Foldable traction-mat for motor vehicles

Details Foldable traction-mat for motor vehicles Foldable traction-mat for motor vehicles

1981-02-18

1982-11-23

Peters, Jr., Joseph F.

Railways: surface track

Electrical connections

Combined rail joint or support

404 35, E01B 2300

Patent

active

043601537

ABSTRACT:
An improved, foldable traction mat comprising a plurality of bars pivoted together to form a grid-like traction member when the mat is opened up for use. The bars pivot into generally parallel, closely adjacent position when the mat is folded up for storage.

REFERENCES:
patent: 2022655 (1935-12-01), Driscoll
patent: 2248537 (1941-07-01), Libbey
patent: 2422006 (1947-06-01), Friedman
patent: 2443319 (1948-06-01), Mack
patent: 3291393 (1966-12-01), May
patent: 3350013 (1967-10-01), Bergquist
patent: 3425624 (1969-02-01), Jacobs
patent: 3918638 (1975-11-01), Nelson

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