Vintage Drafting Machine Drawing Designer Engineering arms w scales For Sale

Up for sale is a NOS Small-sized drawing device “Constructor” NEW condition.Made in the famous factory YuzhMash(cradle of the USSR space rocketry)
Small-sized drawing device “Constructor” is designed to perform various drawing and graphic works on a board with an inclination angle of not more than 15 degrees to the table plane.The drawing instrument consists of two articulated parallelograms formed by two pairs of rods. The upper rods are pivotally attached to the bracket, with which the device is attached to the board. The lower rods are pivotally connected to the drawing head, which has a device for its rotation and fixation. Two drawing rulers are attached to the head, located at an angle of 90 degrees. When the trigger is pressed, the latch disengages, and the head can be rotated to the required angle, counted from the degree divisions of the protractor. The latch secures the head every 15 degrees. Fixing the head on the intermediate divisions is carried out by rotating the lock clockwise.
Technical characteristics of the device:1) Recommended drawing board size according to the type of standard GOST 6671-70:- length - 1000 mm- width - 750 mm- thickness - 20 mm2) The service area of ​​the device corresponds to the 24 format - GOST 2.301-68 - 594 x 841 mm3) Board tilt angle 10 - 15 degrees4)Permissible deviation between the ends of parallel lines 800 mm long, spaced one from the other at a distance of 600 mm - 2 mm.5)Head rotation angle: 90 degrees to the right and 60 degrees to the left.6) Fixation of the rotation of the head:a)latch from 0 degrees every 15 degrees,b)lock at any degree7) Ruler length: horizontal - 500 mm, vertical - 300 mm8)Device weight without case - 2.1 kg
The device kit includes:parallelogram system with a head - 1,bracket with two M8 screws - 1,horizontal ruler 500 mm - 1,vertical ruler 300 mm - 1,packaging - 1