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JPS5216834A - Door closer - Google Patents

Door closer

Info

Publication number
JPS5216834A
JPS5216834A JP9375475A JP9375475A JPS5216834A JP S5216834 A JPS5216834 A JP S5216834A JP 9375475 A JP9375475 A JP 9375475A JP 9375475 A JP9375475 A JP 9375475A JP S5216834 A JPS5216834 A JP S5216834A
Authority
JP
Japan
Prior art keywords
door closer
high pressure
pressure gas
closing force
metal spring
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
JP9375475A
Other languages
Japanese (ja)
Other versions
JPS5721633B2 (en
Inventor
Toshiro Nagase
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.)
Tokico Ltd
Original Assignee
Tokico Ltd
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 Tokico Ltd filed Critical Tokico Ltd
Priority to JP9375475A priority Critical patent/JPS5216834A/en
Publication of JPS5216834A publication Critical patent/JPS5216834A/en
Publication of JPS5721633B2 publication Critical patent/JPS5721633B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)

Abstract

PURPOSE: To provide an automatic door closer whose door closing force is made by high pressure gas and a metal spring.
COPYRIGHT: (C)1977,JPO&Japio
JP9375475A 1975-07-31 1975-07-31 Door closer Granted JPS5216834A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9375475A JPS5216834A (en) 1975-07-31 1975-07-31 Door closer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9375475A JPS5216834A (en) 1975-07-31 1975-07-31 Door closer

Publications (2)

Publication Number Publication Date
JPS5216834A true JPS5216834A (en) 1977-02-08
JPS5721633B2 JPS5721633B2 (en) 1982-05-08

Family

ID=14091205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9375475A Granted JPS5216834A (en) 1975-07-31 1975-07-31 Door closer

Country Status (1)

Country Link
JP (1) JPS5216834A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140671U (en) * 1980-03-21 1981-10-23
JPS6189459U (en) * 1984-11-19 1986-06-11
JPH01188257A (en) * 1988-01-22 1989-07-27 Murata Mach Ltd Working system for work in multiple product small quantity production system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56140671U (en) * 1980-03-21 1981-10-23
JPS6189459U (en) * 1984-11-19 1986-06-11
JPH058045Y2 (en) * 1984-11-19 1993-03-01
JPH01188257A (en) * 1988-01-22 1989-07-27 Murata Mach Ltd Working system for work in multiple product small quantity production system

Also Published As

Publication number Publication date
JPS5721633B2 (en) 1982-05-08

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