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IT1095743B - SAFETY DEVICE FOR THE GOVERNMENT OF A PRESS - Google Patents

SAFETY DEVICE FOR THE GOVERNMENT OF A PRESS

Info

Publication number
IT1095743B
IT1095743B IT7822957A IT2295778A IT1095743B IT 1095743 B IT1095743 B IT 1095743B IT 7822957 A IT7822957 A IT 7822957A IT 2295778 A IT2295778 A IT 2295778A IT 1095743 B IT1095743 B IT 1095743B
Authority
IT
Italy
Prior art keywords
government
press
safety device
safety
Prior art date
Application number
IT7822957A
Other languages
Italian (it)
Other versions
IT7822957A0 (en
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT7822957A0 publication Critical patent/IT7822957A0/en
Application granted granted Critical
Publication of IT1095743B publication Critical patent/IT1095743B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/18—Control arrangements requiring the use of both hands
    • F16P3/20—Control arrangements requiring the use of both hands for electric control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Safety Devices In Control Systems (AREA)
  • Electronic Switches (AREA)
  • Control Of Presses (AREA)
IT7822957A 1977-05-11 1978-05-03 SAFETY DEVICE FOR THE GOVERNMENT OF A PRESS IT1095743B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2721270A DE2721270B2 (en) 1977-05-11 1977-05-11 Press safety control

Publications (2)

Publication Number Publication Date
IT7822957A0 IT7822957A0 (en) 1978-05-03
IT1095743B true IT1095743B (en) 1985-08-17

Family

ID=6008656

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7822957A IT1095743B (en) 1977-05-11 1978-05-03 SAFETY DEVICE FOR THE GOVERNMENT OF A PRESS

Country Status (4)

Country Link
DE (1) DE2721270B2 (en)
FR (1) FR2390666A1 (en)
IT (1) IT1095743B (en)
SE (1) SE416754B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2915589B2 (en) * 1979-04-18 1981-05-07 L. Schuler GmbH, 7320 Göppingen Safety switchgear
FR2484663A1 (en) * 1980-06-11 1981-12-18 Jalon Jacques Monitoring circuit for signalling of safe operation of machine - has thyristor in series with two types of operational contacts to obviate necessity of relays
DD201345B1 (en) * 1981-12-14 1985-12-18 Warnke Umformtech Veb K CIRCUIT ARRANGEMENT FOR MONITORING THE AMPLIFIERS AND THE PRESS SAFETY VALVES
US4631722A (en) * 1982-02-11 1986-12-23 Zf-Herion-Systemtechnik Gmbh Electronic controller for cyclically operating machinery
FR2705153B1 (en) * 1993-05-12 1995-07-13 Senstronic Sa DEVICE FOR CONNECTING AND LOGIC SYNTHESIS OF A PLURALITY OF PAIRS OF SWITCHING ELEMENTS.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1266861B (en) * 1963-01-22 1968-04-25 Siemens Ag Electrical safety circuit for the two-hand indentation of presses, punching machines and similar machine tools
FR1579512A (en) * 1968-02-12 1969-08-29
US3662227A (en) * 1969-02-13 1972-05-09 Cableform Ltd Control systems
DE1946524A1 (en) * 1969-09-13 1971-05-19 Krauss Maffei Ag Circuit arrangement for the electronic control of machines, in particular for a multi-hand safety device
DE2522262A1 (en) * 1975-05-20 1976-12-02 Sommer Fa Ing Erich Electrical safety circuit for power operated machinery - has two input signals for simultaneous switching of power source and machine

Also Published As

Publication number Publication date
SE7805264L (en) 1978-11-12
DE2721270B2 (en) 1979-06-13
IT7822957A0 (en) 1978-05-03
FR2390666B1 (en) 1981-02-20
FR2390666A1 (en) 1978-12-08
DE2721270A1 (en) 1978-11-16
SE416754B (en) 1981-02-02

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