U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Multiple projectile blow gun magazine assembly

Patent 5544642 Issued on August 13, 1996. Estimated Expiration Date: Icon_subject July 14, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

278005

3726266

3729853

Toy air pistol for launching missile bullet
Patent #: 4848307
Issued on: 07/18/1989
Inventor: Tsao

Airgun magazine
Patent #: 4986251
Issued on: 01/22/1991
Inventor: Lilley

Air operated toy gun
Patent #: 5186156
Issued on: 02/16/1993
Inventor: Clayton

Launcher for launching multiple fireworks projectiles Patent #: 5282455
Issued on: 02/01/1994
Inventor: Adamson, et al.

Inventor

Assignee

Application

No. 503077 filed on 07/14/1995

US Classes:

124/62, Provided by user's mouth or lungs124/48, Rotary124/59Having common supply to plural projector barrels

Examiners

Primary: Nicholson, Eric K.
Assistant: Ricci, John A.

Attorney, Agent or Firm

International Classes

F41B 001/00
F41B 011/02

Abstract

A multi-shot blow gun assembly includes a rotatable dart magazine mounted around a fixed shaft. A proximal end cap is secured to the shaft adjacent the proximal end, and defines a projectile loading aperture and an air input aperture. A distal end cap is secured to the shaft adjacent the distal end, and defines a projectile exit aperture. The projectile magazine is rotably mounted around the shaft between the proximal and distal caps, and defines a number of chambers each configured to receive one of the plurality of projectiles. Selectively revolving the magazine about the shaft aligns each of the number of chambers with the loading aperture to define a corresponding projectile loading path and aligns each of the number of chambers with the input and exit apertures to define a corresponding projectile launching path. A spring-loaded indexer is coupled between an end face of the magazine and one of the proximal and distal caps. The end face includes a number of recesses corresponding to the number of chambers. The indexer includes a finger configured to engage each of the number of recesses to provide a corresponding number of rotational stops.

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