US PATENT SUBCLASS 49 / 45
.~.~ Move laterally of opening

Current as of: June, 1999
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49 /   HD   MOVABLE OR REMOVABLE CLOSURES

42  DF  PLURAL WINGS RADIATE FROM COMMON PIVOT; I.E., REVOLVING {3}
44  DF  .~ Wings fold for through passage {1}
45.~.~ Move laterally of opening

DEFINITION

Classification: 49/45

(under subclass 44) Device wherein the wings are mounted to move to the side of the opening to clear the mid-portion of the passage.