Geometrical instruments – Area integrators – Electrical
Patent
1976-11-10
1977-11-29
Aegerter, Richard E.
Geometrical instruments
Area integrators
Electrical
G01B 308
Patent
active
040599060
ABSTRACT:
A tie locating device having a notched groove at one end for referencing the narrow end of the tie, and a sliding scale extending from the other end of the device having thereon a series of references, which, when the slide is extended, provide a plurality of selected reference marks from which one would be selected and used to align the wide end of the tie, thereby determining the length position of the tie ends for correct tying.
REFERENCES:
patent: 3148450 (1964-09-01), Del Pesco
patent: 3747220 (1973-07-01), Weisnicht
Aegerter Richard E.
Little Willis
Phillips C. A.
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