The screw jack can be used to raise and lower the movable passenger transition device of the airport mobile lounge illustrated in patent No. 3,083,784. The brake protects the screw from damage caused by overrotation. The brake element is made of a flexible, resilient, rubber-like material which is mounted on the jack shaft. A polyurethane rubber may be used.
Screw Jack Brake Device
1965
1 pages
Report
No indication
English