Drive cylinder

Expansible chamber devices – With cushioning means effective over a portion only of stroke

Patent

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Details

92 85B, 92138, 92165PR, F01B 1102, F01B 700

Patent

active

044062150

ABSTRACT:
The drive cylinder comprises: an elongated rigid element having an internal chamber in which is located a rod guide dividing the chamber into two compartments; the rod, adapted to move longitudinally within the chamber, carries at one end a piston accommodated in one compartment and, at the other end, a head accommodated in the other compartment; a longitudinal aperture is arranged in the body of the cylinder, allowing a drive finger, secured to the head of the rod, to extend to the outside of the rigid element and to impart, to a slide carried by the cylinder, a longitudinal movement parallel with the axis of the cylinder.

REFERENCES:
patent: 676523 (1901-06-01), Wood
patent: 1281490 (1918-10-01), Billado
patent: 1954489 (1934-04-01), Partlow
patent: 3079786 (1973-03-01), Fowler
patent: 3447423 (1969-06-01), Henry
patent: 3805672 (1974-04-01), Pekrul
patent: 3988968 (1976-11-01), Peters et al.
patent: 4013385 (1977-03-01), Peterson

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