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Manufacturers Index - Robbins Engineering Co.
Patents
This page contains information on patents issued to this manufacturer.

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If you find a patent number or patent date by this manufacturer that is not on this list, please contact the Site Historian.


Key to Links for Patent Information

USPTO = U.S. Patent Office . Images of the actual patent can be viewed on the U.S. Patent Office web site but a special TIFF viewer must be installed with your browser in order properly work. More information on how to configure your computer to view these patents can be found at TIFF image Viewers for Patent Images.
DATAMP = Directory of American Tool And Machinery Patents . A sister site to VintageMachinery.org with information on patents related to machinery and tools. A much easier user interface than the USPTO's for finding information on machinery patents.

Patent Number Date Title Name City Description
2,217,048 Oct. 08, 1940 Magnetic work holder Carl W. Floss Detroit, MI
2,531,921 Nov. 28, 1950 Surface finishing fixture Russel A. Schultz Detroit, MI The invention is a fixture for grinding thin-edged parts such as jet turbine blades.
2,622,487 Dec. 23, 1952 Indexing table Russel A. Schultz Detroit, MI This index table is hydraulically powered from the same source as the machine tool itself, which is feasible because the indexer is only moving when the machine is stationary and vice versa.
2,767,460 Oct. 23, 1956 Turbine blade and method of making same Russel A. Schultz Detroit, MI