Corner finishing tool

Plastic article or earthenware shaping or treating: apparatus – Hand movable – substrate traversing – plural dimension shaping...

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Details

425 87, 152357, B05C 1710, B29C 2300

Patent

active

041166043

ABSTRACT:
Improvements in corner finishing tools for applying mastic material along a wall joint and comprising an improved means for adjusting the resilient flex between integral sides of a mastic retainer plate; an improved retainer plate having elongated interior pockets formed directly in front of a pair of doctor blades to receive and store mastic material and to collect small foreign particles, and baffle plates to direct the flow of mastic material; and an improved means for supporting the tool including a pair of side rollers rotatably mounted peripherally of an interior mastic cavity.

REFERENCES:
patent: 1938260 (1933-12-01), Morris
patent: 2178899 (1939-11-01), Shaffer
patent: 2594606 (1952-04-01), Ames
patent: 3932101 (1976-01-01), Johnson et al.
patent: 4032283 (1977-06-01), Johnson et al.

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