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US 2006/0137800 A1Published application
Method for continuously making foamed rubber material with texture thereon
OwnerSemi Kaoinventor
Life of this patent
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Abstract
A method for making the foamed rubber material with a texture thereon has the steps of a) Well mix a raw material, wherein the raw material has a rubber, a blowing agent and an accelerator etc. b) Press the raw material into a rubber sheet. c) Soften and heat a surface of the rubber sheet. d) Attach and press a surface layer on the surface of the rubber sheet to have an unfoamed rubber material. e) Vulcanize and foam the unfoamed material and forming a texture on a side thereof.
Claims13
A method, comprising the steps of:
- a) well mixing a raw material, wherein the raw material has a rubber, a blowing agent and an accelerator with a predetermined ratio;
- b) pressing the raw material into a rubber sheet;
- c) softening a surface of the rubber sheet;
- d) attaching and pressing a surface layer on the surface of the rubber sheet to have an unfoamed rubber material, and
- e) vulcanizing and foaming the unfoamed material and forming a texture on a side thereof.
2 more elements
A machine for making a foamed rubber material with a texture thereon, comprising:
- a box for vulcanization and foaming, and
- a conveyer unit for sending an unfoamed rubber material into the box for vulcanization and foaming and sending it out of the box, wherein the conveyer unit has a band-like metallic texture member, on which the rubber material is rest for movement.
Dependencies are inferred from the claim text.