Lifting telescoping tube

Spring devices – Fluid – Expansible-contractible chamber device

Patent

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Details

Other Related Categories

188282, 188300, 18832215, 188317, 267 6412, 267 6415, 267 6426, 267124, 293134, F16F 500, F16F 900

Type

Patent

Status

active

Patent number

048323187

Description

ABSTRACT:
The invention discloses a lifting telescoping tube which comprises a first tube receiving a pressure liquid, a second tube filled with a pressure gas, a first piston affixed to one open end of the second tube having a first through-passage and a second through-passage intercommunicating the first and second tubes, a check valve disposed in the second through-passage for preventing the pressure liquid from flowing into the first tube from the second tube, a second piston provided in the second tube dividing the second tube into a variable-volume liquid chamber and a variable-volume gas chamber.

REFERENCES:
patent: 2564790 (1951-08-01), Orloff et al.
patent: 3426651 (1969-02-01), Arendarski
patent: 3762514 (1973-10-01), Freitag
patent: 3801087 (1974-04-01), Akaike et al.
patent: 3804443 (1974-04-01), Komatsu
patent: 3817566 (1974-06-01), Keijzer et al.
patent: 3853311 (1974-12-01), Kreuzer et al.
patent: 3944270 (1976-03-01), Kreuzer
patent: 3977304 (1976-08-01), Meissner
patent: 4428567 (1984-01-01), Fournales
patent: 4433759 (1984-02-01), Ichinose
patent: 4437548 (1986-03-01), Ashiba
patent: 4480497 (1984-11-01), Locher
patent: 4629167 (1986-12-01), Kimura et al.
patent: 4662771 (1987-05-01), Roe et al.

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