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

Adapter for an air spray paint gun

Patent 5069389 Issued on December 3, 1991. Estimated Expiration Date: Icon_subject November 7, 2009. 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

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Inventor

Application

No. 432950 filed on 11/07/1989

US Classes:

239/289, COMBINED OR CONVERTIBLE239/345, Discharge from upended or tilted holder (e.g., by gravity feed to reducer)239/346, Holder coupled to gas supply source239/526Pistol grip type

Examiners

Primary: Kashnikow, Andres

Attorney, Agent or Firm

Foreign Patent References

  • 216722 DE2 05/13/2012
  • 247846 DE2 02/13/2012
  • 729382 DE2 11/13/2012
  • 333908 GB 08/13/2012
  • 498772 GB 01/13/2012
  • 726455 GB 03/13/2012

International Class

B05B 007/30

Abstract

The adapter is useful in providing overhead gravity feed of paint to a conventional air spray paint gun having a bottom paint inlet port. The adapter includes a paint receptacle with a closable top lid and a bottom outlet. The receptacle can be transparent and bear volume indicia so that the amount of paint left in the receptacle can be estimated as spraying proceeds. The receptacle lid can be hinged and bear a releasable latch plate. The adapter also includes a conduit, the upper end of which is releasably connected to the receptacle at the outlet. The conduit depends from the receptacle and is adapted to support it in the upright position directly above an air spray paint gun. The conduit includes an upper laterally and downwardly adapted to flank the side of the spray gun curved portion, a transverse lower portion connected to the lower end of the upper portion and an upwardly directed central lower end bearing a connector to pivotably connect the conduit to the bottom paint inlet port of an air spray paint gun. Thus, the position of the paint receptacle and conduit can be changed by pivoting the conduit. Moreover, in one embodiment, the transverse portion is long enough to enable the upper portion of the conduit to be swung around the front of the nozzle to switch sides thereof. When the upper portion is also curved forwardly or rearwardly, such switching selectively centers the receptacle over the nozzle or handle to facilitate painting selected areas of the floor, ceiling or walls of a structure. The conduit can also include a stop cock or valve to close paint flow to the gun from the receptacle. The valve can be connected to and operated by the gun trigger.

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