USPC 446/58

U.S. Patent Classification 446/58 was for toys with propellers powered by a motor and gears.

Category tree:

• USPC 446/34 Aerodynamically supported or slowed toys: Device for amusement which includes a surface whose movement relative to the surrounding air, reacts to support the weight of the device or to restrict its velocity
  • USPC 446/35 Ornithopter: Device including flapping wings for supporting and propelling the device. See also USPC 244/11, USPC 244/22, USPC 244/28 for aircraft sustained aloft by beating wings.
  • USPC 446/36 Including rotary wing (e.g., helicopter, flying propeller, autogyro, etc.): Device including an airfoil which revolves about an axis to develop lift to support or retard the device.
  • USPC 446/37 And means to rotate wing: Devices including means for revolving the airfoil about the axis to develop lift.
    • USPC 446/38 Separable rotating means: Device wherein the means for revolving the airfoil detaches from the airfoil.
      • USPC 446/39 Including resilient actuator: Device wherein the detachable means includes an elastically deformable material which is deformed to store energy and then released to rotate the airfoil.
      • USPC 446/40 Including flaccid pulling element: Device wherein the separable means comprises an elongated member formed of a nonself-sustaining pliant material and which is intended to be wrapped about a portion connected to the airfoil and then pulled to rotate the airfoil.
        • USPC 446/41 Having rewinding spring or plural discrete flaccid elements: 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 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.
        • USPC 446/42 Flaccid element wound around and in contact with portion which moves aloft: Device wherein the portion about which the elongated pliant member is wrapped remains with the airfoil while it flies.
      • USPC 446/43 Including spiral actuator: Device wherein the separable means comprises a twisted or helically fluted member which is adapted to engage cooperating structure connected to the airfoil and is then pushed or pulled to rotate the airfoil.
    • USPC 446/44 Including elastomeric actuator: Device with stretchy material (e.g. rubber) that is elastically deformed to store energy, and can be released to rotate an airfoil.
    • USPC 446/45 Including rotary wing and projector: Device with a way to cast a revolving airfoil upward or outward, enabling the airfoil to rotate freely to provide lift.
  • USPC 446/46 Spinning disc: "Flying saucer" device whose surface is in the shape of a flat or concave disk designed to spin and sail through the air.
    • USPC 446/47 With electric light or a way to make sounds
    • USPC 446/48 Having through air passage: Device wherein the disk is provided with an opening through which air may pass across the thickness of the disk as it travels through the air.
  • USPC 446/49 Parachute: Device with a collapsible cupped or curved surface to slow an attached object
    • USPC 446/50 Released from airplane or simulated airplane: Device wherein the collapsed surface is carried by a toy fixed-wing aircraft from which it is discharged to assume an open, velocity retarding position.
    • USPC 446/51 Released from container: Device including a receptacle into which the collapsed surface is placed, and from which it is discharged to assume an open, velocity retarding position.
      • USPC 446/52 From rocket or simulated rocket: Device wherein the receptacle comprises a toy missile powered by a rocket engine, or a simulation of a missile.
      • USPC 446/53 Container detached from parachute: Device wherein the collapsible surface is completely separated from the receptacle after it is ejected therefrom.
    • USPC 446/54 Parachute and separable projector: Device including detachable means for casting the collapsed cupped or curved surface upwardly or outwardly.
  • USPC 446/55 Having retractable landing gear: Device including a ground engaging wheel, and means for movably mounting the wheel on the device for movement between a position of use and a storage position.
  • USPC 446/56 Jet-propelled: Toy moved under control by discharging fluid through a nozzle in the opposite direction
  • USPC 446/57 Having motor-driven propeller: Device including a rotating airfoil to provide forward thrust, and energy transducing or storing means for supplying power to rotate the airfoil. Toy aircraft having engine starters which fall within the scope of this definition will be found in this and indented subclasses.
    • USPC 446/58 Gear-driven or having propellers: Device wherein either (1) a driven member with teeth which engage teeth on a second rotatable member to rotate the second member and thereby the airfoil, or (2) the rotating airfoil is mounted on a first rotatable portion, and a second rotating airfoil is provided and is mounted on a second rotatable portion individually distinct from the first portion.
    • USPC 446/59 Elastomeric motor (e.g., rubber band): Device wherein the energy transducing or storing means comprises an elastically deformable member formed of rubber or a substance which exhibits similar characteristics.
      • USPC 446/60 Enclosed elastomeric motor: Device wherein a substantial portion of the elastically deformable member is surrounded on at least three sides by structural members extending along the length of the elastically deformable member.
  • USPC 446/61 Glider: Device having an airfoil which is caused to travel through the air by either releasing it at a height over a surface over which it will fly, or by supplying an initial impulse to project it forward or upward.
    • USPC 446/62 Having folding wing: Glider with a section of the airfoil is swingably mounted to another section of the airfoil whereby an overall dimension of the airfoil may be reduced.
    • USPC 446/63 Glider with projector or launcher: Device including either means for imparting an initial impulse to the airfoil, or separable means from which the airfoil is thrown into the air.
      • USPC 446/64 Resiliently biased projector: Launch mechanism which is deformed elastically and imparts an initial impulse to the airfoil while returning to its initial undeformed state.
        • USPC 446/65 Glider with means to retain resilient propulsion member in stressed condition: Device wherein releasable means are provided to hold the elastically deformable member in its deformed state.
    • USPC 446/66 Glider with adjustable mounted airfoil: Device with an attached fluid reaction surface which can be moved to several positions
    • USPC 446/67 Glider with longitudinally folded or creased fuselage: Device with an elongated body, formed from sheet material which is doubled over or bent, to which the airfoil is attached; "paper airplane"
    • USPC 446/68 Glider with ballast feature: Device including a discrete mass or high density portion which improves stability or control of the device while in flight.

References

This wiki has 1 patents in category "USPC 446/58".

Patents in category USPC 446/58

• Patent US-1909-935384 (English title: Flying-machine, Inventors: William H. Martin, Filing date: 1908-01-03)

Enclosing categories	USPC 446/34, USPC 446/57
Subcategories
Keywords	toys, powered, Propulsion
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End year