| [Standard “BELLFROLLER”] |
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| 1 shows the internal construction of Standard “ BELLFROLLER". The external diameter is normally φ80〜φ120. Air supply is made at either front or back side.
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| 2 shows the same roll supported at only one end. |
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| 3 shows a rubber covered “BELLFROLLER". |
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| 4 shows the internal construction of the “BELLFROLLER" of Drawing 3. |
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| [Weight Endurance Test] |
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| 5 shows one example of testing the Weight Endurance. One end of the film is fixed and the other end has a weight. The contact of the two cylinders each other under a certain weight is detected by the electric resistance. The air volume is measured by the flow meter and the pressure gauge. |
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| [Surfaces] |
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| 6 shows the details of various surfaces(6-1~6-5) of the “BELLFROLLER”. In addition, silicon wire winding or Teflon wire winding is available. |
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