Telescopic tubes

Details Telescopic tubes Telescopic tubes

1998-11-24

2000-11-07

Browne, Lynne H.

Joints and connections

Articulated members

Lockable at fixed position

403104, 403377, F16B 710

Patent

active

061426989

ABSTRACT:
There is provided telescoping tube apparatus including an outer tube 11, an intermediate tube 12 and an inner tube 13. The tubes can be telescoped together to provide a single tube of variable length by use of joining sleeves 21 and locking sleeves 31. The joining sleeves 21 include jaw means 24 which is acted upon by the locking sleeves 31 to lock the tubes in the desired position.

REFERENCES:
patent: 2841425 (1958-07-01), Oeters
patent: 3380097 (1968-04-01), Pharris
patent: 3722903 (1973-03-01), Jones
patent: 4154545 (1979-05-01), Pinto et al.
patent: 4378172 (1983-03-01), Groschupp
patent: 4948149 (1990-08-01), Lin et al.
patent: 5011104 (1991-04-01), Fang
patent: 5433551 (1995-07-01), Gordon
patent: 5649780 (1997-07-01), Schall
patent: 5695297 (1997-12-01), Geib

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