Resilient signalling post

Details Resilient signalling post Resilient signalling post

1992-10-02

1993-12-07

Yasich, Daniel M.

Signals and indicators

Street traffic

Portable

40607, 404 10, E01F 900

Patent

active

052675238

ABSTRACT:
A signalling panel comprises two superposed transparent plies of plastic material peripherally secured together. The plates have a cylindro-convex configuration and the two plies are slightly spaced from each other to provide a slot therebetween for receiving a flexible sheet displaying a visible information through the two plies. The panel when narrow is secured to a rigid base while when wide is contemplated to be secured to a flexible base member.

REFERENCES:
patent: 3212415 (1965-10-01), Byra
patent: 4061435 (1977-12-01), Schmanski et al.
patent: 4084914 (1978-04-01), Humphrey et al.
patent: 4249357 (1981-02-01), Cornou
patent: 4460161 (1984-07-01), Grenga
patent: 4779955 (1988-10-01), Schmanski
patent: 5040478 (1981-08-01), Hughes
patent: 5114149 (1992-05-01), Bailey

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