The range of action of conventional clamps is significantly expanded, if the emphasis is extensible, as the wrench. It is done so. In an l-shaped bracket drilled and cut the hole for the clamping screw, and in its longest part — the holes for mounting the movable jaw. It is fixed with a pin or screw of corresponding diameter. V. DUDCHUK, S. kleschikha, Rivne region.
Recommend to read
REACTIVE “FRAME” DE-HAVILLAND
This project began with specification E6/41, dated November 1941 In her Ministry of aviation industry of great Britain has offered the firm "de Havilland air craft company" to explore...
FLOUR GRINDER…
Increasingly, the editor receives letters and phone calls with the same request — to publish drawings and to talk about how to make your own hands a simple mill. The need for this device...
