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Automatic Recording Apparatus for Vehicles.

Description: Patent for an improved automatic passenger register and mileage recorder for vehicles that travel on rails. It consists of a roller that is actives by a time motor, a strip that the roller moves, a pressure roller, a pair of rollers that a record sheet is wound between, a mechanism that controls movements of the pair of rollers, electromagnets that are connected to the seats, armature levers that mark the electromagnets current, a bell crank lever that marks the moving record sheet, and a sprin… more
Date: October 10, 1893
Creator: Baade, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Churn.

Description: Patent for a churn that has a frame supporting the churn and swinging motion mixes the cream. This invention successfully separates oily globules from the cream, thus making churning more effective and easy.
Date: October 10, 1893
Creator: Bailey, James Westey & McNorton, John Tomas
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Safety-Valve.

Description: Patent for an improved safety valve for boilers that consists of a valve chamber with a socket at its bottom, a valve seat with a steam outlet, a valve in the socket, a steam inlet tube that passes through and below the valve, a piston mounted in a guide chamber, a spring that holds the piston, a guide chamber with a valve seat, and a steam cylinder.
Date: October 10, 1893
Creator: Cameron, Charles Hoyle
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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