Cylinder device for displacing workpiece

Details Cylinder device for displacing workpiece Cylinder device for displacing workpiece

1997-09-16

2000-03-21

Denion, Thomas E.

Expansible chamber devices

With inspection window in expansible chamber wall portion

With lock

92117A, 92107, 92111, 92164, 92165PR, F01B 2526

Patent

active

060389591

ABSTRACT:
A cylinder device includes a casing with a pair of fluid inlet/outlet ports defined therein, a base plate, a piston fixed to the base plate, a cylinder, and a top plate. The cylinder device also has first, second, and third cylinder chambers defined in the cylinder between the base plate, the piston, and the top plate, a first fluid passage and a second fluid passage through which one of the fluid inlet/outlet ports communicates with the first and third cylinder chambers, and a third fluid passage and a fourth fluid passage through which the other fluid inlet/outlet port communicates with the second cylinder chamber.

REFERENCES:
patent: D382331 (1997-08-01), Iida et al.
patent: D382631 (1997-08-01), Iida et al.
patent: 1788298 (1931-01-01), Hottel
patent: 2841117 (1958-07-01), Sewn
patent: 3465650 (1969-09-01), Gluck
patent: 4130205 (1978-12-01), Luthi
patent: 4257314 (1981-03-01), Deschner
patent: 4896584 (1990-01-01), Stoll et al.
patent: 5651302 (1997-07-01), Mills
patent: 5669283 (1997-09-01), Iida et al.

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