IT1247610B - Stretching machine for uppers
- Google Patents
Stretching machine for uppers
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Publication number
IT1247610B
IT1247610BIT04550190AIT4550190AIT1247610BIT 1247610 BIT1247610 BIT 1247610BIT 04550190 AIT04550190 AIT 04550190AIT 4550190 AIT4550190 AIT 4550190AIT 1247610 BIT1247610 BIT 1247610B
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Application filed by Carmela RuggierofiledCriticalCarmela Ruggiero
Priority to IT04550190ApriorityCriticalpatent/IT1247610B/en
Publication of IT9045501A0publicationCriticalpatent/IT9045501A0/en
Publication of IT9045501A1publicationCriticalpatent/IT9045501A1/en
Application grantedgrantedCritical
Publication of IT1247610BpublicationCriticalpatent/IT1247610B/en
Shaping By String And By Release Of Stress In Plastics And The Like
(AREA)
Abstract
The invention concerns a pneumatic or oleodynamic device that makes the stretching operation of uppers, now carried out by hand, automatic, by means of pressure exerted by a piston on the upper arranged in heated form in contrast to a countermold, also heated.
IT04550190A1990-01-021990-01-02Stretching machine for uppers
IT1247610B
(en)