UNT Libraries Government Documents Department - 7 Matching Results

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Car Coupling.

Description: Patent for a new and improved coupling for railroad-cars. This design consists in "an ordinary draw-head provided with the usual pin-and-link coupling [that] can be readily and cheaply adapted for use as an automatic coupling. The invention consists in the combination, with a slotted draw-head and a coupling-pin swinging therein and provided with pivotal supports or trunnions, of a vertically-projecting and axially-rotatable guide loop or staple arranged on each side of the pin-slot and adapted… more
Date: July 13, 1886
Creator: Garrett, Jackson B.
Item Type: Refine your search to only Patent

Door Check.

Description: Patent for a new and improved door-check. This design "relates to improvements in devices for checking the movements of a door to prevent its forcible contact with a wall or other object, and for automatically fastening it in an open position, so that it will not be accidentally closed. The invention consists of a check or catch plate adapted to be secured to the floor or wall and provided with an inclined track for the passage of a spring-bolt on the door, a transverse projection being arrange… more
Date: May 25, 1886
Creator: Cevor, Charles
Item Type: Refine your search to only Patent

Harrow.

Description: Patent for a new and improved harrow. This design "has relation to that class of rotary harrows having arms provided with and extending radially from a common center, a track-ring connected to the upper side of the harrow-arms, upon which work friction-rollers connected to the seat-support. It is the object of the invention to improve the construction of the harrow-arms which carry the teeth, and the manner of connecting them to a common center, whereby the above class of harrows are materially… more
Date: June 29, 1886
Creator: McCann, William E.
Item Type: Refine your search to only Patent

Marine Torpedo Service.

Description: Patent for a new and improved torpedo system. This design is "to so place and connect the torpedoes that they may be drawn out of the way of friendly vessels, so that they will automatically resume positions that will interfere with the passage of [unfriendly] vessels . . . [and] the invention consists of a series or system of torpedoes that are connected to guide-lines that pass under anchored sheaves and lead to a point where the lines are all connected to a single manipulating-line . . . whi… more
Date: December 7, 1886
Creator: Aylesworth, Charles Samuel
Item Type: Refine your search to only Patent

Means for Effecting Upward Draft in Privies, Commodes, &c.

Description: Patent for a new and improved ventilation system. This design consists in "an aperture having a size about ten inches by seven inches in area, a ventilating draft-flue having a diameter of about six inches by six and one-half inches and a height of about ten feet, and a receptacle having a diameter of about twenty-two inches, the said relative proportions being followed accordingly as the size of the privy, commode, or closet is increased or decreased" (lines 56-64).
Date: November 2, 1886
Creator: Bardon, Prosper
Item Type: Refine your search to only Patent
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