US PATENT SUBCLASS 49 / 49-- WITH TRAFFIC DIRECTOR OR CONTROLLER; E.G., ONE-WAY

US PATENT SUBCLASS 49 / 49
WITH TRAFFIC DIRECTOR OR CONTROLLER; E.G., ONE-WAY

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999 Terms of Use

49 /	HD	MOVABLE OR REMOVABLE CLOSURES

49		WITH TRAFFIC DIRECTOR OR CONTROLLER; E.G., ONE-WAY

DEFINITION

Classification: 49/49

(under the class definition) Device comprising a closure mounted to bar a passage, and further provided with means to either (1) guide or point out the course of travel through the passage, (2) restrict travel through the passage to only one direction, or (3) regulate the number of persons permitted through the passage, e.g., at the same time.

SEE OR SEARCH THIS CLASS, SUBCLASS:

42+, for a revolving closure for directing or controlling traffic through a passage, especially subclasses 46+ for a turnstile.

68, for a passage which confines the path of travel of the user, and a series of closures for the passage, used successively by the traveler.

SEE OR SEARCH CLASS

105, Railway Rolling Stock,

341+, for a railroad car having an entrance or exit control. 222, Dispensing,

483, for a discharge controller interrelated with the movement or position of a plurality of closures.