Method and device for folding back an unvulcanised blank
The method involves attaching blanks (4) on an inner tool (1), which is formed as a partial hollow inner sleeve (5) and as a bolt (2) provided with a control element. An outer tool i.e. hollow cylinder (8), is processed during folding of the blanks relatively and coaxially to the inner tool in direc...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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