Claims
- 1. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector and a second injector; utilizing the first injector to inject a first material around the tip; utilizing the second injector to inject a second material around the tip; and discharging the first and second Material from the tip through the die.
- 2. A method according to claim 1 wherein the tip-and-die assembly is a pressure-die assembly.
- 3. A method according to claim 1 wherein the first and second injectors are reciprocating-screw type injectors.
- 4. A method of forming a product, comprising:
providing a tip and die assembly having a tip, a die, first injector and a second injector; introducing a first non-molten material into the first injector; introducing a second non-molten material into the second injector; melting the first non-molten material into a first molten material inside the first injector; melting the second non-molten material into a second molten material inside the second injector; injecting the first molten material out of the first injector around the tip; injecting the second molten material out of the second injector around the tip; discharging the first molten material from the tip through the die; and discharging the second molten material from the tip through the die.
- 5. A method according to claim 4 wherein the tip-and-die assembly is a pressure-die assembly.
- 6. A method according to claim 4 wherein the first and second injectors are reciprocating-screw type injectors.
- 7. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector, a second injector and a flow controller; introducing a first material into the first injector; introducing a second material into the second injector; utilizing the first injector to inject the first material through the flow controller and around the tip; utilizing the second injector to inject the second material through the flow controller and around the tip;
wherein the flow controller receives material injected out of the first injector and the second injector and blocks residual material coming out of the first injector when material is injected out of the second injector and blocks residual material coming out of the second injector when material is injected out of the first injector; and discharging the first and second material from the tip through the die.
- 8. A method according to claim 7 wherein the first and second materials are different materials.
- 9. A method according to claim 7 wherein the first and second materials are different grades of the same material.
- 10. A tip-and-die assembly, comprising:
a housing, including
a tip; a die; an injector;
wherein the injector injects material around the tip and out through the die.
- 11. A tip-and-die assembly according to claim 10 further including a diverting channel disposed in the housing, wherein the diverting channel includes a valve for selectively diverting material flowing between the tip and the die.
- 12. A tip-and-die assembly according to claim 10 wherein one of the housing or tip revolves relatively around the other.
- 13. A tip-and-die assembly according to claim 10 wherein the die is a pressure-die.
- 14. A tip-and-die assembly according to claim 10 wherein the injector is a reciprocating-screw type injector.
- 15. A tip-and-die assembly, comprising:
a tip; a die; a first injector; a second injector; and a flow controller;
wherein the first injector injects material through the flow controller around the tip and through the die; wherein the second injector injects material through the flow controller around the tip and through the die; and wherein the flow controller receives material injected out of the first injector and the second injector and blocks residual material coming out of the first injector when material is injected out of the second injector and blocks residual material coming out of the second injector when material is injected out of the first injector.
- 16. A tip-and-die assembly according to claim 15 wherein the first and second injectors are reciprocating-screw type injector.
- 17. A tip-and-die assembly according to claim 15 wherein the flow controller shaft is temperature controlled.
- 18. A tip-and-die assembly according to claim 15 wherein the flow controller further includes a bleeding groove; and wherein excess material from the first injector or the second injector is re-routed through the bleeding groove.
- 19. A tip-and-die assembly, comprising:
a head including a tip and a die; a first injector; a second injector; and a flow controller, wherein the flow controller receives material injected out of the first injector and the second injector and blocks residual material coming out of the first injector when material is injected out of the second injector and blocks residual material coming out of the second injector when material is injected out of the first injector.
- 20. A tip-and-die assembly according to claim 19 wherein the head is a pressure-die head.
- 21. A tip-and-die assembly according to claim 19 wherein the first and second injectors are reciprocating-screw type injectors.
- 22. A method of forming a product, comprising:
providing a tip-and-die assembly having a housing, a tip disposed in the housing, a die disposed in the housing, a first injector and a second injector; utilizing the first injector to inject a first material around the tip; utilizing the second injector to inject a second material around the tip; and discharging the first and second material from the tip through the die.
- 23. A method according to claim 22, further including providing a diverting channel disposed in the housing, wherein the diverting channel selectively diverts material flowing between the tip and the die.
- 24. A method according to claim 22 wherein one of the housing or tip revolves relatively around the other.
- 25. A product forming method, comprising:
a tip-and-die assembly having a tip, a die, a first injector and a second injector; the first injector being to inject a first material around the tip; the second injector being to inject a second material around the tip; and means for mixing the first flowable material and the second flowable material to form a mixed material; and means for discharging the mixed material from the tip out through the die to form a product.
- 26. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector, a second injector and a re-routing channel; utilizing the first injector to push a first material around the tip and towards the die; utilizing the second injector to push a second material around the tip and towards the die; and re-routing part of the flowable material through the re-routing channel and thereby away from the die.
- 27. A method according to claim 26 wherein the first and second materials are different materials.
- 28. A method according to claim 26 wherein the first and second materials are different grades of the same material.
- 29. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector and a second injector; utilizing the first injector to inject a first material around the tip; utilizing the second injector to inject a second material around the tip; discharging the first and second material from the tip through the die; and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 30. A method of forming a product, comprising:
providing a tip and die assembly having a tip, a die, first injector and a second injector; introducing a first non-molten material into the first injector; introducing a second non-molten material into the second injector; melting the first non-molten material into a first molten material inside the first injector; melting the second non-molten material into a second molten material inside the second injector; injecting the first molten material out of the first injector around the tip; injecting the second molten material out of the second injector around the tip; discharging the first molten material from the tip through the die; discharging the second molten material from the tip through the die. and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 31. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector, a second injector and a flow controller; introducing a first material into the first injector; introducing a second material into the second injector; utilizing the first injector to inject the first material through the flow controller and around the tip; utilizing the second injector to inject the second material through the flow controller and around the tip;
wherein the flow controller receives material injected out of the first injector and the second injector and blocks residual material coming out of the first injector when material is injected out of the second injector and blocks residual material coming out of the second injector when material is injected out of the first injector; discharging the first and second material from the tip through the die, and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 32. A method according to claim 31 wherein the first and second materials are different materials.
- 33. A method according to claim 31 wherein the first and second materials are different grades of the same material.
- 34. A method of forming a product, comprising:
providing a tip-and-die assembly having a housing, a tip disposed in the housing, a die disposed in the housing, a first injector and a second injector; utilizing the first injector to inject a first material around the tip; utilizing the second injector to inject a second material around the tip; discharging the first and second material from the tip through the die; and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 35. A product forming method, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector and a second injector; utilizing the first injector to inject a first material around the tip; utilizing the second injector to inject a second material around the tip; and mixing the first flowable material and the second flowable material to form a mixed material; discharging the mixed material from the tip out through the die to form a product; and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 36. A method of forming a product, comprising:
providing a tip-and-die assembly having a tip, a die, a first injector, a second injector and a re-routing channel; utilizing the first injector to push a first material around the tip and towards the die; utilizing the second injector to push a second material around the tip and towards the die; re-routing part of the flowable material through the re-routing channel and thereby away from the die; and forming the product into a product, such product being selected to be at least one of a medical product, an electrical cable, hose pipe, compression fitting, heat shrinkable tube, artificial turf, fabric, or shoe lace.
- 37. A method according to claim 36 wherein the first and second materials are different materials.
- 38. A method according to claim 36 wherein the first and second materials are different grades of the same material.
- 39. A medical product being selected to be at least one of a fluid supply tube or catheter; the product comprising:
a length of a first material having a first stiffness; a length of a second material having a different stiffness, the two lengths being integrally connected and being formed through a process of injection through a die and thereby having a relatively integral elongated combined length defining a portion; and the product combined length portion being a consumer product, such consumer product being selected to be at least one of a fluid supply tube or catheter.
- 40. A consumer product being selected to be at least one of an electrical cable, hose pipe, compression fitting, heat shrinkable tube, or shoe lace; the product comprising:
a length of a first material having a first stiffness; a length of a second material having a different stiffness, the two lengths being integrally connected and being formed through a process of injection through a die and thereby having a relatively integral elongated combined length defining a portion; and the product combined length portion being a consumer product, such consumer product being selected to be at least one of an electrical cable, hose pipe, compression fitting, heat shrinkable tube, or shoe lace.
- 41. A consumer product being selected to be at least one of artifical turf or fabric; the product comprising:
a length of a first material having a first stiffness; a length of a second material having a different stiffness, the two lengths being integrally connected and being formed through a process of injection through a die and thereby having a relatively integral elongated combined length defining a portion; and the product combined integral length portions having multiple other portions arranged in side by side relationship thereby to form a consumer product, such consumer product being selected to be at least one of artificial turf or fabric.
- 42. A product according to claim 39 wherein the first and second materials are different materials.
- 43. A product according to claim 39 wherein the first and second materials are different grades of the same material.
- 44. A product according to claim 40 wherein the first and second materials are different materials.
- 45. A product according to claim 40 wherein the first and second materials are different grades of the same material.
- 46. A product according to claim 41 wherein the first and second materials are different materials.
- 47. A product according to claim 41 wherein the first and second materials are different grades of the same material.
- 48. A product formed by the method of claim 29.
- 49. A product formed by the method of claim 30.
- 50. A product formed by the method of claim 31.
BACKGROUND OF THE INVENTION
[0001] Field of the Invention: The present invention relates to application Ser. No. 09/792,941, filed Feb. 26, 2001, and entitled “FOLDABLE ELECTRIC CORD ARRANGEMENT AND MANUFACTURE”; and Provisional Application Serial Nos. 60/273,679; 60/273,753; 60/273,754, filed Mar. 5, 2001, the contents of which are all incorporated by reference herein.
Provisional Applications (3)
|
Number |
Date |
Country |
|
60273679 |
Mar 2001 |
US |
|
60273753 |
Mar 2001 |
US |
|
60273754 |
Mar 2001 |
US |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09792941 |
Feb 2001 |
US |
Child |
09976795 |
Oct 2001 |
US |