GB2004390B - Safety control system for presses - Google Patents

Safety control system for presses

Info

Publication number
GB2004390B
GB2004390B GB7837059A GB7837059A GB2004390B GB 2004390 B GB2004390 B GB 2004390B GB 7837059 A GB7837059 A GB 7837059A GB 7837059 A GB7837059 A GB 7837059A GB 2004390 B GB2004390 B GB 2004390B
Authority
GB
United Kingdom
Prior art keywords
presses
control system
safety control
safety
control
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
GB7837059A
Other versions
GB2004390A (en
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.)
L Schuler GmbH
Original Assignee
L Schuler GmbH
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 DE19772742039 external-priority patent/DE2742039A1/en
Priority claimed from DE19772743539 external-priority patent/DE2743539A1/en
Application filed by L Schuler GmbH filed Critical L Schuler GmbH
Publication of GB2004390A publication Critical patent/GB2004390A/en
Application granted granted Critical
Publication of GB2004390B publication Critical patent/GB2004390B/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fixing For Electrophotography (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Regulating Braking Force (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
GB7837059A 1977-09-19 1978-09-15 Safety control system for presses Expired GB2004390B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772742039 DE2742039A1 (en) 1977-09-19 1977-09-19 Punching or stamping machine safety circuit - uses similar duplicate circuits connected to exclusive=OR logic
DE19772743539 DE2743539A1 (en) 1977-09-28 1977-09-28 Punching or stamping machine safety circuit - uses similar duplicate circuits connected to exclusive=OR logic

Publications (2)

Publication Number Publication Date
GB2004390A GB2004390A (en) 1979-03-28
GB2004390B true GB2004390B (en) 1982-09-15

Family

ID=25772746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7837059A Expired GB2004390B (en) 1977-09-19 1978-09-15 Safety control system for presses

Country Status (4)

Country Link
FR (1) FR2403513A1 (en)
GB (1) GB2004390B (en)
IT (1) IT1098577B (en)
SE (1) SE437293B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0388047B1 (en) * 1989-03-16 1995-06-21 LUCAS INDUSTRIES public limited company Device depowering apparatus

Also Published As

Publication number Publication date
SE7809727L (en) 1979-03-20
FR2403513A1 (en) 1979-04-13
GB2004390A (en) 1979-03-28
SE437293B (en) 1985-02-18
IT1098577B (en) 1985-09-07
IT7827585A0 (en) 1978-09-13
FR2403513B1 (en) 1983-12-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee