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Universal precision sine bar attachmentThis invention relates to an attachment for a sine bar which can be used to perform measurements during lathe operations or other types of machining operations. The attachment can be used for setting precision angles on vises, dividing heads, rotary tables and angle plates. It can also be used in the inspection of machined parts, when close tolerances are required, and in the layout of precision hardware. The novelty of the invention is believed to reside in a specific versatile sine bar attachment for measuring a variety of angles on a number of different types of equipment.
Document ID
19890019460
Document Type
Other - Patent
Authors
Mann, Franklin D. (NASA Marshall Space Flight Center Huntsville, AL, United States)
Date Acquired
August 13, 2013
Publication Date
March 7, 1989
Subject Category
Mechanical Engineering
Accession Number
89N28831
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-MFS-28253-1|US-PATENT-4,809,441
Patent Application
US-PATENT-APPL-SN-165943
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