Signals and indicators – Navigation devices
Patent
1976-06-01
1977-09-13
Yasich, Daniel M.
Signals and indicators
Navigation devices
116114K, B60Q 126, G02B 500
Patent
active
040477983
ABSTRACT:
This disclosure pertains to a signalling device which is magnetically temporarily secured to an exterior surface of a motor vehicle. When in use, two end elements are disposed in parallel spaced apart relationship by a plurality of interconnected linkage arms forming a series of parallelograms. When expanded, the apparatus forms a display area having a substantially rectangular shape bounded on two sides by the end elements. The display surfaces of the end elements and the linkage arms are adapted with a reflective material permitting the operator of an oncoming vehicle to readily discern the presence of a disabled vehicle. The linkage arms are collapsible, thereby permitting easy storage within the motor vehicle when not in use. Carrying and size adjusting handles and a locking mechanism for locking the device in a collapsed position are provided.
REFERENCES:
patent: 1520815 (1924-12-01), Fisher
patent: 1854347 (1932-04-01), Partridge, Jr.
patent: 2048800 (1936-07-01), Levitt
patent: 2411187 (1946-11-01), Boogher
patent: 2613463 (1952-10-01), Transue
patent: 3119588 (1964-01-01), Keats
patent: 3241796 (1966-03-01), Asher et al.
patent: 3507245 (1970-04-01), Grabow
patent: 3672323 (1972-06-01), Hawes
patent: 3922998 (1975-12-01), May
Farkas Robert D.
Yasich Daniel M.
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