Locking collar for telescoping cylindrical tubes

Details Locking collar for telescoping cylindrical tubes Locking collar for telescoping cylindrical tubes

1985-02-06

1989-04-04

Foss, J. Franklin

Joints and connections

Articulated members

Lockable at fixed position

248413, E04G 2502

Patent

active

048181358

ABSTRACT:
A locking device for securing inner and outer telescoping cylindrical tubes in a selected relationship. A resilient collar attached to one end of the outer tube includes and inner annular flange extending in close-fitting relation between the inner and outer tubes. A locking screw extending through the outer tube is actuatable to bear against and resiliently circumferentially displace the inner flange to lock the inner tube in the desired position. The device is particularly suited for use with adjustable stands such as hospital IV bottle stands and the like.

REFERENCES:
patent: 701669 (1902-06-01), Atkinson
patent: 1309375 (1919-07-01), Taylor
patent: 2023263 (1935-12-01), Blume
patent: 2344309 (1944-03-01), Koch
patent: 2472307 (1949-06-01), Nagel
patent: 2817548 (1957-12-01), Uthemann
patent: 3047061 (1962-07-01), Wilcox
patent: 3604734 (1971-09-01), Friedman
patent: 3955828 (1976-05-01), Boudreau
patent: 4111575 (1978-09-01), Hoshino
patent: 4140415 (1979-02-01), Koyamato
patent: 4185936 (1980-01-01), Takahashi

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