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Baling Press.

Description: Patent for a new and improved baling press. This design is "to place two baling-chambers at a suitable angle to each other and to connect both of the followers to the same sweep; to attach each of the filling-doors of the baling-chambers to the sweep, so that when one door closes from its own weight the other will be opened by the movement of the sweep, and to provide each of the filling doors with an automatically-acting bolt mechanism, whereby the movement of the follower bolts the door, so t… more
Date: March 4, 1890
Creator: Spencer, Anderson Hood
Item Type: Refine your search to only Patent

Car-Coupling.

Description: Patent for a vertical hook car coupling that also couple air-brakes. In the invention "the drawheads are provided with interlocking tongues to prevent the disconnection of the drawheads by vertical movement; the interlocking faces of the drawheads are provided with sockets to receive a plug for completing the air passage for the train pipes; the drawheads are provided with means for receiving the ordinary hose-coupling on cars not provided with [the] drawhead, and finally other features of [the… more
Date: April 4, 1893
Creator: Ervin, Robert N.
Item Type: Refine your search to only Patent

Refrigerator or Cooler.

Description: Patent for a refrigerator that has an "arrangement of parts whereby the articles to be cooled are protected from moisture while the space in which said articles are arranged is inclosed by a film of moisture, which is designed to cool the inclosed atmosphere by evaporation" (lines 11-16). The covering is absorbent and the shelves inside are perforated.
Date: May 4, 1897
Creator: Burt, Henry M.
Item Type: Refine your search to only Patent
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