IT1238622B - Perforation device and its procedures - Google Patents

Perforation device and its procedures

Info

Publication number
IT1238622B
IT1238622B IT19370A IT1937090A IT1238622B IT 1238622 B IT1238622 B IT 1238622B IT 19370 A IT19370 A IT 19370A IT 1937090 A IT1937090 A IT 1937090A IT 1238622 B IT1238622 B IT 1238622B
Authority
IT
Italy
Prior art keywords
perforation device
procedures
tube section
perforation
hammer
Prior art date
Application number
IT19370A
Other languages
Italian (it)
Other versions
IT9019370A0 (en
IT9019370A1 (en
Inventor
Luigi Vittorio Gasparoni
Original Assignee
Presspali Spa
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 Presspali Spa filed Critical Presspali Spa
Priority to IT19370A priority Critical patent/IT1238622B/en
Publication of IT9019370A0 publication Critical patent/IT9019370A0/en
Publication of IT9019370A1 publication Critical patent/IT9019370A1/en
Application granted granted Critical
Publication of IT1238622B publication Critical patent/IT1238622B/en

Links

Landscapes

  • Branch Pipes, Bends, And The Like (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

The perforation device that uses a hammer and is equipped with extended elastically propelled hinged flaps using recess working with a tube section. On the body of the perforating device there is carved out seat for the gasket that's shape keeps it airtight compressed between the perforation device and the tube section.
IT19370A 1990-02-14 1990-02-14 Perforation device and its procedures IT1238622B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT19370A IT1238622B (en) 1990-02-14 1990-02-14 Perforation device and its procedures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19370A IT1238622B (en) 1990-02-14 1990-02-14 Perforation device and its procedures

Publications (3)

Publication Number Publication Date
IT9019370A0 IT9019370A0 (en) 1990-02-14
IT9019370A1 IT9019370A1 (en) 1991-08-15
IT1238622B true IT1238622B (en) 1993-08-18

Family

ID=11157118

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19370A IT1238622B (en) 1990-02-14 1990-02-14 Perforation device and its procedures

Country Status (1)

Country Link
IT (1) IT1238622B (en)

Also Published As

Publication number Publication date
IT9019370A0 (en) 1990-02-14
IT9019370A1 (en) 1991-08-15

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227