Figure 6.1k Hydraulic and pneumatic shock absorber of the Apollo docking device and its characteristic. 1. guide tube; 2. piston; 3. cavity with compressed gas (argon); 4. cylinder; 5. cavity filled with lubricant; 6. by-pass valve; 7. bellows. Figure 6.12. Hydraulic shock absorber oT the Apollo APDA and its characteristic. 1. plunger; 2. rod; 3. ‘‘soft" spring; 4. “rigid" spring; 5. aperture of variable cross section, a. course of rod 200.65 mm =
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