US PATENT SUBCLASS 446 / 41
.~.~.~.~.~ Having rewinding spring or plural discrete flaccid elements

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

Internet Version by PATENTEC © 1999      Terms of Use


446 /   HD   AMUSEMENT DEVICES: TOYS

34  DF  AERODYNAMICALLY SUPPORTED OR RETARDED {8}
36  DF  .~ Including rotary wing (e.g., helicopter, flying propeller, autogyro, etc.) {2}
37  DF  .~.~ And means to rotate wing {2}
38  DF  .~.~.~ Separable rotating means {3}
40  DF  .~.~.~.~ Including flaccid pulling element {2}
41.~.~.~.~.~ Having rewinding spring or plural discrete flaccid elements

DEFINITION

Classification: 446/41

Having rewinding spring or plural discrete flaccid elements:

(under subclass 40) Device including either (1) an elastically deformable member which causes the elongated pliant member to be rewrapped about the portion connected to the airfoil, or (2) a second, individually distinct elongated member formed of a nonself-sustaining pliant material and adapted to be wrapped about a portion connected to the airfoil and then pulled to rotate the airfoil.

SEE OR SEARCH THIS CLASS, SUBCLASS:

249, for similar actuating means for a top.