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US 6,302,334 B1Granted
Tar heating and spraying apparatus
AssigneePolitecnico Marco Fidel Suarez
InventorJulián Castaño Restrepo
Life of this patent
Estimating the term…
Abstract
The tar sprayer subject of the present application is conformed by a temperature system, a heating tank, a supply tank, a compressor and a spraygun. It permits the application of tar in industrial waterproofing and road asphalting processes at lesser cost and time, since it may be applied in a continuos manner, it facilitates the use of tar as waterproofer in areas which are difficult to access in the building industry.
Claims2
A tar heating and spraying apparatus comprising:
- a gas burner;
- a pipe that supplies a fuel gas to said gas burner;
- an electric motor that supplies a source of oxygen to said burner;
- an electric plant that provides energy to said electric motor and a control board, said electric plant being powered by said fuel gas;
- a heating tank heated by said gas burner and comprising an interior zone, an intermediate zone and an exterior zone;
- a supply tank that hold dense tar;
- a duct that connects said supply tank to said heating tank;
- a hose connecting said supply tank to said heating tank;
- an in line pump in cooperation with said hose;
- a lid covering a top opening in said supply tank;
- said supply tank having an intermediate zone and a hose connection to which a hose can be connected;
- a vent connecting said intermediate zone of said supply tank to said intermediate zone of said heating tank, said vent capable of transporting hot air from said intermediate zone of said heating tank to said intermediate zone of said supply tank which enables easy passage of tar;
- a sprayer gun having a first entry and a second entry;
- and
- a further hose connecting said intermediate zone of said heating tank to said sprayer gun, said further hose having an interior passageway through which the tar travels and having an outer passageway through which hot gases travel, said first entry of said sprayer gun in communication with said outer passageway of said further hose and receiving hot air and said second entry of said sprayer gun in communication with said interior passageway of said further hose and receiving tar.
12 more elements
A tar heating and spraying apparatus comprising:
- a gas burner;
- a pipe that supplies a fuel gas to said gas burner;
- an electric motor that supplies a source of oxygen to said burner;
- an electric plant that provides energy to said electric motor and a control board, said electric plant being powered by said fuel gas;
- a heating tank heated by said gas burner and comprising an interior zone, an intermediate zone and an exterior zone;
- a supply tank that hold dense tar;
- a duct that connects said supply tank to said heating tank;
- a temperature insulation located between said intermediate zone of said heating tank and said exterior zone of said heating tank;
- said exterior zone of said heating tank being defined by a protective shell of said heating tank;
- said heating tank having a conical base;
- a holding ring located on the outside of said protective shell and connecting said protective shell to said heating tank;
- a support base having a plurality of arms which support said conical base of said heating tank;
- a lid for covering said heating tank opening;
- and
- a compressor connected though a check valve to said heating tank, said compressor providing a compressed fluid to the top of said heating tank.
12 more elements
Dependencies are inferred from the claim text.