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SAND-BLASTING DEVICE

  • US 3,599,375 A
  • Filed: 12/13/1968
  • Issued: 08/17/1971
  • Est. Priority Date: 12/13/1968
  • Status: Expired due to Term
First Claim
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1. A sandblasting device comprising a cabinet having front and rear walls, a pair of end walls and a top wall defining a blasting chamber and having a container at the lower end thereof comprising a hopper for retaining a supply of abrasive, a flexible conduit extending from said hopper exteriorly of the cabinet, a blaster gun having a handle at one end and an outlet nozzle at the opposite end thereof and also having a hose connection means thereon, said flexible conduit being connected with the hose connection means on the blaster gun for supplying an abrasive from the hopper to the gun for discharge through said nozzle, said cabinet having a single arm opening in said front wall through which an operator may insert his arm for the purpose of holding and manipulating an article to be blasted in the blasting chamber, said cabinet having a second opening formed at least partially in one end wall of the cabinet with its axis extending generally horizontally, a panel in said second opening, said panel having a generally central opening therein in which the outlet nozzle of the gun is adapted to be slideably inserted in generally frictionally sealed relation from exteriorly, of the cabinet while the handle of the gun and the hose connection means thereon remain exterior of the cabinet, said panel being flexible and sufficiently large to enable the nozzle of the gun when frictionally inserted through said central opening to be directed in various positions at the article which is hand held within the cabinet by manipulating the gun exteriorly of the cabinet by means of its handle while retaining the sealed connection between the outlet nozzle of the gun and said central opening in said flexible panel, whereby the article within the blasting chamber may be blasted when the nozzle of the gun is inserted into the central opening in the panel and a workpiece located exteriorly of the cabinet is adapted to be blasted when the gun is slideably removed from the opening in the panel.

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