Convertible sign

A convertible sign in which one or a plurality of rotatable prismatic signs is arranged to be rotated through fixed angles by a Maltese cross and gear arrangement and to be locked in a new position by a lock fitted between arms of the Maltese cross. A plurality of signs can be fixed to rotate togeth...

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Bibliographic Details
Main Author WEISSKOPF; ERNST
Format Patent
LanguageEnglish
Published 25.11.1975
Subjects
ADVERTISING
CRYPTOGRAPHY
DISPLAY
DISPLAYING
EDUCATION
LABELS OR NAME-PLATES
PHYSICS
SEALS
SIGNALLING
SIGNS
TRAFFIC CONTROL SYSTEMS
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Summary:A convertible sign in which one or a plurality of rotatable prismatic signs is arranged to be rotated through fixed angles by a Maltese cross and gear arrangement and to be locked in a new position by a lock fitted between arms of the Maltese cross. A plurality of signs can be fixed to rotate together. A track-and-carriage mechanism coupled with an eccentric is used in one embodiment to rotate and lock the signs.
Bibliography:Application Number: US19740434899