INJECTION DEVICE

A nozzle comprises a hollow element comprising a recess and an injection hol e (6) to inject fluid plastic into a mould, a heating tip which penetrates inside the recess and forms, together with the recess itself, a holding cavi ty (5) into which the channels (14) run. The holding cavity (5) compris...

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Bibliographic Details
Main Authors COROCHER, CARLO, ZOPPAS, MATTEO, GIACOMAZZI, DENIS, VENDRASCO, LUCA
Format Patent
LanguageEnglish
French
Published 29.09.2005
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:A nozzle comprises a hollow element comprising a recess and an injection hol e (6) to inject fluid plastic into a mould, a heating tip which penetrates inside the recess and forms, together with the recess itself, a holding cavi ty (5) into which the channels (14) run. The holding cavity (5) comprises a narrow section (52) which separates the holding cavity (5) into a rear porti on (51) and a front portion (50), in order to reduce or completely prevent exchanges of fluid plastic between the two areas.
Bibliography:Application Number: CA20052560662