IT1237442B - Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.
- Google Patents
Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.
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Publication number
IT1237442B
IT1237442BIT8720318AIT2031887AIT1237442BIT 1237442 BIT1237442 BIT 1237442BIT 8720318 AIT8720318 AIT 8720318AIT 2031887 AIT2031887 AIT 2031887AIT 1237442 BIT1237442 BIT 1237442B
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Application filed by Gattrugeri StefanofiledCriticalGattrugeri Stefano
Priority to IT8720318ApriorityCriticalpatent/IT1237442B/en
Publication of IT8720318A0publicationCriticalpatent/IT8720318A0/en
Application grantedgrantedCritical
Publication of IT1237442BpublicationCriticalpatent/IT1237442B/en
This invention refers to dynamic fluid expansion parts, equipped or not with reserve valves that can be used to build expandable shafts to stop paper spools or generically made from material wrapped in rolls or for stopping circular knifes etc, to regulate the length of the flexible, material strips that need to be cut.
IT8720318A1987-04-301987-04-30Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.
IT1237442B
(en)