JPS52132536A - Automatic door opening/closing device - Google Patents

Automatic door opening/closing device

Info

Publication number
JPS52132536A
JPS52132536A JP4972176A JP4972176A JPS52132536A JP S52132536 A JPS52132536 A JP S52132536A JP 4972176 A JP4972176 A JP 4972176A JP 4972176 A JP4972176 A JP 4972176A JP S52132536 A JPS52132536 A JP S52132536A
Authority
JP
Japan
Prior art keywords
door opening
closing device
automatic door
door
closing
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
JP4972176A
Other languages
Japanese (ja)
Other versions
JPS5724477B2 (en
Inventor
Toyohiko Tanaka
Takashi Tsuji
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics 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
Application filed by Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP4972176A priority Critical patent/JPS52132536A/en
Publication of JPS52132536A publication Critical patent/JPS52132536A/en
Publication of JPS5724477B2 publication Critical patent/JPS5724477B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Power-Operated Mechanisms For Wings (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

PURPOSE: To provide a marking device whose adjustment is extremely simple and convenient by providing plural supersonic wave senders/receivers near a door and by selecting the passing of detected objects by the time width of the reflected wave, and by controlling automatically the opening and closing of the door.
COPYRIGHT: (C)1977,JPO&Japio
JP4972176A 1976-04-30 1976-04-30 Automatic door opening/closing device Granted JPS52132536A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4972176A JPS52132536A (en) 1976-04-30 1976-04-30 Automatic door opening/closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4972176A JPS52132536A (en) 1976-04-30 1976-04-30 Automatic door opening/closing device

Publications (2)

Publication Number Publication Date
JPS52132536A true JPS52132536A (en) 1977-11-07
JPS5724477B2 JPS5724477B2 (en) 1982-05-24

Family

ID=12839045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4972176A Granted JPS52132536A (en) 1976-04-30 1976-04-30 Automatic door opening/closing device

Country Status (1)

Country Link
JP (1) JPS52132536A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945249U (en) * 1972-07-25 1974-04-20
JPS50153739U (en) * 1974-06-03 1975-12-20

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4945249U (en) * 1972-07-25 1974-04-20
JPS50153739U (en) * 1974-06-03 1975-12-20

Also Published As

Publication number Publication date
JPS5724477B2 (en) 1982-05-24

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