Polyarticulated retractile mechanism

Details Polyarticulated retractile mechanism Polyarticulated retractile mechanism

1984-08-14

1987-03-24

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

52108, 52111, 52646, 180 71, 248178, 254 89H, 901 15, 901 22, 901 28, B25J 102, E04H 1218, E04B 1344

Patent

active

046515895

ABSTRACT:
The invention provides a retractile polyarticulated mechanism comprising at least one elementary mechanism (4) formed of two endmost pieces (5, 6) one of which is a reference and, for connecting these endmost pieces (5, 6) together at least three legs (7,8,9) situated in separate planes and formed of two parts (10 and 11, or 12 and 13, or 14 and 15) each associated, on the one hand, with the other part forming the same leg by a spherical connection (16, 17 and 18) and, on the other hand, with an endmost piece (5, 6) different from the one with which this other part is associated by a rotoid connection (either 19 or 20, either 21 or 22, or finally 23 or 24).

REFERENCES:
patent: 3215391 (1965-11-01), Storm
patent: 3288421 (1966-11-01), Peterson
patent: 3606719 (1971-09-01), Berry
patent: 3712481 (1973-01-01), Harwood
patent: 3794283 (1974-02-01), Furno
patent: 4089147 (1978-05-01), Bain
patent: 4300362 (1981-11-01), Lande et al.

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