1. A system for thermally working a workpiece, the system comprising:
a torch body having a first axial end positionable near the workpiece;
a torch receptacle coupled to a second axial end of the torch body;
a plurality of ports extending axially through the torch receptacle from a first axial end of the torch receptacle to a second axial end of the torch receptacle; and
a plurality of fittings provided at the second axial end of the torch body for communication with a subset of the plurality of ports;
wherein the torch body comprises one of a plasma torch body and an oxy-fuel torch body that is exchangeably coupled to the torch receptacle;
wherein the subset of the plurality of ports is a plasma subset when the plasma torch body is coupled to the torch receptacle; and
wherein the subset of the plurality of ports is an oxy-fuel subset when the oxy-fuel torch body is coupled to the torch receptacle.
2. The system of claim 1, further comprising a plurality of leads coupled to the plurality of ports at the second axial end of the torch receptacle, the plurality of leads providing gas and electricity to the torch body.
3. The system of claim 2, wherein the plurality of leads comprises a plasma subset that communicates with the plasma subset of the plurality of ports, and an oxy-fuel subset that communicates with the oxy-fuel subset of the plurality of ports.
4. The system of claim 3, wherein a port in the plasma subset of the plurality of ports is common with a port in the oxy-fuel subset of the plurality of ports, and a corresponding lead in the plasma subset of the plurality of leads is common with a lead in the oxy-fuel subset of the plurality of leads.
5. The system of claim 2, wherein the plurality of leads comprises first and second hoses.
6. The system of claim 5, further comprising a combined gas console in fluid communication with the first and second hoses, wherein the combined gas console allows an operator of the system to select a plasma gas to flow through one of the first and second hoses and a shield gas to flow through the other of the first and second hoses to facilitate plasma working, or alternatively to select oxygen to flow through one of the first and second hoses and fuel gas to flow through the other of the first and second hoses to facilitate oxy-fuel working.
7. The system of claim 5, further comprising a plasma gas console in selective fluid communication with the first and second hoses, wherein the plasma gas console allows an operator of the system to select a plasma gas to flow through one of the first and second hoses and a shield gas to flow through the other of the first and second hoses to facilitate plasma working.
8. The system of claim 7, further comprising an oxy-fuel metering console in selective fluid communication with the first and second hoses, wherein the oxy-fuel metering console allows the operator of the system to select oxygen to flow through one of the first and second hoses and a fuel gas to flow through the other of the first and second hoses to facilitate oxy-fuel working.
9. The system of claim 8, further comprising a junction box that allows the operator of the system to select fluid communication from one of the plasma gas console and the oxy-fuel metering console to the first and second hoses.
10. The system of claim 9, wherein the junction box further receives the fuel gas and the oxygen from the oxy-fuel metering console, mixes the fuel gas and the oxygen to create an ignition gas, and provides the ignition gas to the oxy-fuel torch body through a third hose in the plurality of leads.
11. The system of claim 1, wherein the oxy-fuel torch body comprises a glow plug for internal ignition.
12. The system of claim 1, wherein the oxy-fuel torch body comprises an internal magnetic height-sensing system.
13. The system of claim 1, wherein the oxy-fuel torch body comprises internal flashback arrestors.
14. The system of claim 1, wherein each of the oxy-fuel torch body and the plasma torch body comprises quick-connect fittings for holding torch consumables.
15. The system of claim 1, wherein the first axial end of the torch receptacle comprises a quick-connect fitting for coupling with a mating quick-connect fitting on the second axial end of the torch body.
16. A method for thermally working a workpiece, the method comprising:
providing a torch receptacle having a plurality of ports extending axially therethrough from a first axial end of the torch receptacle to a second axial end of the torch receptacle;
exchangeably coupling one of a plasma torch body and an oxy-fuel torch body to the first axial end of the torch receptacle; and
providing gas and electricity via the plurality of ports to the one of the plasma torch body and the oxy-fuel torch body so as to thermally work the workpiece;
wherein the plasma torch body has a plurality of fittings for coupling with a plasma subset of the plurality of ports;
wherein the oxy-fuel torch body has a plurality of fittings for coupling with an oxy-fuel subset of the plurality of ports; and
wherein one or more ports in the plasma subset of the plurality of ports is common with one or more ports in the oxy-fuel subset of the plurality of ports.
17. The method of claim 16, further comprising providing a plasma gas and a shield gas through the plasma subset of the plurality of ports when the plasma torch body is coupled to the torch receptacle.
18. The method of claim 16, further comprising providing oxygen and a fuel gas through the oxy-fuel subset of the plurality of ports when the oxy-fuel torch body is coupled to the torch receptacle.
19. The method of claim 18, further comprising mixing the fuel gas and the oxygen externally of the oxy-fuel torch body to create an ignition gas, and providing the ignition gas to the oxy-fuel torch body via a port in the oxy-fuel subset of the plurality of ports.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An indicator, comprising:
an organic solvent soluble polymer;
a redox sensitive material which displays different visible properties in the oxidized and reduced forms, wherein the redox sensitive material in the oxidized form is bound to the organic solvent soluble polymer by ionic bonding; and
an electron donor; and
wherein the organic solvent soluble polymer is at least partially sulfonated polystyrene which is from about 10% to about 30% sulfonated.
2. The indicator of claim 1, wherein the organic solvent soluble polymer comprises a hydrophobic backbone and a plurality of electronically charged sidechains.
3. The indicator of claim 1, wherein the redox sensitive material comprises one or more of a thiazine dyestuff, an oxazine dyestuff, an azine dyestuff, a triphenylmethane dyestuff, an indophenol dyestuff, an indigo dyestuff, and viologen.
4. The indicator of claim 1, wherein the redox sensitive material comprises methylene blue.
5. The indicator of claim 1, wherein the indicator is supported on an inert material comprising at least one of glass, paper, fabric, plastic, ceramic, and metal.
6. The indicator of claim 5, wherein the inert material has a coating configured to seal at least a portion of the inert material having the indicator applied thereto.
7. The indicator of claim 6, wherein the coating provides a seal that is configured to inhibit oxidation of the indicator.
8. The indicator of claim 6, wherein the coating provides a semi-permeable seal that is configured to allow a controlled flow of an oxidizing agent to the indicator.
9. The indicator of claim 6, wherein the coating is comprised of one or more of PET, EVOH, PVDC, PVA, and regenerated cellulose.
10. The indicator of claim 6, wherein at least a portion of the coating is selectively removable.
11. The indicator of claim 1, wherein the indicator is dissolved in an organic solvent to form an ink.
12. The indicator of claim 11, wherein the organic solvent comprises one or more of acetone, ethyl acetate, and ethanol.
13. The indicator of claim 1, wherein the electron donor comprises at least one of an amine, a reducing saccharide, an oxidizable polymer, a polyol, glycerol, trihydroxyhexane, and a general anti-oxidant.
14. The indicator of claim 1, further comprising at least one semiconductor material that is sensitive to light having a wavelength of about 200-400 nm, and wherein upon irradiation of the semiconductor material by light having a wavelength of about 200-400 nm, an electron is donated by the electron donor to the semiconductor material which in turn provides an electron to the redox sensitive material causing the redox sensitive material to become reduced.
15. The indicator of claim 14, wherein the semiconductor material comprises an oxide of one or more of: titanium, tin, tungsten, zirconium, zinc, and mixtures thereof.
16. A printing substrate comprising the indicator as claimed in claim 1.
17. A blank prepared from the printing substrate as claimed in claim 16.
18. A package prepared from the printing substrate as claimed in claim 16.
19. A method for applying an indicator to a printing substrate, the method comprising:
providing an indicator, the indicator comprising:
an organic solvent soluble polymer; and
a redox sensitive material which displays different visible properties in the oxidized and reduced forms, wherein the redox sensitive material in the oxidized form is bound to the organic solvent soluble polymer by ionic bonding; and
wherein the organic solvent soluble polymer is at least partially sulfonated polystyrene which is from about 10% to about 30% sulfonated;
activating the indicator by reducing the redox sensitive material so as to convert the redox sensitive material into its reduced form;
equipping a printing assembly with the printing substrate;
applying to the printing substrate the activated indicator; and
providing a coating configured to seal at least a portion of the printing substrate having the activated indicator applied thereto.
20. The method of claim 19, wherein the indicator is applied to the printing substrate in the form of a LOGO or text.
21. The method of claim 19, wherein the printing substrate is configured to prepare a blank for use in the manufacture of a package.
22. The method of claim 21, further comprising arranging the blank to form a package.
23. The package prepared from the printing substrate as claimed in claim 22.
24. The blank prepared from the printing substrate as claimed in claim 21.
25. The printing substrate prepared by the method described in claim 19.