ES423355A3 - Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding) - Google Patents

Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES423355A3
ES423355A3 ES423355A ES423355A ES423355A3 ES 423355 A3 ES423355 A3 ES 423355A3 ES 423355 A ES423355 A ES 423355A ES 423355 A ES423355 A ES 423355A ES 423355 A3 ES423355 A3 ES 423355A3
Authority
ES
Spain
Prior art keywords
machine
group
translation
legally binding
google translate
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES423355A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nuovo Pignone SpA
Original Assignee
Nuovo Pignone 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 Nuovo Pignone SpA filed Critical Nuovo Pignone SpA
Priority to ES423355A priority Critical patent/ES423355A3/en
Publication of ES423355A3 publication Critical patent/ES423355A3/en
Expired legal-status Critical Current

Links

Landscapes

  • Supports For Plants (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)

Abstract

Automatic lifting device of the tunding group or the tunding groups of a tunding machine, characterized in that it comprises a feeler group acting on the entire width of the fabric, a pneumatic lifting group and a steering timer device. (Machine-translation by Google Translate, not legally binding)
ES423355A 1974-02-12 1974-02-12 Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding) Expired ES423355A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES423355A ES423355A3 (en) 1974-02-12 1974-02-12 Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES423355A ES423355A3 (en) 1974-02-12 1974-02-12 Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding)

Publications (1)

Publication Number Publication Date
ES423355A3 true ES423355A3 (en) 1976-12-01

Family

ID=8465999

Family Applications (1)

Application Number Title Priority Date Filing Date
ES423355A Expired ES423355A3 (en) 1974-02-12 1974-02-12 Government device for variation of the length of the active surface of the combination of a tunneling machine. Automatic lifting device of the tundidor group. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES423355A3 (en)

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