JPS54338A - Safety protector for automatic door - Google Patents

Safety protector for automatic door

Info

Publication number
JPS54338A
JPS54338A JP6358077A JP6358077A JPS54338A JP S54338 A JPS54338 A JP S54338A JP 6358077 A JP6358077 A JP 6358077A JP 6358077 A JP6358077 A JP 6358077A JP S54338 A JPS54338 A JP S54338A
Authority
JP
Japan
Prior art keywords
automatic door
safety protector
door
protector
safety
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.)
Granted
Application number
JP6358077A
Other languages
Japanese (ja)
Other versions
JPS5917029B2 (en
Inventor
Yoshiyuki Honda
Satoshi Nagai
Yoshiaki Furuya
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP52063580A priority Critical patent/JPS5917029B2/en
Publication of JPS54338A publication Critical patent/JPS54338A/en
Publication of JPS5917029B2 publication Critical patent/JPS5917029B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

PURPOSE: To automatically dispatch a door reopen instruction by detecting the noncontacting state of a door by utilizing an ultrasonic wave when an article is interposed between the doors.
COPYRIGHT: (C)1979,JPO&Japio
JP52063580A 1977-05-31 1977-05-31 Automatic door safety protection device Expired JPS5917029B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52063580A JPS5917029B2 (en) 1977-05-31 1977-05-31 Automatic door safety protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52063580A JPS5917029B2 (en) 1977-05-31 1977-05-31 Automatic door safety protection device

Publications (2)

Publication Number Publication Date
JPS54338A true JPS54338A (en) 1979-01-05
JPS5917029B2 JPS5917029B2 (en) 1984-04-19

Family

ID=13233332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52063580A Expired JPS5917029B2 (en) 1977-05-31 1977-05-31 Automatic door safety protection device

Country Status (1)

Country Link
JP (1) JPS5917029B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6320805A (en) * 1986-07-15 1988-01-28 Kijima Musen Kk Electric coil element

Also Published As

Publication number Publication date
JPS5917029B2 (en) 1984-04-19

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