Joints and connections – Articulated members – Pivoted
Patent
1990-11-02
1991-06-11
Kundrat, Andrew V.
Joints and connections
Articulated members
Pivoted
403146, 403147, F16C 1100
Patent
active
050227785
ABSTRACT:
A pivot shaft constructed with a holder having a base and a vertical mount for a sleeve with a pair of diametrically opposed notches to lock into, above the base is a spring, a washer, and a nut. The spring has one end inserted into a hole of the base and another blockaded by a outer edge of a washer. A shaft consisting of a head, a cylinder, and a threaded portion locks into the sleeve, the vertical mount, the spring, and the washer by engaging with the nut.
REFERENCES:
patent: 463622 (1891-11-01), Drury et al.
patent: 1948788 (1934-02-01), Goldberg et al.
patent: 4624434 (1986-11-01), Lake, Jr. et al.
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