Chalking line holder

Details Chalking line holder Chalking line holder

1985-05-06

1985-12-31

Haroian, Harry N.

Geometrical instruments

Straightedge type

Wall guide and plumb

33413, B44D 300

Patent

active

045611890

ABSTRACT:
A holder or assister for enabling one person to set and stretch a chalking line and strike a chalk line without an assistant. The holder comprises a toe plate, a tubular member and a retainer plate integrally formed with each other and a center shaft inside the tubular member, these parts cooperate to hold the assister on various configurations of workpieces. Means are provided to attach one end of a chalking string to the assister and to permit accurate alignment of the chalking string with a reference mark on which a chalk line is to be struck.

REFERENCES:
patent: 472593 (1892-04-01), Tache
patent: 527335 (1894-10-01), Katani
patent: 909846 (1909-01-01), Cavileer
patent: 1017390 (1912-02-01), Dittrich
patent: 1064087 (1913-06-01), Prescott
patent: 1098033 (1914-05-01), Friendship
patent: 1106152 (1914-08-01), McIntosh
patent: 2663938 (1953-12-01), Stodgell
patent: 3122836 (1964-03-01), Aciego
patent: 3183595 (1965-05-01), Jopperi

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