ITTO941086A0 - Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici. - Google Patents

Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici.

Info

Publication number
ITTO941086A0
ITTO941086A0 ITTO941086A ITTO941086A ITTO941086A0 IT TO941086 A0 ITTO941086 A0 IT TO941086A0 IT TO941086 A ITTO941086 A IT TO941086A IT TO941086 A ITTO941086 A IT TO941086A IT TO941086 A0 ITTO941086 A0 IT TO941086A0
Authority
IT
Italy
Prior art keywords
power supply
electric power
control systems
safety electric
operating machines
Prior art date
Application number
ITTO941086A
Other languages
English (en)
Inventor
Silvano Ferro
Original Assignee
Reer 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 Reer Spa filed Critical Reer Spa
Priority to IT94TO001086A priority Critical patent/IT1268206B1/it
Publication of ITTO941086A0 publication Critical patent/ITTO941086A0/it
Priority to EP95203212A priority patent/EP0721081A1/en
Priority to US08/566,798 priority patent/US5644256A/en
Publication of ITTO941086A1 publication Critical patent/ITTO941086A1/it
Application granted granted Critical
Publication of IT1268206B1 publication Critical patent/IT1268206B1/it

Links

Classifications

    • 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
    • F16P3/12—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 with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—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 with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—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 with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electronic Switches (AREA)
  • Safety Devices In Control Systems (AREA)
IT94TO001086A 1994-12-29 1994-12-29 Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici. IT1268206B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT94TO001086A IT1268206B1 (it) 1994-12-29 1994-12-29 Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici.
EP95203212A EP0721081A1 (en) 1994-12-29 1995-11-22 Inherent-security electric supply circuit for machine control systems
US08/566,798 US5644256A (en) 1994-12-29 1995-12-04 High-security electric supply circuit for machine control systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT94TO001086A IT1268206B1 (it) 1994-12-29 1994-12-29 Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici.

Publications (3)

Publication Number Publication Date
ITTO941086A0 true ITTO941086A0 (it) 1994-12-29
ITTO941086A1 ITTO941086A1 (it) 1996-06-29
IT1268206B1 IT1268206B1 (it) 1997-02-21

Family

ID=11413017

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94TO001086A IT1268206B1 (it) 1994-12-29 1994-12-29 Alimentatore elettrico di sicurezza per sistemi di controllo di macchine operatrici.

Country Status (3)

Country Link
US (1) US5644256A (it)
EP (1) EP0721081A1 (it)
IT (1) IT1268206B1 (it)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532994A (en) * 1967-08-08 1970-10-06 Ampex Anticoincident circuit
DE2923433C2 (de) * 1979-06-09 1984-12-20 Günter Dipl.-Phys. Dr. 7000 Stuttgart Haag Einbruchsicherung für Flächen
US4564837A (en) * 1983-01-03 1986-01-14 Mitsubishi Denki Kabushiki Kaisha Circuit for monitoring the frequency of signal for controlling choppers of electric cars
USRE33301E (en) * 1984-11-15 1990-08-14 Mitsubishi Denki Kabushiki Kaisha Synchronism detector circuit
JPH0681998A (ja) * 1992-07-15 1994-03-22 Nippon Signal Co Ltd:The フェールセーフ走査回路及び多光軸光線式センサ
DE69317231T2 (de) 1992-12-03 1998-08-27 Reer Spa Komparatorvorrichtung mit Eigensicherheit insbesondere für opto-elektronische Schranken
US5371417A (en) * 1993-07-02 1994-12-06 Tandem Computers Incorporated Multiple frequency output clock generator system

Also Published As

Publication number Publication date
IT1268206B1 (it) 1997-02-21
EP0721081A1 (en) 1996-07-10
ITTO941086A1 (it) 1996-06-29
US5644256A (en) 1997-07-01

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Legal Events

Date Code Title Description
0001 Granted