Under certain operating conditions (e.g., vibration) threaded connections progressively’m quite unhinged by it. To avoid this, do not have to screw the lock nut: its role can play and a kind of cap, bitumen or melted plastic coated on the end of the bolt and nut. V. GOLOVASHIN, Rybnoe, Ryazan region.
Recommend to read
MODEL ROCKET GLIDERS
Category S4. The rocket plane is an aircraft that is lifted into the air using the thrust of the rocket engine, and returns to earth planning with the engine off — using the aerodynamic...
“GENTLE” LAKE
For watering flowers in pots and the first weak sprouts of seedlings I have produced a gentle sprinkler system that gives a thin continuous trickle Effect is explained by the...
