Stay cord formula air bumper

• Main Author: SU XINWEN
• Format: Patent
• Language: English
• Published: 23.09.2015
• Subjects: CHECKS FOR WINGS; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; FIXED CONSTRUCTIONS; KEYS; LOCKS; PERFORMING OPERATIONS; SAFES; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The utility model discloses a stay cord formula air bumper, it is become by barrel, cover, stay cord, reset spring, piston, O shape circle, I -shaped valves, the barrel is equipped with the inner chamber, the piston is installed to the inner chamber, install reset spring on the piston, the cover is connected in the barrel upper end, the stay cord passes reset spring and the cover parallel connection stopper of taking over a job, the at least one end of stay cord outside the barrel, O shape circle is installed and is makeed the piston sealed with the formation of barrel internal face on the annular of piston circumference, the I -shaped valve respectively has an umbellate terminal surface in the inside and outside both sides of piston, and the I -shaped valve passes the air vent through inside and outside umbrella -type terminal surface ground joint in the piston air vent that can move about from top to bottom. The utility model discloses on reduce the part, simplifying structure, reduce cost's basis, reduce the exhaust noise, improved the damping performance.