IT1047514B - Sistema di protezione di circuiti idraulici e valvola di sicurezza da impiegare in esso - Google Patents

Sistema di protezione di circuiti idraulici e valvola di sicurezza da impiegare in esso

Info

Publication number
IT1047514B
IT1047514B IT5146975A IT5146975A IT1047514B IT 1047514 B IT1047514 B IT 1047514B IT 5146975 A IT5146975 A IT 5146975A IT 5146975 A IT5146975 A IT 5146975A IT 1047514 B IT1047514 B IT 1047514B
Authority
IT
Italy
Prior art keywords
safety valve
hydraulic circuit
protection system
circuit protection
hydraulic
Prior art date
Application number
IT5146975A
Other languages
English (en)
Original Assignee
Gulf & Western Mfg Co
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
Priority claimed from US05/514,107 external-priority patent/US3955396A/en
Priority claimed from US05/514,106 external-priority patent/US4015620A/en
Application filed by Gulf & Western Mfg Co filed Critical Gulf & Western Mfg Co
Application granted granted Critical
Publication of IT1047514B publication Critical patent/IT1047514B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
    • B30B15/281—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices
    • B30B15/284—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices releasing fluid from a fluid chamber subjected to overload pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Control Of Presses (AREA)
IT5146975A 1974-10-11 1975-09-23 Sistema di protezione di circuiti idraulici e valvola di sicurezza da impiegare in esso IT1047514B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/514,107 US3955396A (en) 1974-10-11 1974-10-11 Press overload protection system
US05/514,106 US4015620A (en) 1974-10-11 1974-10-11 High response unloading valve

Publications (1)

Publication Number Publication Date
IT1047514B true IT1047514B (it) 1980-10-20

Family

ID=27058096

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5146975A IT1047514B (it) 1974-10-11 1975-09-23 Sistema di protezione di circuiti idraulici e valvola di sicurezza da impiegare in esso

Country Status (8)

Country Link
AU (1) AU475805B2 (it)
BR (1) BR7506635A (it)
CA (1) CA1032850A (it)
DE (3) DE7531586U (it)
ES (1) ES441700A1 (it)
FR (1) FR2287330A1 (it)
GB (1) GB1485077A (it)
IT (1) IT1047514B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800832C2 (de) * 1978-01-10 1986-09-04 L. Schuler GmbH, 7320 Göppingen Überlastsicherungsvorrichtung für eine Presse
FR2460410A1 (fr) * 1979-06-28 1981-01-23 Paul Hydraulique Dispositif hydraulique de protection contre les surcharges
DE3305264A1 (de) * 1983-02-16 1984-08-16 L. Schuler GmbH, 7320 Göppingen Einrichtung zur begrenzung der presskraft an mechanischen pressen
DE19532962A1 (de) * 1995-09-07 1997-03-13 Ulrich Keller Steuerventil, insbesondere für hydraulische Überlasteinrichtungen bei Pressen
DE19615926C1 (de) * 1996-04-22 1997-07-17 Fraunhofer Ges Forschung Überlastsicherung für mechanische Pressen
DE19637804A1 (de) * 1996-09-17 1998-03-19 Ulrich Keller Ventileinrichtung, insbesondere für hydraulische Überlastsicherungen bei Pressen
DE19643104A1 (de) * 1996-10-21 1998-04-23 Ulrich Keller Ventileinrichtung, insbesondere für hydraulische Überlasteinrichtungen an Pressen zur vorausschauenden Betätigung des Überlastventils
ES2185434B1 (es) * 1999-06-17 2004-06-16 Fagor, S. Coop. Circuito hidraulico de seguridad en una prensa.
DE10015785B4 (de) * 2000-03-30 2016-05-25 Ulrich Keller Einfache, sichere und schnelle Ventileinrichtung insbesondere für hydraulische Überlasteinrichtungen an Pressen
CN105697430A (zh) * 2016-01-21 2016-06-22 杭震 液压超载保护装置及具备该装置的机械压力机

Also Published As

Publication number Publication date
FR2287330A1 (fr) 1976-05-07
AU8431475A (en) 1976-09-02
DE2544507C3 (de) 1979-11-29
AU475805B2 (en) 1976-09-02
DE2544507B2 (it) 1979-04-05
ES441700A1 (es) 1977-04-01
DE2544507A1 (de) 1976-09-02
CA1032850A (en) 1978-06-13
FR2287330B1 (it) 1982-03-26
GB1485077A (en) 1977-09-08
BR7506635A (pt) 1976-08-17
DE7612882U1 (de) 1976-09-30
DE7531586U (de) 1976-09-30

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