Tracing system

Details Tracing system Tracing system

1998-03-05

2000-02-08

Bennett, G. Bradley

Geometrical instruments

Scriber

Pantographic

33 415, B43L 1310

Patent

active

060215755

ABSTRACT:
A new tracing system for tracing complex profile shapes. The inventive device includes a right triangular base comprising a vertical side portion and a horizontal base portion. A diagonal connecting brace extends between the vertical side portion and the horizontal base portion. An elongated guide bar is secured to the vertical side portion of the right triangular base. A spring-loaded marker holder is coupled with an open lower end of the elongated guide bar. A marker is secured to the spring-loaded marker holder.

REFERENCES:
patent: 38720 (1863-06-01), Atwater
patent: 317309 (1885-05-01), Cox
patent: 967448 (1910-08-01), Sehler
patent: 1416357 (1922-05-01), Knuusi
patent: 2660791 (1953-12-01), Howell

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