FR1017535A - Spring device for closing and opening doors - Google Patents

Spring device for closing and opening doors

Info

Publication number
FR1017535A
FR1017535A FR1017535DA FR1017535A FR 1017535 A FR1017535 A FR 1017535A FR 1017535D A FR1017535D A FR 1017535DA FR 1017535 A FR1017535 A FR 1017535A
Authority
FR
France
Prior art keywords
closing
spring device
opening doors
doors
opening
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
Other languages
French (fr)
Inventor
George Albert Arnold Smith
Louis William Johnstone
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 filed Critical
Application granted granted Critical
Publication of FR1017535A publication Critical patent/FR1017535A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/1033—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance with a torsion bar
FR1017535D 1949-03-09 1950-03-09 Spring device for closing and opening doors Expired FR1017535A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1017535X 1949-03-09

Publications (1)

Publication Number Publication Date
FR1017535A true FR1017535A (en) 1952-12-11

Family

ID=10868241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1017535D Expired FR1017535A (en) 1949-03-09 1950-03-09 Spring device for closing and opening doors

Country Status (1)

Country Link
FR (1) FR1017535A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616799A (en) * 1984-04-25 1986-10-14 Gte Products Corporation Automatic recovery swing sign structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4616799A (en) * 1984-04-25 1986-10-14 Gte Products Corporation Automatic recovery swing sign structure

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