R4384

Drafting machine

R4384 Description

Not provided carrying case, track unit type, with counter balancing device , 1 class nondefinitive spec/std data, as modified by scale qty departure from cited document.

Features

With counter balancing device and 15 degrees inerval of automatic indexing

Properties of R4384

Carrying Case:
Not provided
Unit Type:
Track
Vernier Minimum Reading:
5.000 minutes
Drawing Maximum Size For Which Designed:
+42.000/+84.000 inches
Protractor:
Included
Protractor Type:
Movable
Protractor Calibration:
Quadrants
Protractor Quadrant Graduations:
Provided
Protractor Quadrant Minimum Increment In Deg:
1.0
Mounted Magnifier:
Not included
Adjusting Screw:
Not included
Nondefinitive Specification/std Data:
1 class and b style and ii type
Departure From Cited Document:
As modified by scale qty and carrying case
NSN:
6675-00-848-8246
Description:
Drafting Machine
Cage Code:

Definition Drafting Machine

An instrument primarily used in drafting, consisting of two joined arms, one end being secured to a stationary surface and the other end equipped with an adjustable protractor and removable ruled scale(s); or two rigid beams, one beam anchored across full length of top of drawing board, the other beam perpendicular to top beam equipped with adjustable protractor and removable ruled scale(s). It is used as a guide for drawing parallel lines at any angle on a chart or drawing, or transmitting reference points.

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Last modified 04/26/2024