Hydraulically actuated locking element with two locking bolts ax

Details Hydraulically actuated locking element with two locking bolts ax Hydraulically actuated locking element with two locking bolts ax

1997-01-24

1998-08-04

Nguyen, Hoang

Expansible chamber devices

Moving cylinder

92117R, F01B 1502

Patent

active

057877920

ABSTRACT:
A hydraulically actuated locking element with two locking bolts axially displaceable on an axis. A carrying structure is provided with two, slidingly guided hydraulic cylinders, two cylinder bottoms, which act as locking bolts and are designed as force-transmitting cylinder bottom. A centrally fastened, common piston rod of the hydraulic cylinders is provided with a stationary piston at each piston rod end. A centrally rigidly connected piston rod fastening is arranged in the carrying structure and between the two, sliding hydraulic cylinders. The piston rod fastening and the piston rod are provided with holes for guiding hydraulic oil.

REFERENCES:
patent: 4003219 (1977-01-01), Stull
patent: 4020745 (1977-05-01), Iijima et al.
patent: 4539893 (1985-09-01), Zingl
patent: 4608876 (1986-09-01), Rosell
patent: 4796514 (1989-01-01), Richter
patent: 5014602 (1991-05-01), Iwata
patent: 5061078 (1991-10-01), Yada

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