Guide-pin

Details Guide-pin Guide-pin

1988-06-09

1990-12-04

Cuchlinski, Jr., William A.

Geometrical instruments

Scriber

Pantographic

33 42, 33 251, 33 2301, 33 2311, B43L 1310

Patent

active

049743260

ABSTRACT:
A guide-pin for use in tracing templates and stencils, having a first portion, a second portion and a third portion, the guide-pin having a single piece construction. The second portion and the third portion extend in a common plane and hold the first portion perpendicular to the common plane. The first portion is inserted vertically into a pantograph arm opening. The second and third portions are secured against the pantograph arm.

REFERENCES:
patent: 197885 (1877-12-01), Page
patent: 406796 (1889-07-01), Ulber
patent: 834470 (1906-10-01), Hanssen
patent: 938936 (1909-11-01), Ziegler
patent: 1392125 (1921-09-01), Dudash et al.
patent: 1496889 (1924-06-01), Kay
patent: 2027774 (1936-01-01), Hewel
patent: 2041022 (1936-05-01), Rassmussen
patent: 2411718 (1946-11-01), Feld
patent: 2835974 (1958-05-01), Wilkinson et al.
patent: 4397090 (1983-08-01), Nicyper

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