Ruler device for use in marking-off

Details Ruler device for use in marking-off Ruler device for use in marking-off

1982-04-02

1985-11-19

Haroian, Harry N.

Geometrical instruments

Scriber

Straight-line

33DIG1, B43L 1302

Patent

active

045533270

ABSTRACT:
A ruler device for use in marking-off which comprises a reference rail fixed to a surface table by means of a magnet, an orthogonal rail mounted on the reference rail detachably and shiftably along the reference rail and extending in an orthogonal direction relative to the reference rail, and a shifting table mounted shiftably along the orthogonal rail and being provided with a marking-off pin or scriber.

REFERENCES:
patent: 599620 (1898-02-01), Meissner et al.
patent: 1167543 (1916-01-01), Clendenning
patent: 1624280 (1927-04-01), Rasmusen
patent: 2001060 (1935-05-01), Fuchs
patent: 2813710 (1957-11-01), Angle
patent: 3108381 (1963-10-01), Kuebler

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