Joints and connections – Articulated members – Lockable at fixed position
Patent
1978-07-21
1979-05-15
Shedd, Wayne L.
Joints and connections
Articulated members
Lockable at fixed position
403109, 403341, 403350, 24136R, F16B 714
Patent
active
041545451
ABSTRACT:
The invention comprises an externally mounted locking mechanism for telescoping tubes that permits releasable adjustment of the tubes to any telescoping position relative to each other and utilizes multiple cam action locking means operating both longitudinally and circumferentially relative to the tubes. Two preferred embodiments are disclosed, a two-piece structure and a three-piece structure, both of which are preferably molded from a plastic material.
REFERENCES:
patent: 1064663 (1913-06-01), Maynard
patent: 3051514 (1962-08-01), Consolloy
patent: 3261070 (1966-07-01), Abolins
patent: 3667788 (1972-06-01), Greenwood
Pinto Joseph G.
Yazvac, Jr. George
Shedd Wayne L.
The Sherwin-Williams Company
Tura James V.
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