new type of valve gear with mechanically triggered valves and an apparatus for the forced water cooling of the engine.
Date: November 19, 1918
Creator: Cooper, Willis W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Current-Wheels.

Description: Patent for improvements in current-wheels, consisting of an improved arrangement of feathering-buckets, the gate, and opening devices. It includes a description and illustration.
Date: June 6, 1871
Creator: Tuder, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Steam Engine, &c.

Description: Patent for a new and improved engine. This design "connect[s] the piston-rod of the steam-cylinder with the disk or crank that is attached to the fly-wheel shaft by means of a lever, or a disk acting as such, in a manner that enables the piston-rod to operate upon its connecting-bar in a longitudinal direction . . . thereby [avoiding] angular vibration of the connecting-rod and reduc[ing] friction of sliding surfaces" (lines 15-25).
Date: December 11, 1883
Creator: Barton, Alexander M. & Davis, Philip Z.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mechanical Power.

Description: Patent for a new and improved engine. This design "relates to mechanical powers, the object being to combine with an ordinary tread-wheel mechanical advices adapted to be operated by horse-power to revolve said wheel. The invention consists in the features of construction and combination of parts" (lines 9-14).
Date: July 10, 1883
Creator: Perrin, William J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ignition System for Internal-Combustion Engines.

Description: Patent for Ignition System for Internal-Combustion Engines. "This invention relates to ignition systems for internal combustion engines and comprehends the provision of a dual ignition system for multiple cylinder engines with which either battery or magneto current may be used and having only two coils, one with a vibrator for the magneto current and one without a vibrator for the battery current." (line - 2)
Date: April 23, 1918
Creator: Richards, Harvey B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rotary Engine.

Description: Patent for improvements to rotary engine designs.
Date: April 22, 1884
Creator: Griffin, George L.; Shoup, William A. & Cade, James Robert
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Adjustable Split Lock-Nut or Union.

Description: Patent for an affordable and efficient coupling device for use "on valve rods of internal combustion engines, especially those used in automobiles and aeroplanes or on those motors or engines employing overhead valves and whereby the union or coupling may be readily and securely locked on a valve rod with sufficient resistance to withstand the strain of direct pressure" (lines 14-21).
Date: August 17, 1920
Creator: Dickinson, Harry E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for a steam train locomotive spark arrester consisting of curved pipe smoke stack that holds solid particles of exhaust on the edges of the pipe, which are expelled by the force of exhaust gases coming through, into the fire box thereby preventing their escape outside the engine reducing danger from stray sparks. This system also uses less fuel than previous systems.
Date: April 23, 1907
Creator: Chalfant, Cotter Strawn
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Postcard from J. D. Smith to George Pendexter, December 10, 1909]

Description: Postcard from J. D. Smith to George Pendexter with a photograph showing the "Grand Rapids Fire Engine at Burdick House Fire Kalamazoo, Mich." There is also a note on the back written by Smith detailing his arrival to Grand Rapids. The photograph shows the fire engine parked outside of a building with men standing around it; the wagon has a large steamer engine.
Date: December 10, 1909
Creator: Smith, J. D.
Item Type: Refine your search to only Postcard
Partner: Fire Museum of Texas

Lubricator.

Description: Patent for a new and improved lubricator. This design "relates to improvements in that class of lubricators wherein the oil reservoir or vessel is provided with a discharge-pipe passing through the bottom to the point of delivery, and rising within the reservoir to near its top, the steam rising in such pipe condensing and falling by gravity to the bottom of the reservoir, thus displacing the oil, and causing it to rise and flow down through the pipe to the parts to be lubricated" (lines 8-17).
Date: March 4, 1884
Creator: Bissett, Jean
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Valve-Motion.

Description: Patent for "a valve-motion having simple and positive means for varying the points at which the ports of the engine-cylinder are opened and closed to vary the lap and lead, and while accomplishing this result the invention has especial reference to a form of valve-motion designed for use in connection with that type of locomotive or other engines in which there is a comparatively short space between the drive or driving-shaft and the engine-cylinder." (Lines 11-21) Includes instructions and ill… more
Date: June 15, 1897
Creator: Shelb, Peter J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen