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.

Info

Publication number
IT1237442B
IT1237442B IT8720318A IT2031887A IT1237442B IT 1237442 B IT1237442 B IT 1237442B IT 8720318 A IT8720318 A IT 8720318A IT 2031887 A IT2031887 A IT 2031887A IT 1237442 B IT1237442 B IT 1237442B
Authority
IT
Italy
Prior art keywords
dynamic fluid
fluid expansion
paper
plastic
shaft
Prior art date
Application number
IT8720318A
Other languages
Italian (it)
Other versions
IT8720318A0 (en
Inventor
Gattrugeri Stefano
Original Assignee
Gattrugeri Stefano
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gattrugeri Stefano filed Critical Gattrugeri Stefano
Priority to IT8720318A priority Critical patent/IT1237442B/en
Publication of IT8720318A0 publication Critical patent/IT8720318A0/en
Application granted granted Critical
Publication of IT1237442B publication Critical patent/IT1237442B/en

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Abstract

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.
IT8720318A 1987-04-30 1987-04-30 Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on. IT1237442B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT8720318A IT1237442B (en) 1987-04-30 1987-04-30 Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8720318A IT1237442B (en) 1987-04-30 1987-04-30 Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.

Publications (2)

Publication Number Publication Date
IT8720318A0 IT8720318A0 (en) 1987-04-30
IT1237442B true IT1237442B (en) 1993-06-05

Family

ID=11165692

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8720318A IT1237442B (en) 1987-04-30 1987-04-30 Shaft with dynamic fluid expansion parts to fix part B, made from materials such as paper, plastic, material and so on.

Country Status (1)

Country Link
IT (1) IT1237442B (en)

Also Published As

Publication number Publication date
IT8720318A0 (en) 1987-04-30

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