Joints and connections – Articulated members – Including static joint
Patent
1978-02-02
1979-02-20
Shedd, Wayne L.
Joints and connections
Articulated members
Including static joint
403 49, 403257, 403374, 403409, 2482224, 211182, F16B 902, F16B 704, F16C 1100, F16D 112
Patent
active
041404149
ABSTRACT:
An arrangement for connecting the ties to the uprights of a scaffolding includes a plurality of vertically elongated openings in the uprights, an end projection on a wedge-shaped end plate of the tie which has an enlarged end portion which is introduced into the interior of the upright through an enlargement of the opening while the stem of the projection is received in the opening when the enlarged end portion of the projection is received in the interior of the tubular upright, and a wedge element which is permanently mounted on the projection and interposed between the upright and the wedge-shaped end plate of the tie in the assembled position of the tie with the upright. The wedge-shaped end plate of the tie may be mounted on the remainder of the tie for pivoting relative thereto, and the remainder of the tie may consist of two or more components of similar configurations which are respectively received one within the other, being arrestable in a plurality of arresting positions to change the effective length of the tie.
REFERENCES:
patent: 2471839 (1949-05-01), Schumacher
patent: 3179212 (1965-04-01), Gostling
patent: 3288192 (1966-11-01), Bollinger
patent: 3434748 (1969-03-01), Leurent
patent: 3672710 (1972-06-01), Kroopp
patent: 3695649 (1972-10-01), Lavergne
patent: 4040754 (1977-08-01), Burroughs
Plettac GmbH
Shedd Wayne L.
Striker Michael J.
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