Claims
- 1. A method of making an endless pressure belt comprising a fabric of steel wires and a resilient covering layer for use in apparatus for continuously hot pressing a web of material, said method comprising the steps of
- (1) superimposing and pressing together said fabric of steel wires and a layer of butyl rubber with an adhesive between said fabric of steel wires and said layer of butyl rubber,
- (2) coating with an adhesive the exposed surfaces of at least one of said layer of butyl rubber and a textile layer,
- (3) pressing said layer of butyl rubber and said textile layer together, thereby bonding the combination of said fabric of steel wires, said butyl rubber layer and said textile layer by the action of heat and pressure, with simultaneous vulcanisation of said butyl rubber layer,
- (4) coating with adhesive the exposed surface of at least one of said textile layer and a silicon rubber layer, and
- (5) applying heat and pressure to secure said silicon rubber layer to said textile layer with simultaneous vulcanisation of said silicon rubber layer; said butyl rubber layer, said textile layer and said silicon rubber layer together forming said resilient covering layer.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2856646 |
Dec 1978 |
DEX |
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Parent Case Info
This is a division of application Ser. No. 107,567, filed Dec. 27, 1979, now U.S. Pat. No. 4,269,585.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3900360 |
Leatherman |
Aug 1975 |
|
3900627 |
Angioletti et al. |
Aug 1975 |
|
3996082 |
Leatherman |
Dec 1976 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
107567 |
Dec 1979 |
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