Spray gun
AssigneeITW Limited
InventorsTony Heard, Andrew Edge, Anthony John Bate, Rowland Charles Smith, Neville Thomas Pettit
Life of this patent
Estimating the term…
Abstract
An improved spray gun having an aluminum gun body and a sprayhead made of a plastics material, preferably of polybutylene terephthalate. The sprayhead is permanently secured to the spray gun body, preferably with a swaged ring of stainless steel. The spray gun may be provided with a plastic handle which is preferably formed from polybutylene with 10% of a polyester elastomer. In one embodiment, the sprayhead is oriented relative to the gun body prior to securing to select either gravity feed or suction feed for the sprayed fluid.
Claims15
A spray gun comprising an aluminum gun body, and a sprayhead made of a plastics material permanently secured to said gun body.
A spray gun comprising an aluminum gun body, and a sprayhead made of a plastics material permanently secured to said gun body, and wherein said sprayhead is of a hard plastics material, and further including a molding of a plastics material softer than said hard plastics material of said sprayhead, wherein said molding is clamped between said sprayhead and said gun body, said molding having faces with deformed beads which seal to said spray gun body and to said sprayhead.
A spray gun comprising an aluminum gun body, and a sprayhead made of a plastics material permanently secured to said gun body, wherein said body has a top aperture adapted for receiving coating fluid through gravity feed and a bottom aperture adapted for receiving coating fluid through suction feed, wherein said sprayhead has a spigot defining a coating fluid inlet which aligns with said top aperture when said sprayhead is secured to said gun body in a first position and which aligns with said bottom aperture when said sprayhead is secured to said gun body in a second position, and further including a hook adapted to support said spray gun, and means for securing said hook in said top aperture when said sprayhead is secured to said gun body in said second position.
Dependencies are inferred from the claim text.