Geometrical instruments – Scriber – Straight-line
Patent
1992-05-19
1994-05-10
Will, Thomas B.
Geometrical instruments
Scriber
Straight-line
15437, 401 48, B43L 1300
Patent
active
053096436
ABSTRACT:
An adapter apparatus mounted on a marking instrument to achieve movement in a straight line for marking through a pen/pencil member; highlighting with use of a highlighter pen member; magnifying fine print for ease of reading; and cutting a a support surface with movement in a straight line. The pen/pencil adapter assembly includes 1) a main support member connected to the marking instrument; 2) an alignment and ruler member connected to the main support member for measuring and and movement in a straight line; and 3) a support wheel assembly connected to the alignment and ruler member to achieve movement in a straight line on the support surface. Other embodiments include a magnifying adapter assembly having a magnifying member to magnify fine print; a pen/pencil adapter assembly having a projection support assembly; a highlighter adapter assembly for highlighting; and a cutter adapter assembly for cutting a surface in a straight line.
REFERENCES:
patent: 211825 (1879-01-01), Worthington
patent: 569038 (1896-10-01), Dow
patent: 683780 (1901-10-01), Moojeski
patent: 2362992 (1944-11-01), Dentzler, Jr.
patent: 2543009 (1951-02-01), Frost
patent: 2697416 (1954-12-01), Simmons
patent: 4680864 (1987-07-01), Heagerty
patent: 4858328 (1989-08-01), Heinen
Rein Phillip A.
Will Thomas B.
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