Joints and connections – Articulated members – Lockable at fixed position
Patent
1978-03-01
1980-02-26
Shedd, Wayne L.
Joints and connections
Articulated members
Lockable at fixed position
403327, F16B 714
Patent
active
041903773
ABSTRACT:
An adjustable column with a pair of telescopically coupled members with a spring biased latch on an inner member which selectively engages notches along a longitudinal slot in the outer member. A manually tightenable lock secures the members together in a direction approximately parallel to the latch's movement. The lock also includes the protruding head to act as a pushbutton for disengaging the latch.
REFERENCES:
patent: 1055201 (1913-03-01), Mason
patent: 2546299 (1951-03-01), DuMais et al.
patent: 4080080 (1978-03-01), Cisler
American Hospital Supply Corporation
Barger Larry N.
Shedd Wayne L.
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