Carpenter's tape machine

Geometrical instruments – Distance measuring – By flexible tape

Patent

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Details

2421072, 242848, B65H 7548, G01B 310

Patent

active

050018434

ABSTRACT:
A carpenter's tape measure having a unique arcuate section and a tape locking device. The position of the lock device and the arcuate section provides for more convenient operation of the tape and lock than is possible with other tapes.

REFERENCES:
patent: 2814881 (1957-12-01), Ljungberg
patent: 3435529 (1969-04-01), Quenot
patent: 3482798 (1969-12-01), Kawaguchi
patent: 3534478 (1970-10-01), Fisher
patent: 3577641 (1971-05-01), Smith
patent: 3816925 (1974-06-01), Hogan et al.
patent: 4131244 (1978-12-01), Quenot
patent: 4194703 (1980-03-01), Roe
patent: 4205448 (1980-06-01), Asai
patent: 4651429 (1987-03-01), Ljungberg et al.
patent: 4938430 (1990-07-01), Chapin

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